504 files changed, 4321 insertions, 2570 deletions

diff --git a/.mailmap b/.mailmap
index 779a9caadc7f..52489f564069 100644
--- a/.mailmap
+++ b/.mailmap
@@ -21,6 +21,7 @@ Andrey Ryabinin <ryabinin.a.a@gmail.com> <a.ryabinin@samsung.com>
 Andrew Morton <akpm@linux-foundation.org>
 Andrew Vasquez <andrew.vasquez@qlogic.com>
 Andy Adamson <andros@citi.umich.edu>
+Antoine Tenart <antoine.tenart@free-electrons.com>
 Antonio Ospite <ao2@ao2.it> <ao2@amarulasolutions.com>
 Archit Taneja <archit@ti.com>
 Arnaud Patard <arnaud.patard@rtp-net.org>
@@ -30,6 +31,9 @@ Axel Lin <axel.lin@gmail.com>
 Ben Gardner <bgardner@wabtec.com>
 Ben M Cahill <ben.m.cahill@intel.com>
 Björn Steinbrink <B.Steinbrink@gmx.de>
+Boris Brezillon <boris.brezillon@free-electrons.com>
+Boris Brezillon <boris.brezillon@free-electrons.com> <b.brezillon.dev@gmail.com>
+Boris Brezillon <boris.brezillon@free-electrons.com> <b.brezillon@overkiz.com>
 Brian Avery <b.avery@hp.com>
 Brian King <brking@us.ibm.com>
 Christoph Hellwig <hch@lst.de>
diff --git a/Documentation/scsi/scsi_eh.txt b/Documentation/scsi/scsi_eh.txt
index 8638f61c8c9d..37eca00796ee 100644
--- a/Documentation/scsi/scsi_eh.txt
+++ b/Documentation/scsi/scsi_eh.txt
@@ -263,19 +263,23 @@ scmd->allowed.
 
  3. scmd recovered
     ACTION: scsi_eh_finish_cmd() is invoked to EH-finish scmd
-        - shost->host_failed--
         - clear scmd->eh_eflags
         - scsi_setup_cmd_retry()
         - move from local eh_work_q to local eh_done_q
     LOCKING: none
+    CONCURRENCY: at most one thread per separate eh_work_q to
+                 keep queue manipulation lockless
 
  4. EH completes
     ACTION: scsi_eh_flush_done_q() retries scmds or notifies upper
-            layer of failure.
+            layer of failure. May be called concurrently but must have
+            a no more than one thread per separate eh_work_q to
+            manipulate the queue locklessly
         - scmd is removed from eh_done_q and scmd->eh_entry is cleared
         - if retry is necessary, scmd is requeued using
           scsi_queue_insert()
         - otherwise, scsi_finish_command() is invoked for scmd
+        - zero shost->host_failed
     LOCKING: queue or finish function performs appropriate locking
 
 
diff --git a/MAINTAINERS b/MAINTAINERS
index e1b090f86e0d..1209323b7e43 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -595,6 +595,10 @@ S:	Odd Fixes
 L:      linux-alpha@vger.kernel.org
 F:      arch/alpha/
 
+ALPS PS/2 TOUCHPAD DRIVER
+R:      Pali Rohár <pali.rohar@gmail.com>
+F:      drivers/input/mouse/alps.*
+
 ALTERA MAILBOX DRIVER
 M:      Ley Foon Tan <lftan@altera.com>
 L:      nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
@@ -2776,9 +2780,9 @@ F:	include/net/caif/
 F:      net/caif/
 
 CALGARY x86-64 IOMMU
-M:      Muli Ben-Yehuda <muli@il.ibm.com>
-M:      "Jon D. Mason" <jdmason@kudzu.us>
-L:      discuss@x86-64.org
+M:      Muli Ben-Yehuda <mulix@mulix.org>
+M:      Jon Mason <jdmason@kudzu.us>
+L:      iommu@lists.linux-foundation.org
 S:      Maintained
 F:      arch/x86/kernel/pci-calgary_64.c
 F:      arch/x86/kernel/tce_64.c
@@ -7420,7 +7424,7 @@ F:	drivers/scsi/megaraid.*
 F:      drivers/scsi/megaraid/
 
 MELLANOX ETHERNET DRIVER (mlx4_en)
-M:      Eugenia Emantayev <eugenia@mellanox.com>
+M:      Tariq Toukan <tariqt@mellanox.com>
 L:      netdev@vger.kernel.org
 S:      Supported
 W:      http://www.mellanox.com
@@ -8959,6 +8963,7 @@ L:	linux-gpio@vger.kernel.org
 T:      git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git
 S:      Maintained
 F:      Documentation/devicetree/bindings/pinctrl/
+F:      Documentation/pinctrl.txt
 F:      drivers/pinctrl/
 F:      include/linux/pinctrl/
 
diff --git a/Makefile b/Makefile
index 4fb6beac5f09..0d504893df6e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 4
 PATCHLEVEL = 7
 SUBLEVEL = 0
-EXTRAVERSION = -rc4
+EXTRAVERSION = -rc6
 NAME = Psychotic Stoned Sheep
 
 # *DOCUMENTATION*
@@ -363,11 +363,13 @@ CHECK		= sparse
 
 CHECKFLAGS     := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
                   -Wbitwise -Wno-return-void $(CF)
+NOSTDINC_FLAGS  =
 CFLAGS_MODULE   =
 AFLAGS_MODULE   =
 LDFLAGS_MODULE  =
 CFLAGS_KERNEL   =
 AFLAGS_KERNEL   =
+LDFLAGS_vmlinux =
 CFLAGS_GCOV     = -fprofile-arcs -ftest-coverage -fno-tree-loop-im -Wno-maybe-uninitialized
 CFLAGS_KCOV     = -fsanitize-coverage=trace-pc
 
diff --git a/arch/Kconfig b/arch/Kconfig
index e9734796531f..15996290fed4 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -226,8 +226,8 @@ config ARCH_INIT_TASK
 config ARCH_TASK_STRUCT_ALLOCATOR
         bool
 
-# Select if arch has its private alloc_thread_info() function
-config ARCH_THREAD_INFO_ALLOCATOR
+# Select if arch has its private alloc_thread_stack() function
+config ARCH_THREAD_STACK_ALLOCATOR
         bool
 
 # Select if arch wants to size task_struct dynamically via arch_task_struct_size:
diff --git a/arch/alpha/include/asm/pgalloc.h b/arch/alpha/include/asm/pgalloc.h
index aab14a019c20..c2ebb6f36c9d 100644
--- a/arch/alpha/include/asm/pgalloc.h
+++ b/arch/alpha/include/asm/pgalloc.h
@@ -40,7 +40,7 @@ pgd_free(struct mm_struct *mm, pgd_t *pgd)
 static inline pmd_t *
 pmd_alloc_one(struct mm_struct *mm, unsigned long address)
 {
-        pmd_t *ret = (pmd_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+        pmd_t *ret = (pmd_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
         return ret;
 }
 
@@ -53,7 +53,7 @@ pmd_free(struct mm_struct *mm, pmd_t *pmd)
 static inline pte_t *
 pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
 {
-        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
         return pte;
 }
 
diff --git a/arch/arc/Makefile b/arch/arc/Makefile
index d4df6be66d58..85814e74677d 100644
--- a/arch/arc/Makefile
+++ b/arch/arc/Makefile
@@ -66,8 +66,6 @@ endif
 
 endif
 
-cflags-$(CONFIG_ARC_DW2_UNWIND)         += -fasynchronous-unwind-tables
-
 # By default gcc 4.8 generates dwarf4 which kernel unwinder can't grok
 ifeq ($(atleast_gcc48),y)
 cflags-$(CONFIG_ARC_DW2_UNWIND)         += -gdwarf-2
diff --git a/arch/arc/include/asm/pgalloc.h b/arch/arc/include/asm/pgalloc.h
index 86ed671286df..3749234b7419 100644
--- a/arch/arc/include/asm/pgalloc.h
+++ b/arch/arc/include/asm/pgalloc.h
@@ -95,7 +95,7 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
 {
         pte_t *pte;
 
-        pte = (pte_t *) __get_free_pages(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO,
+        pte = (pte_t *) __get_free_pages(GFP_KERNEL | __GFP_ZERO,
                                          __get_order_pte());
 
         return pte;
@@ -107,7 +107,7 @@ pte_alloc_one(struct mm_struct *mm, unsigned long address)
         pgtable_t pte_pg;
         struct page *page;
 
-        pte_pg = (pgtable_t)__get_free_pages(GFP_KERNEL | __GFP_REPEAT, __get_order_pte());
+        pte_pg = (pgtable_t)__get_free_pages(GFP_KERNEL, __get_order_pte());
         if (!pte_pg)
                 return 0;
         memzero((void *)pte_pg, PTRS_PER_PTE * sizeof(pte_t));
diff --git a/arch/arc/kernel/stacktrace.c b/arch/arc/kernel/stacktrace.c
index e0efff15a5ae..b9192a653b7e 100644
--- a/arch/arc/kernel/stacktrace.c
+++ b/arch/arc/kernel/stacktrace.c
@@ -142,7 +142,7 @@ arc_unwind_core(struct task_struct *tsk, struct pt_regs *regs,
          * prelogue is setup (callee regs saved and then fp set and not other
          * way around
          */
-        pr_warn("CONFIG_ARC_DW2_UNWIND needs to be enabled\n");
+        pr_warn_once("CONFIG_ARC_DW2_UNWIND needs to be enabled\n");
         return 0;
 
 #endif
diff --git a/arch/arm/include/asm/pgalloc.h b/arch/arm/include/asm/pgalloc.h
index 19cfab526d13..20febb368844 100644
--- a/arch/arm/include/asm/pgalloc.h
+++ b/arch/arm/include/asm/pgalloc.h
@@ -29,7 +29,7 @@
 
 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-        return (pmd_t *)get_zeroed_page(GFP_KERNEL | __GFP_REPEAT);
+        return (pmd_t *)get_zeroed_page(GFP_KERNEL);
 }
 
 static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c
index 893941ec98dc..f1bde7c4e736 100644
--- a/arch/arm/kvm/arm.c
+++ b/arch/arm/kvm/arm.c
@@ -263,6 +263,7 @@ void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu)
         kvm_timer_vcpu_terminate(vcpu);
         kvm_vgic_vcpu_destroy(vcpu);
         kvm_pmu_vcpu_destroy(vcpu);
+        kvm_vcpu_uninit(vcpu);
         kmem_cache_free(kvm_vcpu_cache, vcpu);
 }
 
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 7085e322dc42..648a32c89541 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -95,7 +95,7 @@ boot := arch/arm64/boot
 Image: vmlinux
         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 
-Image.%: vmlinux
+Image.%: Image
         $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 
 zinstall install:
diff --git a/arch/arm64/include/asm/pgalloc.h b/arch/arm64/include/asm/pgalloc.h
index ff98585d085a..d25f4f137c2a 100644
--- a/arch/arm64/include/asm/pgalloc.h
+++ b/arch/arm64/include/asm/pgalloc.h
@@ -26,7 +26,7 @@
 
 #define check_pgt_cache()               do { } while (0)
 
-#define PGALLOC_GFP     (GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO)
+#define PGALLOC_GFP     (GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO)
 #define PGD_SIZE        (PTRS_PER_PGD * sizeof(pgd_t))
 
 #if CONFIG_PGTABLE_LEVELS > 2
diff --git a/arch/arm64/include/asm/smp.h b/arch/arm64/include/asm/smp.h
index 433e50405274..022644704a93 100644
--- a/arch/arm64/include/asm/smp.h
+++ b/arch/arm64/include/asm/smp.h
@@ -124,6 +124,18 @@ static inline void cpu_panic_kernel(void)
         cpu_park_loop();
 }
 
+/*
+ * If a secondary CPU enters the kernel but fails to come online,
+ * (e.g. due to mismatched features), and cannot exit the kernel,
+ * we increment cpus_stuck_in_kernel and leave the CPU in a
+ * quiesecent loop within the kernel text. The memory containing
+ * this loop must not be re-used for anything else as the 'stuck'
+ * core is executing it.
+ *
+ * This function is used to inhibit features like kexec and hibernate.
+ */
+bool cpus_are_stuck_in_kernel(void);
+
 #endif /* ifndef __ASSEMBLY__ */
 
 #endif /* ifndef __ASM_SMP_H */
diff --git a/arch/arm64/kernel/hibernate.c b/arch/arm64/kernel/hibernate.c
index f8df75d740f4..21ab5df9fa76 100644
--- a/arch/arm64/kernel/hibernate.c
+++ b/arch/arm64/kernel/hibernate.c
@@ -33,6 +33,7 @@
 #include <asm/pgtable.h>
 #include <asm/pgtable-hwdef.h>
 #include <asm/sections.h>
+#include <asm/smp.h>
 #include <asm/suspend.h>
 #include <asm/virt.h>
 
@@ -236,6 +237,11 @@ int swsusp_arch_suspend(void)
         unsigned long flags;
         struct sleep_stack_data state;
 
+        if (cpus_are_stuck_in_kernel()) {
+                pr_err("Can't hibernate: no mechanism to offline secondary CPUs.\n");
+                return -EBUSY;
+        }
+
         local_dbg_save(flags);
 
         if (__cpu_suspend_enter(&state)) {
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 678e0842cb3b..62ff3c0622e2 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -909,3 +909,21 @@ int setup_profiling_timer(unsigned int multiplier)
 {
         return -EINVAL;
 }
+
+static bool have_cpu_die(void)
+{
+#ifdef CONFIG_HOTPLUG_CPU
+        int any_cpu = raw_smp_processor_id();
+
+        if (cpu_ops[any_cpu]->cpu_die)
+                return true;
+#endif
+        return false;
+}
+
+bool cpus_are_stuck_in_kernel(void)
+{
+        bool smp_spin_tables = (num_possible_cpus() > 1 && !have_cpu_die());
+
+        return !!cpus_stuck_in_kernel || smp_spin_tables;
+}
diff --git a/arch/arm64/mm/context.c b/arch/arm64/mm/context.c
index b7b397802088..efcf1f7ef1e4 100644
--- a/arch/arm64/mm/context.c
+++ b/arch/arm64/mm/context.c
@@ -179,7 +179,7 @@ static u64 new_context(struct mm_struct *mm, unsigned int cpu)
                                                  &asid_generation);
         flush_context(cpu);
 
-        /* We have at least 1 ASID per CPU, so this will always succeed */
+        /* We have more ASIDs than CPUs, so this will always succeed */
         asid = find_next_zero_bit(asid_map, NUM_USER_ASIDS, 1);
 
 set_asid:
@@ -227,8 +227,11 @@ switch_mm_fastpath:
 static int asids_init(void)
 {
         asid_bits = get_cpu_asid_bits();
-        /* If we end up with more CPUs than ASIDs, expect things to crash */
-        WARN_ON(NUM_USER_ASIDS < num_possible_cpus());
+        /*
+         * Expect allocation after rollover to fail if we don't have at least
+         * one more ASID than CPUs. ASID #0 is reserved for init_mm.
+         */
+        WARN_ON(NUM_USER_ASIDS - 1 <= num_possible_cpus());
         atomic64_set(&asid_generation, ASID_FIRST_VERSION);
         asid_map = kzalloc(BITS_TO_LONGS(NUM_USER_ASIDS) * sizeof(*asid_map),
                            GFP_KERNEL);
diff --git a/arch/arm64/mm/flush.c b/arch/arm64/mm/flush.c
index dbd12ea8ce68..43a76b07eb32 100644
--- a/arch/arm64/mm/flush.c
+++ b/arch/arm64/mm/flush.c
@@ -71,10 +71,6 @@ void __sync_icache_dcache(pte_t pte, unsigned long addr)
 {
         struct page *page = pte_page(pte);
 
-        /* no flushing needed for anonymous pages */
-        if (!page_mapping(page))
-                return;
-
         if (!test_and_set_bit(PG_dcache_clean, &page->flags))
                 sync_icache_aliases(page_address(page),
                                     PAGE_SIZE << compound_order(page));
diff --git a/arch/avr32/include/asm/pgalloc.h b/arch/avr32/include/asm/pgalloc.h
index 1aba19d68c5e..db039cb368be 100644
--- a/arch/avr32/include/asm/pgalloc.h
+++ b/arch/avr32/include/asm/pgalloc.h
@@ -43,7 +43,7 @@ static inline void pgd_ctor(void *x)
  */
 static inline pgd_t *pgd_alloc(struct mm_struct *mm)
 {
-        return quicklist_alloc(QUICK_PGD, GFP_KERNEL | __GFP_REPEAT, pgd_ctor);
+        return quicklist_alloc(QUICK_PGD, GFP_KERNEL, pgd_ctor);
 }
 
 static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
@@ -54,7 +54,7 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                                           unsigned long address)
 {
-        return quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL);
+        return quicklist_alloc(QUICK_PT, GFP_KERNEL, NULL);
 }
 
 static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
@@ -63,7 +63,7 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
         struct page *page;
         void *pg;
 
-        pg = quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL);
+        pg = quicklist_alloc(QUICK_PT, GFP_KERNEL, NULL);
         if (!pg)
                 return NULL;
 
diff --git a/arch/cris/include/asm/pgalloc.h b/arch/cris/include/asm/pgalloc.h
index 235ece437ddd..42f1affb9c2d 100644
--- a/arch/cris/include/asm/pgalloc.h
+++ b/arch/cris/include/asm/pgalloc.h
@@ -24,14 +24,14 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
 {
-        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
         return pte;
 }
 
 static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
 {
         struct page *pte;
-        pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
+        pte = alloc_pages(GFP_KERNEL|__GFP_ZERO, 0);
         if (!pte)
                 return NULL;
         if (!pgtable_page_ctor(pte)) {
diff --git a/arch/frv/mm/pgalloc.c b/arch/frv/mm/pgalloc.c
index 41907d25ed38..c9ed14f6c67d 100644
--- a/arch/frv/mm/pgalloc.c
+++ b/arch/frv/mm/pgalloc.c
@@ -22,7 +22,7 @@ pgd_t swapper_pg_dir[PTRS_PER_PGD] __attribute__((aligned(PAGE_SIZE)));
 
 pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
 {
-        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT);
+        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL);
         if (pte)
                 clear_page(pte);
         return pte;
@@ -33,9 +33,9 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
         struct page *page;
 
 #ifdef CONFIG_HIGHPTE
-        page = alloc_pages(GFP_KERNEL|__GFP_HIGHMEM|__GFP_REPEAT, 0);
+        page = alloc_pages(GFP_KERNEL|__GFP_HIGHMEM, 0);
 #else
-        page = alloc_pages(GFP_KERNEL|__GFP_REPEAT, 0);
+        page = alloc_pages(GFP_KERNEL, 0);
 #endif
         if (!page)
                 return NULL;
diff --git a/arch/hexagon/include/asm/pgalloc.h b/arch/hexagon/include/asm/pgalloc.h
index 77da3b0ae3c2..eeebf862c46c 100644
--- a/arch/hexagon/include/asm/pgalloc.h
+++ b/arch/hexagon/include/asm/pgalloc.h
@@ -64,7 +64,7 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
 {
         struct page *pte;
 
-        pte = alloc_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO);
+        pte = alloc_page(GFP_KERNEL | __GFP_ZERO);
         if (!pte)
                 return NULL;
         if (!pgtable_page_ctor(pte)) {
@@ -78,7 +78,7 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                                           unsigned long address)
 {
-        gfp_t flags =  GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO;
+        gfp_t flags =  GFP_KERNEL | __GFP_ZERO;
         return (pte_t *) __get_free_page(flags);
 }
 
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index f80758cb7157..e109ee95e919 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -45,7 +45,7 @@ config IA64
         select GENERIC_SMP_IDLE_THREAD
         select ARCH_INIT_TASK
         select ARCH_TASK_STRUCT_ALLOCATOR
-        select ARCH_THREAD_INFO_ALLOCATOR
+        select ARCH_THREAD_STACK_ALLOCATOR
         select ARCH_CLOCKSOURCE_DATA
         select GENERIC_TIME_VSYSCALL_OLD
         select SYSCTL_ARCH_UNALIGN_NO_WARN
diff --git a/arch/ia64/include/asm/thread_info.h b/arch/ia64/include/asm/thread_info.h
index aa995b67c3f5..d1212b84fb83 100644
--- a/arch/ia64/include/asm/thread_info.h
+++ b/arch/ia64/include/asm/thread_info.h
@@ -48,15 +48,15 @@ struct thread_info {
 #ifndef ASM_OFFSETS_C
 /* how to get the thread information struct from C */
 #define current_thread_info()   ((struct thread_info *) ((char *) current + IA64_TASK_SIZE))
-#define alloc_thread_info_node(tsk, node)       \
-                ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE))
+#define alloc_thread_stack_node(tsk, node)      \
+                ((unsigned long *) ((char *) (tsk) + IA64_TASK_SIZE))
 #define task_thread_info(tsk)   ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE))
 #else
 #define current_thread_info()   ((struct thread_info *) 0)
-#define alloc_thread_info_node(tsk, node)       ((struct thread_info *) 0)
+#define alloc_thread_stack_node(tsk, node)      ((unsigned long *) 0)
 #define task_thread_info(tsk)   ((struct thread_info *) 0)
 #endif
-#define free_thread_info(ti)    /* nothing */
+#define free_thread_stack(ti)   /* nothing */
 #define task_stack_page(tsk)    ((void *)(tsk))
 
 #define __HAVE_THREAD_FUNCTIONS
diff --git a/arch/ia64/kernel/init_task.c b/arch/ia64/kernel/init_task.c
index f9efe9739d3f..0eaa89f3defd 100644
--- a/arch/ia64/kernel/init_task.c
+++ b/arch/ia64/kernel/init_task.c
@@ -26,6 +26,7 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * handled. This is done by having a special ".data..init_task" section...
  */
 #define init_thread_info        init_task_mem.s.thread_info
+#define init_stack              init_task_mem.stack
 
 union {
         struct {
diff --git a/arch/m68k/include/asm/mcf_pgalloc.h b/arch/m68k/include/asm/mcf_pgalloc.h
index f9924fbcfe42..fb95aed5f428 100644
--- a/arch/m68k/include/asm/mcf_pgalloc.h
+++ b/arch/m68k/include/asm/mcf_pgalloc.h
@@ -14,7 +14,7 @@ extern const char bad_pmd_string[];
 extern inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
         unsigned long address)
 {
-        unsigned long page = __get_free_page(GFP_DMA|__GFP_REPEAT);
+        unsigned long page = __get_free_page(GFP_DMA);
 
         if (!page)
                 return NULL;
@@ -51,7 +51,7 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t page,
 static inline struct page *pte_alloc_one(struct mm_struct *mm,
         unsigned long address)
 {
-        struct page *page = alloc_pages(GFP_DMA|__GFP_REPEAT, 0);
+        struct page *page = alloc_pages(GFP_DMA, 0);
         pte_t *pte;
 
         if (!page)
diff --git a/arch/m68k/include/asm/motorola_pgalloc.h b/arch/m68k/include/asm/motorola_pgalloc.h
index 24bcba496c75..c895b987202c 100644
--- a/arch/m68k/include/asm/motorola_pgalloc.h
+++ b/arch/m68k/include/asm/motorola_pgalloc.h
@@ -11,7 +11,7 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long ad
 {
         pte_t *pte;
 
-        pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+        pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
         if (pte) {
                 __flush_page_to_ram(pte);
                 flush_tlb_kernel_page(pte);
@@ -32,7 +32,7 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long addres
         struct page *page;
         pte_t *pte;
 
-        page = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
+        page = alloc_pages(GFP_KERNEL|__GFP_ZERO, 0);
         if(!page)
                 return NULL;
         if (!pgtable_page_ctor(page)) {
diff --git a/arch/m68k/include/asm/sun3_pgalloc.h b/arch/m68k/include/asm/sun3_pgalloc.h
index 0931388de47f..1901f61f926f 100644
--- a/arch/m68k/include/asm/sun3_pgalloc.h
+++ b/arch/m68k/include/asm/sun3_pgalloc.h
@@ -37,7 +37,7 @@ do {							\
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                                           unsigned long address)
 {
-        unsigned long page = __get_free_page(GFP_KERNEL|__GFP_REPEAT);
+        unsigned long page = __get_free_page(GFP_KERNEL);
 
         if (!page)
                 return NULL;
@@ -49,7 +49,7 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
 static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
                                         unsigned long address)
 {
-        struct page *page = alloc_pages(GFP_KERNEL|__GFP_REPEAT, 0);
+        struct page *page = alloc_pages(GFP_KERNEL, 0);
 
         if (page == NULL)
                 return NULL;
diff --git a/arch/metag/include/asm/pgalloc.h b/arch/metag/include/asm/pgalloc.h
index 3104df0a4822..c2caa1ee4360 100644
--- a/arch/metag/include/asm/pgalloc.h
+++ b/arch/metag/include/asm/pgalloc.h
@@ -42,8 +42,7 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                                           unsigned long address)
 {
-        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL | __GFP_REPEAT |
-                                              __GFP_ZERO);
+        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
         return pte;
 }
 
@@ -51,7 +50,7 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
                                       unsigned long address)
 {
         struct page *pte;
-        pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO, 0);
+        pte = alloc_pages(GFP_KERNEL  | __GFP_ZERO, 0);
         if (!pte)
                 return NULL;
         if (!pgtable_page_ctor(pte)) {
diff --git a/arch/microblaze/include/asm/pgalloc.h b/arch/microblaze/include/asm/pgalloc.h
index 61436d69775c..7c89390c0c13 100644
--- a/arch/microblaze/include/asm/pgalloc.h
+++ b/arch/microblaze/include/asm/pgalloc.h
@@ -116,9 +116,9 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
         struct page *ptepage;
 
 #ifdef CONFIG_HIGHPTE
-        int flags = GFP_KERNEL | __GFP_HIGHMEM | __GFP_REPEAT;
+        int flags = GFP_KERNEL | __GFP_HIGHMEM;
 #else
-        int flags = GFP_KERNEL | __GFP_REPEAT;
+        int flags = GFP_KERNEL;
 #endif
 
         ptepage = alloc_pages(flags, 0);
diff --git a/arch/microblaze/mm/pgtable.c b/arch/microblaze/mm/pgtable.c
index 4f4520e779a5..eb99fcc76088 100644
--- a/arch/microblaze/mm/pgtable.c
+++ b/arch/microblaze/mm/pgtable.c
@@ -239,8 +239,7 @@ __init_refok pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
 {
         pte_t *pte;
         if (mem_init_done) {
-                pte = (pte_t *)__get_free_page(GFP_KERNEL |
-                                        __GFP_REPEAT | __GFP_ZERO);
+                pte = (pte_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
         } else {
                 pte = (pte_t *)early_get_page();
                 if (pte)
diff --git a/arch/mips/include/asm/pgalloc.h b/arch/mips/include/asm/pgalloc.h
index b336037e8768..93c079a1cfc8 100644
--- a/arch/mips/include/asm/pgalloc.h
+++ b/arch/mips/include/asm/pgalloc.h
@@ -69,7 +69,7 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
 {
         pte_t *pte;
 
-        pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, PTE_ORDER);
+        pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_ZERO, PTE_ORDER);
 
         return pte;
 }
@@ -79,7 +79,7 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
 {
         struct page *pte;
 
-        pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT, PTE_ORDER);
+        pte = alloc_pages(GFP_KERNEL, PTE_ORDER);
         if (!pte)
                 return NULL;
         clear_highpage(pte);
@@ -113,7 +113,7 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
 {
         pmd_t *pmd;
 
-        pmd = (pmd_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT, PMD_ORDER);
+        pmd = (pmd_t *) __get_free_pages(GFP_KERNEL, PMD_ORDER);
         if (pmd)
                 pmd_init((unsigned long)pmd, (unsigned long)invalid_pte_table);
         return pmd;
diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h
index a6b611f1da43..f53816744d60 100644
--- a/arch/mips/include/asm/pgtable.h
+++ b/arch/mips/include/asm/pgtable.h
@@ -24,7 +24,7 @@ struct mm_struct;
 struct vm_area_struct;
 
 #define PAGE_NONE       __pgprot(_PAGE_PRESENT | _PAGE_NO_READ | \
-                                 _CACHE_CACHABLE_NONCOHERENT)
+                                 _page_cachable_default)
 #define PAGE_SHARED     __pgprot(_PAGE_PRESENT | _PAGE_WRITE | \
                                  _page_cachable_default)
 #define PAGE_COPY       __pgprot(_PAGE_PRESENT | _PAGE_NO_EXEC | \
@@ -476,7 +476,7 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
         pte.pte_low  &= (_PAGE_MODIFIED | _PAGE_ACCESSED | _PFNX_MASK);
         pte.pte_high &= (_PFN_MASK | _CACHE_MASK);
         pte.pte_low  |= pgprot_val(newprot) & ~_PFNX_MASK;
-        pte.pte_high |= pgprot_val(newprot) & ~_PFN_MASK;
+        pte.pte_high |= pgprot_val(newprot) & ~(_PFN_MASK | _CACHE_MASK);
         return pte;
 }
 #elif defined(CONFIG_PHYS_ADDR_T_64BIT) && defined(CONFIG_CPU_MIPS32)
@@ -491,7 +491,8 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 #else
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 {
-        return __pte((pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot));
+        return __pte((pte_val(pte) & _PAGE_CHG_MASK) |
+                     (pgprot_val(newprot) & ~_PAGE_CHG_MASK));
 }
 #endif
 
@@ -632,7 +633,8 @@ static inline struct page *pmd_page(pmd_t pmd)
 
 static inline pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot)
 {
-        pmd_val(pmd) = (pmd_val(pmd) & _PAGE_CHG_MASK) | pgprot_val(newprot);
+        pmd_val(pmd) = (pmd_val(pmd) & _PAGE_CHG_MASK) |
+                       (pgprot_val(newprot) & ~_PAGE_CHG_MASK);
         return pmd;
 }
 
diff --git a/arch/mn10300/include/asm/thread_info.h b/arch/mn10300/include/asm/thread_info.h
index 4861a78c7160..f5f90bbf019d 100644
--- a/arch/mn10300/include/asm/thread_info.h
+++ b/arch/mn10300/include/asm/thread_info.h
@@ -115,7 +115,7 @@ static inline unsigned long current_stack_pointer(void)
 }
 
 #ifndef CONFIG_KGDB
-void arch_release_thread_info(struct thread_info *ti);
+void arch_release_thread_stack(unsigned long *stack);
 #endif
 #define get_thread_info(ti)     get_task_struct((ti)->task)
 #define put_thread_info(ti)     put_task_struct((ti)->task)
diff --git a/arch/mn10300/kernel/kgdb.c b/arch/mn10300/kernel/kgdb.c
index 99770823451a..2d7986c386fe 100644
--- a/arch/mn10300/kernel/kgdb.c
+++ b/arch/mn10300/kernel/kgdb.c
@@ -397,8 +397,9 @@ static bool kgdb_arch_undo_singlestep(struct pt_regs *regs)
  * single-step state is cleared.  At this point the breakpoints should have
  * been removed by __switch_to().
  */
-void arch_release_thread_info(struct thread_info *ti)
+void arch_release_thread_stack(unsigned long *stack)
 {
+        struct thread_info *ti = (void *)stack;
         if (kgdb_sstep_thread == ti) {
                 kgdb_sstep_thread = NULL;
 
diff --git a/arch/mn10300/mm/pgtable.c b/arch/mn10300/mm/pgtable.c
index e77a7c728081..9577cf768875 100644
--- a/arch/mn10300/mm/pgtable.c
+++ b/arch/mn10300/mm/pgtable.c
@@ -63,7 +63,7 @@ void set_pmd_pfn(unsigned long vaddr, unsigned long pfn, pgprot_t flags)
 
 pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
 {
-        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT);
+        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL);
         if (pte)
                 clear_page(pte);
         return pte;
@@ -74,9 +74,9 @@ struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address)
         struct page *pte;
 
 #ifdef CONFIG_HIGHPTE
-        pte = alloc_pages(GFP_KERNEL|__GFP_HIGHMEM|__GFP_REPEAT, 0);
+        pte = alloc_pages(GFP_KERNEL|__GFP_HIGHMEM, 0);
 #else
-        pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT, 0);
+        pte = alloc_pages(GFP_KERNEL, 0);
 #endif
         if (!pte)
                 return NULL;
diff --git a/arch/nios2/include/asm/pgalloc.h b/arch/nios2/include/asm/pgalloc.h
index 6e2985e0a7b9..bb47d08c8ef7 100644
--- a/arch/nios2/include/asm/pgalloc.h
+++ b/arch/nios2/include/asm/pgalloc.h
@@ -42,8 +42,7 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
 {
         pte_t *pte;
 
-        pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO,
-                                        PTE_ORDER);
+        pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_ZERO, PTE_ORDER);
 
         return pte;
 }
@@ -53,7 +52,7 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
 {
         struct page *pte;
 
-        pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT, PTE_ORDER);
+        pte = alloc_pages(GFP_KERNEL, PTE_ORDER);
         if (pte) {
                 if (!pgtable_page_ctor(pte)) {
                         __free_page(pte);
diff --git a/arch/openrisc/include/asm/pgalloc.h b/arch/openrisc/include/asm/pgalloc.h
index 21484e5b9e9a..87eebd185089 100644
--- a/arch/openrisc/include/asm/pgalloc.h
+++ b/arch/openrisc/include/asm/pgalloc.h
@@ -77,7 +77,7 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
                                          unsigned long address)
 {
         struct page *pte;
-        pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT, 0);
+        pte = alloc_pages(GFP_KERNEL, 0);
         if (!pte)
                 return NULL;
         clear_page(page_address(pte));
diff --git a/arch/openrisc/mm/ioremap.c b/arch/openrisc/mm/ioremap.c
index 62b08ef392be..5b2a95116e8f 100644
--- a/arch/openrisc/mm/ioremap.c
+++ b/arch/openrisc/mm/ioremap.c
@@ -122,7 +122,7 @@ pte_t __init_refok *pte_alloc_one_kernel(struct mm_struct *mm,
         pte_t *pte;
 
         if (likely(mem_init_done)) {
-                pte = (pte_t *) __get_free_page(GFP_KERNEL | __GFP_REPEAT);
+                pte = (pte_t *) __get_free_page(GFP_KERNEL);
         } else {
                 pte = (pte_t *) alloc_bootmem_low_pages(PAGE_SIZE);
 #if 0
diff --git a/arch/parisc/include/asm/pgalloc.h b/arch/parisc/include/asm/pgalloc.h
index f2fd327dce2e..f08dda3f0995 100644
--- a/arch/parisc/include/asm/pgalloc.h
+++ b/arch/parisc/include/asm/pgalloc.h
@@ -63,8 +63,7 @@ static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmd)
 
 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
 {
-        pmd_t *pmd = (pmd_t *)__get_free_pages(GFP_KERNEL|__GFP_REPEAT,
-                                               PMD_ORDER);
+        pmd_t *pmd = (pmd_t *)__get_free_pages(GFP_KERNEL, PMD_ORDER);
         if (pmd)
                 memset(pmd, 0, PAGE_SIZE<<PMD_ORDER);
         return pmd;
@@ -124,7 +123,7 @@ pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
 static inline pgtable_t
 pte_alloc_one(struct mm_struct *mm, unsigned long address)
 {
-        struct page *page = alloc_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+        struct page *page = alloc_page(GFP_KERNEL|__GFP_ZERO);
         if (!page)
                 return NULL;
         if (!pgtable_page_ctor(page)) {
@@ -137,7 +136,7 @@ pte_alloc_one(struct mm_struct *mm, unsigned long address)
 static inline pte_t *
 pte_alloc_one_kernel(struct mm_struct *mm, unsigned long addr)
 {
-        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+        pte_t *pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
         return pte;
 }
 
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 01f7464d9fea..0a9d439bcda6 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -128,7 +128,7 @@ config PPC
         select IRQ_FORCED_THREADING
         select HAVE_RCU_TABLE_FREE if SMP
         select HAVE_SYSCALL_TRACEPOINTS
-        select HAVE_CBPF_JIT
+        select HAVE_CBPF_JIT if CPU_BIG_ENDIAN
         select HAVE_ARCH_JUMP_LABEL
         select ARCH_HAVE_NMI_SAFE_CMPXCHG
         select ARCH_HAS_GCOV_PROFILE_ALL
diff --git a/arch/powerpc/include/asm/book3s/32/pgalloc.h b/arch/powerpc/include/asm/book3s/32/pgalloc.h
index a2350194fc76..8e21bb492dca 100644
--- a/arch/powerpc/include/asm/book3s/32/pgalloc.h
+++ b/arch/powerpc/include/asm/book3s/32/pgalloc.h
@@ -102,7 +102,6 @@ static inline void pgtable_free_tlb(struct mmu_gather *tlb,
 static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t table,
                                   unsigned long address)
 {
-        tlb_flush_pgtable(tlb, address);
         pgtable_page_dtor(table);
         pgtable_free_tlb(tlb, page_address(table), 0);
 }
diff --git a/arch/powerpc/include/asm/book3s/64/mmu-hash.h b/arch/powerpc/include/asm/book3s/64/mmu-hash.h
index 290157e8d5b2..74839f24f412 100644
--- a/arch/powerpc/include/asm/book3s/64/mmu-hash.h
+++ b/arch/powerpc/include/asm/book3s/64/mmu-hash.h
@@ -88,6 +88,7 @@
 #define HPTE_R_RPN_SHIFT        12
 #define HPTE_R_RPN              ASM_CONST(0x0ffffffffffff000)
 #define HPTE_R_PP               ASM_CONST(0x0000000000000003)
+#define HPTE_R_PPP              ASM_CONST(0x8000000000000003)
 #define HPTE_R_N                ASM_CONST(0x0000000000000004)
 #define HPTE_R_G                ASM_CONST(0x0000000000000008)
 #define HPTE_R_M                ASM_CONST(0x0000000000000010)
diff --git a/arch/powerpc/include/asm/book3s/64/pgalloc.h b/arch/powerpc/include/asm/book3s/64/pgalloc.h
index 488279edb1f0..cd5e7aa8cc34 100644
--- a/arch/powerpc/include/asm/book3s/64/pgalloc.h
+++ b/arch/powerpc/include/asm/book3s/64/pgalloc.h
@@ -41,7 +41,7 @@ extern struct kmem_cache *pgtable_cache[];
                         pgtable_cache[(shift) - 1];     \
                 })
 
-#define PGALLOC_GFP GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO
+#define PGALLOC_GFP GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO
 
 extern pte_t *pte_fragment_alloc(struct mm_struct *, unsigned long, int);
 extern void pte_fragment_free(unsigned long *, int);
@@ -56,7 +56,7 @@ static inline pgd_t *radix__pgd_alloc(struct mm_struct *mm)
         return (pgd_t *)__get_free_page(PGALLOC_GFP);
 #else
         struct page *page;
-        page = alloc_pages(PGALLOC_GFP, 4);
+        page = alloc_pages(PGALLOC_GFP | __GFP_REPEAT, 4);
         if (!page)
                 return NULL;
         return (pgd_t *) page_address(page);
@@ -93,8 +93,7 @@ static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pud_t *pud)
 
 static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-        return kmem_cache_alloc(PGT_CACHE(PUD_INDEX_SIZE),
-                                GFP_KERNEL|__GFP_REPEAT);
+        return kmem_cache_alloc(PGT_CACHE(PUD_INDEX_SIZE), GFP_KERNEL);
 }
 
 static inline void pud_free(struct mm_struct *mm, pud_t *pud)
@@ -110,13 +109,17 @@ static inline void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd)
 static inline void __pud_free_tlb(struct mmu_gather *tlb, pud_t *pud,
                                   unsigned long address)
 {
+        /*
+         * By now all the pud entries should be none entries. So go
+         * ahead and flush the page walk cache
+         */
+        flush_tlb_pgtable(tlb, address);
         pgtable_free_tlb(tlb, pud, PUD_INDEX_SIZE);
 }
 
 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-        return kmem_cache_alloc(PGT_CACHE(PMD_CACHE_INDEX),
-                                GFP_KERNEL|__GFP_REPEAT);
+        return kmem_cache_alloc(PGT_CACHE(PMD_CACHE_INDEX), GFP_KERNEL);
 }
 
 static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
@@ -127,6 +130,11 @@ static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
 static inline void __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmd,
                                   unsigned long address)
 {
+        /*
+         * By now all the pud entries should be none entries. So go
+         * ahead and flush the page walk cache
+         */
+        flush_tlb_pgtable(tlb, address);
         return pgtable_free_tlb(tlb, pmd, PMD_CACHE_INDEX);
 }
 
@@ -151,7 +159,7 @@ static inline pgtable_t pmd_pgtable(pmd_t pmd)
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                                           unsigned long address)
 {
-        return (pte_t *)__get_free_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO);
+        return (pte_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
 }
 
 static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
@@ -198,7 +206,11 @@ static inline void pte_free(struct mm_struct *mm, pgtable_t ptepage)
 static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t table,
                                   unsigned long address)
 {
-        tlb_flush_pgtable(tlb, address);
+        /*
+         * By now all the pud entries should be none entries. So go
+         * ahead and flush the page walk cache
+         */
+        flush_tlb_pgtable(tlb, address);
         pgtable_free_tlb(tlb, table, 0);
 }
 
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index 88a5ecaa157b..ab84c89c9e98 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -230,6 +230,7 @@ extern unsigned long __kernel_virt_size;
 #define KERN_VIRT_SIZE  __kernel_virt_size
 extern struct page *vmemmap;
 extern unsigned long ioremap_bot;
+extern unsigned long pci_io_base;
 #endif /* __ASSEMBLY__ */
 
 #include <asm/book3s/64/hash.h>
diff --git a/arch/powerpc/include/asm/book3s/64/radix.h b/arch/powerpc/include/asm/book3s/64/radix.h
index 937d4e247ac3..df294224e280 100644
--- a/arch/powerpc/include/asm/book3s/64/radix.h
+++ b/arch/powerpc/include/asm/book3s/64/radix.h
@@ -228,5 +228,20 @@ extern void radix__vmemmap_remove_mapping(unsigned long start,
 
 extern int radix__map_kernel_page(unsigned long ea, unsigned long pa,
                                  pgprot_t flags, unsigned int psz);
+
+static inline unsigned long radix__get_tree_size(void)
+{
+        unsigned long rts_field;
+        /*
+         * we support 52 bits, hence 52-31 = 21, 0b10101
+         * RTS encoding details
+         * bits 0 - 3 of rts -> bits 6 - 8 unsigned long
+         * bits 4 - 5 of rts -> bits 62 - 63 of unsigned long
+         */
+        rts_field = (0x5UL << 5); /* 6 - 8 bits */
+        rts_field |= (0x2UL << 61);
+
+        return rts_field;
+}
 #endif /* __ASSEMBLY__ */
 #endif
diff --git a/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h b/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
index 13ef38828dfe..3fa94fcac628 100644
--- a/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
+++ b/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
@@ -18,16 +18,19 @@ extern void radix__local_flush_tlb_mm(struct mm_struct *mm);
 extern void radix__local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
 extern void radix___local_flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
                                     unsigned long ap, int nid);
+extern void radix__local_flush_tlb_pwc(struct mmu_gather *tlb, unsigned long addr);
 extern void radix__tlb_flush(struct mmu_gather *tlb);
 #ifdef CONFIG_SMP
 extern void radix__flush_tlb_mm(struct mm_struct *mm);
 extern void radix__flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
 extern void radix___flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
                               unsigned long ap, int nid);
+extern void radix__flush_tlb_pwc(struct mmu_gather *tlb, unsigned long addr);
 #else
 #define radix__flush_tlb_mm(mm)         radix__local_flush_tlb_mm(mm)
 #define radix__flush_tlb_page(vma,addr) radix__local_flush_tlb_page(vma,addr)
 #define radix___flush_tlb_page(mm,addr,p,i)     radix___local_flush_tlb_page(mm,addr,p,i)
+#define radix__flush_tlb_pwc(tlb, addr) radix__local_flush_tlb_pwc(tlb, addr)
 #endif
 
 #endif
diff --git a/arch/powerpc/include/asm/book3s/64/tlbflush.h b/arch/powerpc/include/asm/book3s/64/tlbflush.h
index d98424ae356c..96e5769b18b0 100644
--- a/arch/powerpc/include/asm/book3s/64/tlbflush.h
+++ b/arch/powerpc/include/asm/book3s/64/tlbflush.h
@@ -72,5 +72,19 @@ static inline void flush_tlb_page(struct vm_area_struct *vma,
 #define flush_tlb_mm(mm)                local_flush_tlb_mm(mm)
 #define flush_tlb_page(vma, addr)       local_flush_tlb_page(vma, addr)
 #endif /* CONFIG_SMP */
+/*
+ * flush the page walk cache for the address
+ */
+static inline void flush_tlb_pgtable(struct mmu_gather *tlb, unsigned long address)
+{
+        /*
+         * Flush the page table walk cache on freeing a page table. We already
+         * have marked the upper/higher level page table entry none by now.
+         * So it is safe to flush PWC here.
+         */
+        if (!radix_enabled())
+                return;
 
+        radix__flush_tlb_pwc(tlb, address);
+}
 #endif /*  _ASM_POWERPC_BOOK3S_64_TLBFLUSH_H */
diff --git a/arch/powerpc/include/asm/book3s/pgalloc.h b/arch/powerpc/include/asm/book3s/pgalloc.h
index 54f591e9572e..c0a69ae92256 100644
--- a/arch/powerpc/include/asm/book3s/pgalloc.h
+++ b/arch/powerpc/include/asm/book3s/pgalloc.h
@@ -4,11 +4,6 @@
 #include <linux/mm.h>
 
 extern void tlb_remove_table(struct mmu_gather *tlb, void *table);
-static inline void tlb_flush_pgtable(struct mmu_gather *tlb,
-                                     unsigned long address)
-{
-
-}
 
 #ifdef CONFIG_PPC64
 #include <asm/book3s/64/pgalloc.h>
diff --git a/arch/powerpc/include/asm/nohash/64/pgalloc.h b/arch/powerpc/include/asm/nohash/64/pgalloc.h
index 069369f6414b..897d2e1c8a9b 100644
--- a/arch/powerpc/include/asm/nohash/64/pgalloc.h
+++ b/arch/powerpc/include/asm/nohash/64/pgalloc.h
@@ -57,8 +57,7 @@ static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 
 static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-        return kmem_cache_alloc(PGT_CACHE(PUD_INDEX_SIZE),
-                                GFP_KERNEL|__GFP_REPEAT);
+        return kmem_cache_alloc(PGT_CACHE(PUD_INDEX_SIZE), GFP_KERNEL);
 }
 
 static inline void pud_free(struct mm_struct *mm, pud_t *pud)
@@ -88,7 +87,7 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                                           unsigned long address)
 {
-        return (pte_t *)__get_free_page(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO);
+        return (pte_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
 }
 
 static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
@@ -190,8 +189,7 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t table,
 
 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-        return kmem_cache_alloc(PGT_CACHE(PMD_CACHE_INDEX),
-                                GFP_KERNEL|__GFP_REPEAT);
+        return kmem_cache_alloc(PGT_CACHE(PMD_CACHE_INDEX), GFP_KERNEL);
 }
 
 static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c
index 2714a3b81d24..d70101e1e25c 100644
--- a/arch/powerpc/kernel/eeh_driver.c
+++ b/arch/powerpc/kernel/eeh_driver.c
@@ -642,13 +642,12 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
                 if (pe->type & EEH_PE_VF) {
                         eeh_pe_dev_traverse(pe, eeh_rmv_device, NULL);
                 } else {
-                        eeh_pe_state_clear(pe, EEH_PE_PRI_BUS);
                         pci_lock_rescan_remove();
                         pci_hp_remove_devices(bus);
                         pci_unlock_rescan_remove();
                 }
         } else if (frozen_bus) {
-                eeh_pe_dev_traverse(pe, eeh_rmv_device, &rmv_data);
+                eeh_pe_dev_traverse(pe, eeh_rmv_device, rmv_data);
         }
 
         /*
@@ -692,10 +691,12 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
                  */
                 edev = list_first_entry(&pe->edevs, struct eeh_dev, list);
                 eeh_pe_traverse(pe, eeh_pe_detach_dev, NULL);
-                if (pe->type & EEH_PE_VF)
+                if (pe->type & EEH_PE_VF) {
                         eeh_add_virt_device(edev, NULL);
-                else
+                } else {
+                        eeh_pe_state_clear(pe, EEH_PE_PRI_BUS);
                         pci_hp_add_devices(bus);
+                }
         } else if (frozen_bus && rmv_data->removed) {
                 pr_info("EEH: Sleep 5s ahead of partial hotplug\n");
                 ssleep(5);
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 4c9440629128..8bcc1b457115 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1399,11 +1399,12 @@ END_MMU_FTR_SECTION_IFCLR(MMU_FTR_RADIX)
         lwz     r9,PACA_EXSLB+EX_CCR(r13)       /* get saved CR */
 
         mtlr    r10
-BEGIN_MMU_FTR_SECTION
-        b       2f
-END_MMU_FTR_SECTION_IFSET(MMU_FTR_RADIX)
         andi.   r10,r12,MSR_RI  /* check for unrecoverable exception */
+BEGIN_MMU_FTR_SECTION
         beq-    2f
+FTR_SECTION_ELSE
+        b       2f
+ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_RADIX)
 
 .machine        push
 .machine        "power4"
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 3759df52bd67..a5ae49a2dcc4 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -47,7 +47,6 @@ static int __init pcibios_init(void)
 
         printk(KERN_INFO "PCI: Probing PCI hardware\n");
 
-        pci_io_base = ISA_IO_BASE;
         /* For now, override phys_mem_access_prot. If we need it,g
          * later, we may move that initialization to each ppc_md
          */
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index e2f12cbcade9..0b93893424f5 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1505,6 +1505,16 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
                 current->thread.regs = regs - 1;
         }
 
+#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
+        /*
+         * Clear any transactional state, we're exec()ing. The cause is
+         * not important as there will never be a recheckpoint so it's not
+         * user visible.
+         */
+        if (MSR_TM_SUSPENDED(mfmsr()))
+                tm_reclaim_current(0);
+#endif
+
         memset(regs->gpr, 0, sizeof(regs->gpr));
         regs->ctr = 0;
         regs->link = 0;
diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S
index bf8f34a58670..b7019b559ddb 100644
--- a/arch/powerpc/kernel/tm.S
+++ b/arch/powerpc/kernel/tm.S
@@ -110,17 +110,11 @@ _GLOBAL(tm_reclaim)
         std     r3, STK_PARAM(R3)(r1)
         SAVE_NVGPRS(r1)
 
-        /* We need to setup MSR for VSX register save instructions.  Here we
-         * also clear the MSR RI since when we do the treclaim, we won't have a
-         * valid kernel pointer for a while.  We clear RI here as it avoids
-         * adding another mtmsr closer to the treclaim.  This makes the region
-         * maked as non-recoverable wider than it needs to be but it saves on
-         * inserting another mtmsrd later.
-         */
+        /* We need to setup MSR for VSX register save instructions. */
         mfmsr   r14
         mr      r15, r14
         ori     r15, r15, MSR_FP
-        li      r16, MSR_RI
+        li      r16, 0
         ori     r16, r16, MSR_EE /* IRQs hard off */
         andc    r15, r15, r16
         oris    r15, r15, MSR_VEC@h
@@ -176,7 +170,17 @@ dont_backup_fp:
 1:      tdeqi   r6, 0
         EMIT_BUG_ENTRY 1b,__FILE__,__LINE__,0
 
-        /* The moment we treclaim, ALL of our GPRs will switch
+        /* Clear MSR RI since we are about to change r1, EE is already off. */
+        li      r4, 0
+        mtmsrd  r4, 1
+
+        /*
+         * BE CAREFUL HERE:
+         * At this point we can't take an SLB miss since we have MSR_RI
+         * off. Load only to/from the stack/paca which are in SLB bolted regions
+         * until we turn MSR RI back on.
+         *
+         * The moment we treclaim, ALL of our GPRs will switch
          * to user register state.  (FPRs, CCR etc. also!)
          * Use an sprg and a tm_scratch in the PACA to shuffle.
          */
@@ -197,6 +201,11 @@ dont_backup_fp:
 
         /* Store the PPR in r11 and reset to decent value */
         std     r11, GPR11(r1)                  /* Temporary stash */
+
+        /* Reset MSR RI so we can take SLB faults again */
+        li      r11, MSR_RI
+        mtmsrd  r11, 1
+
         mfspr   r11, SPRN_PPR
         HMT_MEDIUM
 
@@ -397,11 +406,6 @@ restore_gprs:
         ld      r5, THREAD_TM_DSCR(r3)
         ld      r6, THREAD_TM_PPR(r3)
 
-        /* Clear the MSR RI since we are about to change R1.  EE is already off
-         */
-        li      r4, 0
-        mtmsrd  r4, 1
-
         REST_GPR(0, r7)                         /* GPR0 */
         REST_2GPRS(2, r7)                       /* GPR2-3 */
         REST_GPR(4, r7)                         /* GPR4 */
@@ -439,10 +443,33 @@ restore_gprs:
         ld      r6, _CCR(r7)
         mtcr    r6
 
-        REST_GPR(1, r7)                         /* GPR1 */
-        REST_GPR(5, r7)                         /* GPR5-7 */
         REST_GPR(6, r7)
-        ld      r7, GPR7(r7)
+
+        /*
+         * Store r1 and r5 on the stack so that we can access them
+         * after we clear MSR RI.
+         */
+
+        REST_GPR(5, r7)
+        std     r5, -8(r1)
+        ld      r5, GPR1(r7)
+        std     r5, -16(r1)
+
+        REST_GPR(7, r7)
+
+        /* Clear MSR RI since we are about to change r1. EE is already off */
+        li      r5, 0
+        mtmsrd  r5, 1
+
+        /*
+         * BE CAREFUL HERE:
+         * At this point we can't take an SLB miss since we have MSR_RI
+         * off. Load only to/from the stack/paca which are in SLB bolted regions
+         * until we turn MSR RI back on.
+         */
+
+        ld      r5, -8(r1)
+        ld      r1, -16(r1)
 
         /* Commit register state as checkpointed state: */
         TRECHKPT
diff --git a/arch/powerpc/mm/hash_native_64.c b/arch/powerpc/mm/hash_native_64.c
index 40e05e7f43de..f8a871a72985 100644
--- a/arch/powerpc/mm/hash_native_64.c
+++ b/arch/powerpc/mm/hash_native_64.c
@@ -316,8 +316,8 @@ static long native_hpte_updatepp(unsigned long slot, unsigned long newpp,
                         DBG_LOW(" -> hit\n");
                         /* Update the HPTE */
                         hptep->r = cpu_to_be64((be64_to_cpu(hptep->r) &
-                                                ~(HPTE_R_PP | HPTE_R_N)) |
-                                               (newpp & (HPTE_R_PP | HPTE_R_N |
+                                                ~(HPTE_R_PPP | HPTE_R_N)) |
+                                               (newpp & (HPTE_R_PPP | HPTE_R_N |
                                                          HPTE_R_C)));
                 }
                 native_unlock_hpte(hptep);
@@ -385,8 +385,8 @@ static void native_hpte_updateboltedpp(unsigned long newpp, unsigned long ea,
 
         /* Update the HPTE */
         hptep->r = cpu_to_be64((be64_to_cpu(hptep->r) &
-                        ~(HPTE_R_PP | HPTE_R_N)) |
-                (newpp & (HPTE_R_PP | HPTE_R_N)));
+                                ~(HPTE_R_PPP | HPTE_R_N)) |
+                               (newpp & (HPTE_R_PPP | HPTE_R_N)));
         /*
          * Ensure it is out of the tlb too. Bolted entries base and
          * actual page size will be same.
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index b2740c67e172..2971ea18c768 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -201,9 +201,8 @@ unsigned long htab_convert_pte_flags(unsigned long pteflags)
         /*
          * We can't allow hardware to update hpte bits. Hence always
          * set 'R' bit and set 'C' if it is a write fault
-         * Memory coherence is always enabled
          */
-        rflags |=  HPTE_R_R | HPTE_R_M;
+        rflags |=  HPTE_R_R;
 
         if (pteflags & _PAGE_DIRTY)
                 rflags |= HPTE_R_C;
@@ -213,10 +212,15 @@ unsigned long htab_convert_pte_flags(unsigned long pteflags)
 
         if ((pteflags & _PAGE_CACHE_CTL) == _PAGE_TOLERANT)
                 rflags |= HPTE_R_I;
-        if ((pteflags & _PAGE_CACHE_CTL ) == _PAGE_NON_IDEMPOTENT)
+        else if ((pteflags & _PAGE_CACHE_CTL) == _PAGE_NON_IDEMPOTENT)
                 rflags |= (HPTE_R_I | HPTE_R_G);
-        if ((pteflags & _PAGE_CACHE_CTL) == _PAGE_SAO)
-                rflags |= (HPTE_R_I | HPTE_R_W);
+        else if ((pteflags & _PAGE_CACHE_CTL) == _PAGE_SAO)
+                rflags |= (HPTE_R_W | HPTE_R_I | HPTE_R_M);
+        else
+                /*
+                 * Add memory coherence if cache inhibited is not set
+                 */
+                rflags |= HPTE_R_M;
 
         return rflags;
 }
@@ -918,6 +922,10 @@ void __init hash__early_init_mmu(void)
         vmemmap = (struct page *)H_VMEMMAP_BASE;
         ioremap_bot = IOREMAP_BASE;
 
+#ifdef CONFIG_PCI
+        pci_io_base = ISA_IO_BASE;
+#endif
+
         /* Initialize the MMU Hash table and create the linear mapping
          * of memory. Has to be done before SLB initialization as this is
          * currently where the page size encoding is obtained.
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index 5aac1a3f86cd..119d18611500 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -73,7 +73,7 @@ static int __hugepte_alloc(struct mm_struct *mm, hugepd_t *hpdp,
         cachep = PGT_CACHE(pdshift - pshift);
 #endif
 
-        new = kmem_cache_zalloc(cachep, GFP_KERNEL|__GFP_REPEAT);
+        new = kmem_cache_zalloc(cachep, GFP_KERNEL);
 
         BUG_ON(pshift > HUGEPD_SHIFT_MASK);
         BUG_ON((unsigned long)new & HUGEPD_SHIFT_MASK);
diff --git a/arch/powerpc/mm/mmu_context_book3s64.c b/arch/powerpc/mm/mmu_context_book3s64.c
index 227b2a6c4544..196222227e82 100644
--- a/arch/powerpc/mm/mmu_context_book3s64.c
+++ b/arch/powerpc/mm/mmu_context_book3s64.c
@@ -65,7 +65,7 @@ static int radix__init_new_context(struct mm_struct *mm, int index)
         /*
          * set the process table entry,
          */
-        rts_field = 3ull << PPC_BITLSHIFT(2);
+        rts_field = radix__get_tree_size();
         process_tb[index].prtb0 = cpu_to_be64(rts_field | __pa(mm->pgd) | RADIX_PGD_INDEX_SIZE);
         return 0;
 }
diff --git a/arch/powerpc/mm/pgtable-radix.c b/arch/powerpc/mm/pgtable-radix.c
index c939e6e57a9e..7931e1496f0d 100644
--- a/arch/powerpc/mm/pgtable-radix.c
+++ b/arch/powerpc/mm/pgtable-radix.c
@@ -160,9 +160,8 @@ redo:
         process_tb = early_alloc_pgtable(1UL << PRTB_SIZE_SHIFT);
         /*
          * Fill in the process table.
-         * we support 52 bits, hence 52-28 = 24, 11000
          */
-        rts_field = 3ull << PPC_BITLSHIFT(2);
+        rts_field = radix__get_tree_size();
         process_tb->prtb0 = cpu_to_be64(rts_field | __pa(init_mm.pgd) | RADIX_PGD_INDEX_SIZE);
         /*
          * Fill in the partition table. We are suppose to use effective address
@@ -176,10 +175,8 @@ redo:
 static void __init radix_init_partition_table(void)
 {
         unsigned long rts_field;
-        /*
-         * we support 52 bits, hence 52-28 = 24, 11000
-         */
-        rts_field = 3ull << PPC_BITLSHIFT(2);
+
+        rts_field = radix__get_tree_size();
 
         BUILD_BUG_ON_MSG((PATB_SIZE_SHIFT > 24), "Partition table size too large.");
         partition_tb = early_alloc_pgtable(1UL << PATB_SIZE_SHIFT);
@@ -331,6 +328,11 @@ void __init radix__early_init_mmu(void)
         __vmalloc_end = RADIX_VMALLOC_END;
         vmemmap = (struct page *)RADIX_VMEMMAP_BASE;
         ioremap_bot = IOREMAP_BASE;
+
+#ifdef CONFIG_PCI
+        pci_io_base = ISA_IO_BASE;
+#endif
+
         /*
          * For now radix also use the same frag size
          */
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index bf7bf32b54f8..7f922f557936 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -84,7 +84,7 @@ __init_refok pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long add
         pte_t *pte;
 
         if (slab_is_available()) {
-                pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+                pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
         } else {
                 pte = __va(memblock_alloc(PAGE_SIZE, PAGE_SIZE));
                 if (pte)
@@ -97,7 +97,7 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
 {
         struct page *ptepage;
 
-        gfp_t flags = GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO;
+        gfp_t flags = GFP_KERNEL | __GFP_ZERO;
 
         ptepage = alloc_pages(flags, 0);
         if (!ptepage)
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c
index e009e0604a8a..f5e8d4edb808 100644
--- a/arch/powerpc/mm/pgtable_64.c
+++ b/arch/powerpc/mm/pgtable_64.c
@@ -350,8 +350,7 @@ static pte_t *get_from_cache(struct mm_struct *mm)
 static pte_t *__alloc_for_cache(struct mm_struct *mm, int kernel)
 {
         void *ret = NULL;
-        struct page *page = alloc_page(GFP_KERNEL | __GFP_NOTRACK |
-                                       __GFP_REPEAT | __GFP_ZERO);
+        struct page *page = alloc_page(GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO);
         if (!page)
                 return NULL;
         if (!kernel && !pgtable_page_ctor(page)) {
diff --git a/arch/powerpc/mm/tlb-radix.c b/arch/powerpc/mm/tlb-radix.c
index 54efba2fd66e..ab2f60e812e2 100644
--- a/arch/powerpc/mm/tlb-radix.c
+++ b/arch/powerpc/mm/tlb-radix.c
@@ -18,16 +18,20 @@
 
 static DEFINE_RAW_SPINLOCK(native_tlbie_lock);
 
-static inline void __tlbiel_pid(unsigned long pid, int set)
+#define RIC_FLUSH_TLB 0
+#define RIC_FLUSH_PWC 1
+#define RIC_FLUSH_ALL 2
+
+static inline void __tlbiel_pid(unsigned long pid, int set,
+                                unsigned long ric)
 {
-        unsigned long rb,rs,ric,prs,r;
+        unsigned long rb,rs,prs,r;
 
         rb = PPC_BIT(53); /* IS = 1 */
         rb |= set << PPC_BITLSHIFT(51);
         rs = ((unsigned long)pid) << PPC_BITLSHIFT(31);
         prs = 1; /* process scoped */
         r = 1;   /* raidx format */
-        ric = 2;  /* invalidate all the caches */
 
         asm volatile("ptesync": : :"memory");
         asm volatile(".long 0x7c000224 | (%0 << 11) | (%1 << 16) |"
@@ -39,25 +43,24 @@ static inline void __tlbiel_pid(unsigned long pid, int set)
 /*
  * We use 128 set in radix mode and 256 set in hpt mode.
  */
-static inline void _tlbiel_pid(unsigned long pid)
+static inline void _tlbiel_pid(unsigned long pid, unsigned long ric)
 {
         int set;
 
         for (set = 0; set < POWER9_TLB_SETS_RADIX ; set++) {
-                __tlbiel_pid(pid, set);
+                __tlbiel_pid(pid, set, ric);
         }
         return;
 }
 
-static inline void _tlbie_pid(unsigned long pid)
+static inline void _tlbie_pid(unsigned long pid, unsigned long ric)
 {
-        unsigned long rb,rs,ric,prs,r;
+        unsigned long rb,rs,prs,r;
 
         rb = PPC_BIT(53); /* IS = 1 */
         rs = pid << PPC_BITLSHIFT(31);
         prs = 1; /* process scoped */
         r = 1;   /* raidx format */
-        ric = 2;  /* invalidate all the caches */
 
         asm volatile("ptesync": : :"memory");
         asm volatile(".long 0x7c000264 | (%0 << 11) | (%1 << 16) |"
@@ -67,16 +70,15 @@ static inline void _tlbie_pid(unsigned long pid)
 }
 
 static inline void _tlbiel_va(unsigned long va, unsigned long pid,
-                              unsigned long ap)
+                              unsigned long ap, unsigned long ric)
 {
-        unsigned long rb,rs,ric,prs,r;
+        unsigned long rb,rs,prs,r;
 
         rb = va & ~(PPC_BITMASK(52, 63));
         rb |= ap << PPC_BITLSHIFT(58);
         rs = pid << PPC_BITLSHIFT(31);
         prs = 1; /* process scoped */
         r = 1;   /* raidx format */
-        ric = 0;  /* no cluster flush yet */
 
         asm volatile("ptesync": : :"memory");
         asm volatile(".long 0x7c000224 | (%0 << 11) | (%1 << 16) |"
@@ -86,16 +88,15 @@ static inline void _tlbiel_va(unsigned long va, unsigned long pid,
 }
 
 static inline void _tlbie_va(unsigned long va, unsigned long pid,
-                             unsigned long ap)
+                             unsigned long ap, unsigned long ric)
 {
-        unsigned long rb,rs,ric,prs,r;
+        unsigned long rb,rs,prs,r;
 
         rb = va & ~(PPC_BITMASK(52, 63));
         rb |= ap << PPC_BITLSHIFT(58);
         rs = pid << PPC_BITLSHIFT(31);
         prs = 1; /* process scoped */
         r = 1;   /* raidx format */
-        ric = 0;  /* no cluster flush yet */
 
         asm volatile("ptesync": : :"memory");
         asm volatile(".long 0x7c000264 | (%0 << 11) | (%1 << 16) |"
@@ -122,11 +123,26 @@ void radix__local_flush_tlb_mm(struct mm_struct *mm)
         preempt_disable();
         pid = mm->context.id;
         if (pid != MMU_NO_CONTEXT)
-                _tlbiel_pid(pid);
+                _tlbiel_pid(pid, RIC_FLUSH_ALL);
         preempt_enable();
 }
 EXPORT_SYMBOL(radix__local_flush_tlb_mm);
 
+void radix__local_flush_tlb_pwc(struct mmu_gather *tlb, unsigned long addr)
+{
+        unsigned long pid;
+        struct mm_struct *mm = tlb->mm;
+
+        preempt_disable();
+
+        pid = mm->context.id;
+        if (pid != MMU_NO_CONTEXT)
+                _tlbiel_pid(pid, RIC_FLUSH_PWC);
+
+        preempt_enable();
+}
+EXPORT_SYMBOL(radix__local_flush_tlb_pwc);
+
 void radix___local_flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
                             unsigned long ap, int nid)
 {
@@ -135,7 +151,7 @@ void radix___local_flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
         preempt_disable();
         pid = mm ? mm->context.id : 0;
         if (pid != MMU_NO_CONTEXT)
-                _tlbiel_va(vmaddr, pid, ap);
+                _tlbiel_va(vmaddr, pid, ap, RIC_FLUSH_TLB);
         preempt_enable();
 }
 
@@ -172,16 +188,42 @@ void radix__flush_tlb_mm(struct mm_struct *mm)
 
                 if (lock_tlbie)
                         raw_spin_lock(&native_tlbie_lock);
-                _tlbie_pid(pid);
+                _tlbie_pid(pid, RIC_FLUSH_ALL);
                 if (lock_tlbie)
                         raw_spin_unlock(&native_tlbie_lock);
         } else
-                _tlbiel_pid(pid);
+                _tlbiel_pid(pid, RIC_FLUSH_ALL);
 no_context:
         preempt_enable();
 }
 EXPORT_SYMBOL(radix__flush_tlb_mm);
 
+void radix__flush_tlb_pwc(struct mmu_gather *tlb, unsigned long addr)
+{
+        unsigned long pid;
+        struct mm_struct *mm = tlb->mm;
+
+        preempt_disable();
+
+        pid = mm->context.id;
+        if (unlikely(pid == MMU_NO_CONTEXT))
+                goto no_context;
+
+        if (!mm_is_core_local(mm)) {
+                int lock_tlbie = !mmu_has_feature(MMU_FTR_LOCKLESS_TLBIE);
+
+                if (lock_tlbie)
+                        raw_spin_lock(&native_tlbie_lock);
+                _tlbie_pid(pid, RIC_FLUSH_PWC);
+                if (lock_tlbie)
+                        raw_spin_unlock(&native_tlbie_lock);
+        } else
+                _tlbiel_pid(pid, RIC_FLUSH_PWC);
+no_context:
+        preempt_enable();
+}
+EXPORT_SYMBOL(radix__flush_tlb_pwc);
+
 void radix___flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
                        unsigned long ap, int nid)
 {
@@ -196,11 +238,11 @@ void radix___flush_tlb_page(struct mm_struct *mm, unsigned long vmaddr,
 
                 if (lock_tlbie)
                         raw_spin_lock(&native_tlbie_lock);
-                _tlbie_va(vmaddr, pid, ap);
+                _tlbie_va(vmaddr, pid, ap, RIC_FLUSH_TLB);
                 if (lock_tlbie)
                         raw_spin_unlock(&native_tlbie_lock);
         } else
-                _tlbiel_va(vmaddr, pid, ap);
+                _tlbiel_va(vmaddr, pid, ap, RIC_FLUSH_TLB);
 bail:
         preempt_enable();
 }
@@ -224,7 +266,7 @@ void radix__flush_tlb_kernel_range(unsigned long start, unsigned long end)
 
         if (lock_tlbie)
                 raw_spin_lock(&native_tlbie_lock);
-        _tlbie_pid(0);
+        _tlbie_pid(0, RIC_FLUSH_ALL);
         if (lock_tlbie)
                 raw_spin_unlock(&native_tlbie_lock);
 }
diff --git a/arch/s390/include/asm/fpu/api.h b/arch/s390/include/asm/fpu/api.h
index 5e04f3cbd320..8ae236b0f80b 100644
--- a/arch/s390/include/asm/fpu/api.h
+++ b/arch/s390/include/asm/fpu/api.h
@@ -22,7 +22,7 @@ static inline int test_fp_ctl(u32 fpc)
                 "       la      %0,0\n"
                 "1:\n"
                 EX_TABLE(0b,1b)
-                : "=d" (rc), "=d" (orig_fpc)
+                : "=d" (rc), "=&d" (orig_fpc)
                 : "d" (fpc), "0" (-EINVAL));
         return rc;
 }
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index f20abdb5630a..d14069d4b88d 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -2064,12 +2064,5 @@ void s390_reset_system(void)
         S390_lowcore.program_new_psw.addr =
                 (unsigned long) s390_base_pgm_handler;
 
-        /*
-         * Clear subchannel ID and number to signal new kernel that no CCW or
-         * SCSI IPL has been done (for kexec and kdump)
-         */
-        S390_lowcore.subchannel_id = 0;
-        S390_lowcore.subchannel_nr = 0;
-
         do_reset_calls();
 }
diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c
index 59215c518f37..7ec63b1d920d 100644
--- a/arch/s390/kernel/perf_cpum_cf.c
+++ b/arch/s390/kernel/perf_cpum_cf.c
@@ -649,6 +649,8 @@ static int cpumf_pmu_commit_txn(struct pmu *pmu)
 
 /* Performance monitoring unit for s390x */
 static struct pmu cpumf_pmu = {
+        .task_ctx_nr  = perf_sw_context,
+        .capabilities = PERF_PMU_CAP_NO_INTERRUPT,
         .pmu_enable   = cpumf_pmu_enable,
         .pmu_disable  = cpumf_pmu_disable,
         .event_init   = cpumf_pmu_event_init,
@@ -708,12 +710,6 @@ static int __init cpumf_pmu_init(void)
                 goto out;
         }
 
-        /* The CPU measurement counter facility does not have overflow
-         * interrupts to do sampling.  Sampling must be provided by
-         * external means, for example, by timers.
-         */
-        cpumf_pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT;
-
         cpumf_pmu.attr_groups = cpumf_cf_event_group();
         rc = perf_pmu_register(&cpumf_pmu, "cpum_cf", PERF_TYPE_RAW);
         if (rc) {
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index e8b5962ac12a..e2565d2d0c32 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -169,7 +169,7 @@ unsigned long *page_table_alloc(struct mm_struct *mm)
                         return table;
         }
         /* Allocate a fresh page */
-        page = alloc_page(GFP_KERNEL|__GFP_REPEAT);
+        page = alloc_page(GFP_KERNEL);
         if (!page)
                 return NULL;
         if (!pgtable_page_ctor(page)) {
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 4324b87f9398..9f0ce0e6eeb4 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -437,7 +437,7 @@ void ptep_zap_unused(struct mm_struct *mm, unsigned long addr,
         pgste = pgste_get_lock(ptep);
         pgstev = pgste_val(pgste);
         pte = *ptep;
-        if (pte_swap(pte) &&
+        if (!reset && pte_swap(pte) &&
             ((pgstev & _PGSTE_GPS_USAGE_MASK) == _PGSTE_GPS_USAGE_UNUSED ||
              (pgstev & _PGSTE_GPS_ZERO))) {
                 ptep_zap_swap_entry(mm, pte_to_swp_entry(pte));
diff --git a/arch/score/include/asm/pgalloc.h b/arch/score/include/asm/pgalloc.h
index 2e067657db98..49b012d78c1a 100644
--- a/arch/score/include/asm/pgalloc.h
+++ b/arch/score/include/asm/pgalloc.h
@@ -42,8 +42,7 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
 {
         pte_t *pte;
 
-        pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO,
-                                        PTE_ORDER);
+        pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_ZERO, PTE_ORDER);
 
         return pte;
 }
@@ -53,7 +52,7 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
 {
         struct page *pte;
 
-        pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT, PTE_ORDER);
+        pte = alloc_pages(GFP_KERNEL, PTE_ORDER);
         if (!pte)
                 return NULL;
         clear_highpage(pte);
diff --git a/arch/sh/include/asm/pgalloc.h b/arch/sh/include/asm/pgalloc.h
index a33673b3687d..f3f42c84c40f 100644
--- a/arch/sh/include/asm/pgalloc.h
+++ b/arch/sh/include/asm/pgalloc.h
@@ -34,7 +34,7 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
 static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                                           unsigned long address)
 {
-        return quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL);
+        return quicklist_alloc(QUICK_PT, GFP_KERNEL, NULL);
 }
 
 static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
@@ -43,7 +43,7 @@ static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
         struct page *page;
         void *pg;
 
-        pg = quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL);
+        pg = quicklist_alloc(QUICK_PT, GFP_KERNEL, NULL);
         if (!pg)
                 return NULL;
         page = virt_to_page(pg);
diff --git a/arch/sh/mm/pgtable.c b/arch/sh/mm/pgtable.c
index 26e03a1f7ca4..a62bd8696779 100644
--- a/arch/sh/mm/pgtable.c
+++ b/arch/sh/mm/pgtable.c
@@ -1,7 +1,7 @@
 #include <linux/mm.h>
 #include <linux/slab.h>
 
-#define PGALLOC_GFP GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO
+#define PGALLOC_GFP GFP_KERNEL | __GFP_ZERO
 
 static struct kmem_cache *pgd_cachep;
 #if PAGETABLE_LEVELS > 2
diff --git a/arch/sparc/include/asm/pgalloc_64.h b/arch/sparc/include/asm/pgalloc_64.h
index 5e3187185b4a..3529f1378cd8 100644
--- a/arch/sparc/include/asm/pgalloc_64.h
+++ b/arch/sparc/include/asm/pgalloc_64.h
@@ -41,8 +41,7 @@ static inline void __pud_populate(pud_t *pud, pmd_t *pmd)
 
 static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-        return kmem_cache_alloc(pgtable_cache,
-                                GFP_KERNEL|__GFP_REPEAT);
+        return kmem_cache_alloc(pgtable_cache, GFP_KERNEL);
 }
 
 static inline void pud_free(struct mm_struct *mm, pud_t *pud)
@@ -52,8 +51,7 @@ static inline void pud_free(struct mm_struct *mm, pud_t *pud)
 
 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-        return kmem_cache_alloc(pgtable_cache,
-                                GFP_KERNEL|__GFP_REPEAT);
+        return kmem_cache_alloc(pgtable_cache, GFP_KERNEL);
 }
 
 static inline void pmd_free(struct mm_struct *mm, pmd_t *pmd)
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 14bb0d5ed3c6..aec508e37490 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -2704,8 +2704,7 @@ void __flush_tlb_all(void)
 pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
                             unsigned long address)
 {
-        struct page *page = alloc_page(GFP_KERNEL | __GFP_NOTRACK |
-                                       __GFP_REPEAT | __GFP_ZERO);
+        struct page *page = alloc_page(GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO);
         pte_t *pte = NULL;
 
         if (page)
@@ -2717,8 +2716,7 @@ pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
 pgtable_t pte_alloc_one(struct mm_struct *mm,
                         unsigned long address)
 {
-        struct page *page = alloc_page(GFP_KERNEL | __GFP_NOTRACK |
-                                       __GFP_REPEAT | __GFP_ZERO);
+        struct page *page = alloc_page(GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO);
         if (!page)
                 return NULL;
         if (!pgtable_page_ctor(page)) {
diff --git a/arch/tile/include/asm/thread_info.h b/arch/tile/include/asm/thread_info.h
index 4b7cef9e94e0..c1467ac59ce6 100644
--- a/arch/tile/include/asm/thread_info.h
+++ b/arch/tile/include/asm/thread_info.h
@@ -78,7 +78,7 @@ struct thread_info {
 
 #ifndef __ASSEMBLY__
 
-void arch_release_thread_info(struct thread_info *info);
+void arch_release_thread_stack(unsigned long *stack);
 
 /* How to get the thread information struct from C. */
 register unsigned long stack_pointer __asm__("sp");
diff --git a/arch/tile/kernel/process.c b/arch/tile/kernel/process.c
index 6b705ccc9cc1..a465d8372edd 100644
--- a/arch/tile/kernel/process.c
+++ b/arch/tile/kernel/process.c
@@ -73,8 +73,9 @@ void arch_cpu_idle(void)
 /*
  * Release a thread_info structure
  */
-void arch_release_thread_info(struct thread_info *info)
+void arch_release_thread_stack(unsigned long *stack)
 {
+        struct thread_info *info = (void *)stack;
         struct single_step_state *step_state = info->step_state;
 
         if (step_state) {
diff --git a/arch/tile/mm/pgtable.c b/arch/tile/mm/pgtable.c
index 7bf2491a9c1f..c4d5bf841a7f 100644
--- a/arch/tile/mm/pgtable.c
+++ b/arch/tile/mm/pgtable.c
@@ -231,7 +231,7 @@ void pgd_free(struct mm_struct *mm, pgd_t *pgd)
 struct page *pgtable_alloc_one(struct mm_struct *mm, unsigned long address,
                                int order)
 {
-        gfp_t flags = GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO;
+        gfp_t flags = GFP_KERNEL|__GFP_ZERO;
         struct page *p;
         int i;
 
diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c
index b2a2dff50b4e..e7437ec62710 100644
--- a/arch/um/kernel/mem.c
+++ b/arch/um/kernel/mem.c
@@ -204,7 +204,7 @@ pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
 {
         pte_t *pte;
 
-        pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+        pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_ZERO);
         return pte;
 }
 
@@ -212,7 +212,7 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
 {
         struct page *pte;
 
-        pte = alloc_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+        pte = alloc_page(GFP_KERNEL|__GFP_ZERO);
         if (!pte)
                 return NULL;
         if (!pgtable_page_ctor(pte)) {
diff --git a/arch/unicore32/include/asm/pgalloc.h b/arch/unicore32/include/asm/pgalloc.h
index 2e02d1356fdf..26775793c204 100644
--- a/arch/unicore32/include/asm/pgalloc.h
+++ b/arch/unicore32/include/asm/pgalloc.h
@@ -28,7 +28,7 @@ extern void free_pgd_slow(struct mm_struct *mm, pgd_t *pgd);
 #define pgd_alloc(mm)                   get_pgd_slow(mm)
 #define pgd_free(mm, pgd)               free_pgd_slow(mm, pgd)
 
-#define PGALLOC_GFP     (GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO)
+#define PGALLOC_GFP     (GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO)
 
 /*
  * Allocate one PTE table.
diff --git a/arch/x86/include/asm/kprobes.h b/arch/x86/include/asm/kprobes.h
index 4421b5da409d..d1d1e5094c28 100644
--- a/arch/x86/include/asm/kprobes.h
+++ b/arch/x86/include/asm/kprobes.h
@@ -38,12 +38,11 @@ typedef u8 kprobe_opcode_t;
 #define RELATIVECALL_OPCODE 0xe8
 #define RELATIVE_ADDR_SIZE 4
 #define MAX_STACK_SIZE 64
-#define MIN_STACK_SIZE(ADDR)                                           \
-        (((MAX_STACK_SIZE) < (((unsigned long)current_thread_info()) + \
-                              THREAD_SIZE - (unsigned long)(ADDR)))    \
-         ? (MAX_STACK_SIZE)                                            \
-         : (((unsigned long)current_thread_info()) +                   \
-            THREAD_SIZE - (unsigned long)(ADDR)))
+#define CUR_STACK_SIZE(ADDR) \
+        (current_top_of_stack() - (unsigned long)(ADDR))
+#define MIN_STACK_SIZE(ADDR)                            \
+        (MAX_STACK_SIZE < CUR_STACK_SIZE(ADDR) ?        \
+         MAX_STACK_SIZE : CUR_STACK_SIZE(ADDR))
 
 #define flush_insn_slot(p)      do { } while (0)
 
diff --git a/arch/x86/include/asm/pgalloc.h b/arch/x86/include/asm/pgalloc.h
index bf7f8b55b0f9..574c23cf761a 100644
--- a/arch/x86/include/asm/pgalloc.h
+++ b/arch/x86/include/asm/pgalloc.h
@@ -81,7 +81,7 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
         struct page *page;
-        page = alloc_pages(GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO, 0);
+        page = alloc_pages(GFP_KERNEL |  __GFP_ZERO, 0);
         if (!page)
                 return NULL;
         if (!pgtable_pmd_page_ctor(page)) {
@@ -125,7 +125,7 @@ static inline void pgd_populate(struct mm_struct *mm, pgd_t *pgd, pud_t *pud)
 
 static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
 {
-        return (pud_t *)get_zeroed_page(GFP_KERNEL|__GFP_REPEAT);
+        return (pud_t *)get_zeroed_page(GFP_KERNEL);
 }
 
 static inline void pud_free(struct mm_struct *mm, pud_t *pud)
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index fdcc04020636..7c1c89598688 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -69,29 +69,22 @@ static inline u64 pvclock_scale_delta(u64 delta, u32 mul_frac, int shift)
 }
 
 static __always_inline
-u64 pvclock_get_nsec_offset(const struct pvclock_vcpu_time_info *src)
-{
-        u64 delta = rdtsc_ordered() - src->tsc_timestamp;
-        return pvclock_scale_delta(delta, src->tsc_to_system_mul,
-                                   src->tsc_shift);
-}
-
-static __always_inline
 unsigned __pvclock_read_cycles(const struct pvclock_vcpu_time_info *src,
                                cycle_t *cycles, u8 *flags)
 {
         unsigned version;
-        cycle_t ret, offset;
-        u8 ret_flags;
+        cycle_t offset;
+        u64 delta;
 
         version = src->version;
+        /* Make the latest version visible */
+        smp_rmb();
 
-        offset = pvclock_get_nsec_offset(src);
-        ret = src->system_time + offset;
-        ret_flags = src->flags;
-
-        *cycles = ret;
-        *flags = ret_flags;
+        delta = rdtsc_ordered() - src->tsc_timestamp;
+        offset = pvclock_scale_delta(delta, src->tsc_to_system_mul,
+                                   src->tsc_shift);
+        *cycles = src->system_time + offset;
+        *flags = src->flags;
         return version;
 }
 
diff --git a/arch/x86/include/asm/stacktrace.h b/arch/x86/include/asm/stacktrace.h
index 7c247e7404be..0944218af9e2 100644
--- a/arch/x86/include/asm/stacktrace.h
+++ b/arch/x86/include/asm/stacktrace.h
@@ -14,7 +14,7 @@ extern int kstack_depth_to_print;
 struct thread_info;
 struct stacktrace_ops;
 
-typedef unsigned long (*walk_stack_t)(struct thread_info *tinfo,
+typedef unsigned long (*walk_stack_t)(struct task_struct *task,
                                       unsigned long *stack,
                                       unsigned long bp,
                                       const struct stacktrace_ops *ops,
@@ -23,13 +23,13 @@ typedef unsigned long (*walk_stack_t)(struct thread_info *tinfo,
                                       int *graph);
 
 extern unsigned long
-print_context_stack(struct thread_info *tinfo,
+print_context_stack(struct task_struct *task,
                     unsigned long *stack, unsigned long bp,
                     const struct stacktrace_ops *ops, void *data,
                     unsigned long *end, int *graph);
 
 extern unsigned long
-print_context_stack_bp(struct thread_info *tinfo,
+print_context_stack_bp(struct task_struct *task,
                        unsigned long *stack, unsigned long bp,
                        const struct stacktrace_ops *ops, void *data,
                        unsigned long *end, int *graph);
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 2bb25c3fe2e8..ef8017ca5ba9 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -42,16 +42,14 @@ void printk_address(unsigned long address)
 static void
 print_ftrace_graph_addr(unsigned long addr, void *data,
                         const struct stacktrace_ops *ops,
-                        struct thread_info *tinfo, int *graph)
+                        struct task_struct *task, int *graph)
 {
-        struct task_struct *task;
         unsigned long ret_addr;
         int index;
 
         if (addr != (unsigned long)return_to_handler)
                 return;
 
-        task = tinfo->task;
         index = task->curr_ret_stack;
 
         if (!task->ret_stack || index < *graph)
@@ -68,7 +66,7 @@ print_ftrace_graph_addr(unsigned long addr, void *data,
 static inline void
 print_ftrace_graph_addr(unsigned long addr, void *data,
                         const struct stacktrace_ops *ops,
-                        struct thread_info *tinfo, int *graph)
+                        struct task_struct *task, int *graph)
 { }
 #endif
 
@@ -79,10 +77,10 @@ print_ftrace_graph_addr(unsigned long addr, void *data,
  * severe exception (double fault, nmi, stack fault, debug, mce) hardware stack
  */
 
-static inline int valid_stack_ptr(struct thread_info *tinfo,
+static inline int valid_stack_ptr(struct task_struct *task,
                         void *p, unsigned int size, void *end)
 {
-        void *t = tinfo;
+        void *t = task_stack_page(task);
         if (end) {
                 if (p < end && p >= (end-THREAD_SIZE))
                         return 1;
@@ -93,14 +91,14 @@ static inline int valid_stack_ptr(struct thread_info *tinfo,
 }
 
 unsigned long
-print_context_stack(struct thread_info *tinfo,
+print_context_stack(struct task_struct *task,
                 unsigned long *stack, unsigned long bp,
                 const struct stacktrace_ops *ops, void *data,
                 unsigned long *end, int *graph)
 {
         struct stack_frame *frame = (struct stack_frame *)bp;
 
-        while (valid_stack_ptr(tinfo, stack, sizeof(*stack), end)) {
+        while (valid_stack_ptr(task, stack, sizeof(*stack), end)) {
                 unsigned long addr;
 
                 addr = *stack;
@@ -112,7 +110,7 @@ print_context_stack(struct thread_info *tinfo,
                         } else {
                                 ops->address(data, addr, 0);
                         }
-                        print_ftrace_graph_addr(addr, data, ops, tinfo, graph);
+                        print_ftrace_graph_addr(addr, data, ops, task, graph);
                 }
                 stack++;
         }
@@ -121,7 +119,7 @@ print_context_stack(struct thread_info *tinfo,
 EXPORT_SYMBOL_GPL(print_context_stack);
 
 unsigned long
-print_context_stack_bp(struct thread_info *tinfo,
+print_context_stack_bp(struct task_struct *task,
                        unsigned long *stack, unsigned long bp,
                        const struct stacktrace_ops *ops, void *data,
                        unsigned long *end, int *graph)
@@ -129,7 +127,7 @@ print_context_stack_bp(struct thread_info *tinfo,
         struct stack_frame *frame = (struct stack_frame *)bp;
         unsigned long *ret_addr = &frame->return_address;
 
-        while (valid_stack_ptr(tinfo, ret_addr, sizeof(*ret_addr), end)) {
+        while (valid_stack_ptr(task, ret_addr, sizeof(*ret_addr), end)) {
                 unsigned long addr = *ret_addr;
 
                 if (!__kernel_text_address(addr))
@@ -139,7 +137,7 @@ print_context_stack_bp(struct thread_info *tinfo,
                         break;
                 frame = frame->next_frame;
                 ret_addr = &frame->return_address;
-                print_ftrace_graph_addr(addr, data, ops, tinfo, graph);
+                print_ftrace_graph_addr(addr, data, ops, task, graph);
         }
 
         return (unsigned long)frame;
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c
index 464ffd69b92e..fef917e79b9d 100644
--- a/arch/x86/kernel/dumpstack_32.c
+++ b/arch/x86/kernel/dumpstack_32.c
@@ -61,15 +61,13 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
                 bp = stack_frame(task, regs);
 
         for (;;) {
-                struct thread_info *context;
                 void *end_stack;
 
                 end_stack = is_hardirq_stack(stack, cpu);
                 if (!end_stack)
                         end_stack = is_softirq_stack(stack, cpu);
 
-                context = task_thread_info(task);
-                bp = ops->walk_stack(context, stack, bp, ops, data,
+                bp = ops->walk_stack(task, stack, bp, ops, data,
                                      end_stack, &graph);
 
                 /* Stop if not on irq stack */
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
index 5f1c6266eb30..d558a8a49016 100644
--- a/arch/x86/kernel/dumpstack_64.c
+++ b/arch/x86/kernel/dumpstack_64.c
@@ -153,7 +153,6 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
                 const struct stacktrace_ops *ops, void *data)
 {
         const unsigned cpu = get_cpu();
-        struct thread_info *tinfo;
         unsigned long *irq_stack = (unsigned long *)per_cpu(irq_stack_ptr, cpu);
         unsigned long dummy;
         unsigned used = 0;
@@ -179,7 +178,6 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
          * current stack address. If the stacks consist of nested
          * exceptions
          */
-        tinfo = task_thread_info(task);
         while (!done) {
                 unsigned long *stack_end;
                 enum stack_type stype;
@@ -202,7 +200,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
                         if (ops->stack(data, id) < 0)
                                 break;
 
-                        bp = ops->walk_stack(tinfo, stack, bp, ops,
+                        bp = ops->walk_stack(task, stack, bp, ops,
                                              data, stack_end, &graph);
                         ops->stack(data, "<EOE>");
                         /*
@@ -218,7 +216,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
 
                         if (ops->stack(data, "IRQ") < 0)
                                 break;
-                        bp = ops->walk_stack(tinfo, stack, bp,
+                        bp = ops->walk_stack(task, stack, bp,
                                      ops, data, stack_end, &graph);
                         /*
                          * We link to the next stack (which would be
@@ -240,7 +238,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
         /*
          * This handles the process stack:
          */
-        bp = ops->walk_stack(tinfo, stack, bp, ops, data, NULL, &graph);
+        bp = ops->walk_stack(task, stack, bp, ops, data, NULL, &graph);
         put_cpu();
 }
 EXPORT_SYMBOL(dump_trace);
diff --git a/arch/x86/kernel/espfix_64.c b/arch/x86/kernel/espfix_64.c
index 4d38416e2a7f..04f89caef9c4 100644
--- a/arch/x86/kernel/espfix_64.c
+++ b/arch/x86/kernel/espfix_64.c
@@ -57,7 +57,7 @@
 # error "Need more than one PGD for the ESPFIX hack"
 #endif
 
-#define PGALLOC_GFP (GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO)
+#define PGALLOC_GFP (GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO)
 
 /* This contains the *bottom* address of the espfix stack */
 DEFINE_PER_CPU_READ_MOSTLY(unsigned long, espfix_stack);
diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c
index 38da8f29a9c8..c627bf8d98ad 100644
--- a/arch/x86/kernel/irq_32.c
+++ b/arch/x86/kernel/irq_32.c
@@ -130,11 +130,9 @@ void irq_ctx_init(int cpu)
 
 void do_softirq_own_stack(void)
 {
-        struct thread_info *curstk;
         struct irq_stack *irqstk;
         u32 *isp, *prev_esp;
 
-        curstk = current_stack();
         irqstk = __this_cpu_read(softirq_stack);
 
         /* build the stack frame on the softirq stack */
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index 38cf7a741250..7847e5c0e0b5 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -961,7 +961,19 @@ int kprobe_fault_handler(struct pt_regs *regs, int trapnr)
                  * normal page fault.
                  */
                 regs->ip = (unsigned long)cur->addr;
+                /*
+                 * Trap flag (TF) has been set here because this fault
+                 * happened where the single stepping will be done.
+                 * So clear it by resetting the current kprobe:
+                 */
+                regs->flags &= ~X86_EFLAGS_TF;
+
+                /*
+                 * If the TF flag was set before the kprobe hit,
+                 * don't touch it:
+                 */
                 regs->flags |= kcb->kprobe_old_flags;
+
                 if (kcb->kprobe_status == KPROBE_REENTER)
                         restore_previous_kprobe(kcb);
                 else
diff --git a/arch/x86/kernel/pvclock.c b/arch/x86/kernel/pvclock.c
index 99bfc025111d..06c58ce46762 100644
--- a/arch/x86/kernel/pvclock.c
+++ b/arch/x86/kernel/pvclock.c
@@ -61,11 +61,16 @@ void pvclock_resume(void)
 u8 pvclock_read_flags(struct pvclock_vcpu_time_info *src)
 {
         unsigned version;
-        cycle_t ret;
         u8 flags;
 
         do {
-                version = __pvclock_read_cycles(src, &ret, &flags);
+                version = src->version;
+                /* Make the latest version visible */
+                smp_rmb();
+
+                flags = src->flags;
+                /* Make sure that the version double-check is last. */
+                smp_rmb();
         } while ((src->version & 1) || version != src->version);
 
         return flags & valid_flags;
@@ -80,6 +85,8 @@ cycle_t pvclock_clocksource_read(struct pvclock_vcpu_time_info *src)
 
         do {
                 version = __pvclock_read_cycles(src, &ret, &flags);
+                /* Make sure that the version double-check is last. */
+                smp_rmb();
         } while ((src->version & 1) || version != src->version);
 
         if (unlikely((flags & PVCLOCK_GUEST_STOPPED) != 0)) {
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index bbb5b283ff63..a397200281c1 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -1310,7 +1310,8 @@ void wait_lapic_expire(struct kvm_vcpu *vcpu)
 
         /* __delay is delay_tsc whenever the hardware has TSC, thus always.  */
         if (guest_tsc < tsc_deadline)
-                __delay(tsc_deadline - guest_tsc);
+                __delay(min(tsc_deadline - guest_tsc,
+                        nsec_to_cycles(vcpu, lapic_timer_advance_ns)));
 }
 
 static void start_apic_timer(struct kvm_lapic *apic)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 003618e324ce..64a79f271276 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -6671,7 +6671,13 @@ static int get_vmx_mem_address(struct kvm_vcpu *vcpu,
 
         /* Checks for #GP/#SS exceptions. */
         exn = false;
-        if (is_protmode(vcpu)) {
+        if (is_long_mode(vcpu)) {
+                /* Long mode: #GP(0)/#SS(0) if the memory address is in a
+                 * non-canonical form. This is the only check on the memory
+                 * destination for long mode!
+                 */
+                exn = is_noncanonical_address(*ret);
+        } else if (is_protmode(vcpu)) {
                 /* Protected mode: apply checks for segment validity in the
                  * following order:
                  * - segment type check (#GP(0) may be thrown)
@@ -6688,17 +6694,10 @@ static int get_vmx_mem_address(struct kvm_vcpu *vcpu,
                          * execute-only code segment
                          */
                         exn = ((s.type & 0xa) == 8);
-        }
-        if (exn) {
-                kvm_queue_exception_e(vcpu, GP_VECTOR, 0);
-                return 1;
-        }
-        if (is_long_mode(vcpu)) {
-                /* Long mode: #GP(0)/#SS(0) if the memory address is in a
-                 * non-canonical form. This is an only check for long mode.
-                 */
-                exn = is_noncanonical_address(*ret);
-        } else if (is_protmode(vcpu)) {
+                if (exn) {
+                        kvm_queue_exception_e(vcpu, GP_VECTOR, 0);
+                        return 1;
+                }
                 /* Protected mode: #GP(0)/#SS(0) if the segment is unusable.
                  */
                 exn = (s.unusable != 0);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 902d9da12392..7da5dd2057a9 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1244,12 +1244,6 @@ static atomic_t kvm_guest_has_master_clock = ATOMIC_INIT(0);
 static DEFINE_PER_CPU(unsigned long, cpu_tsc_khz);
 static unsigned long max_tsc_khz;
 
-static inline u64 nsec_to_cycles(struct kvm_vcpu *vcpu, u64 nsec)
-{
-        return pvclock_scale_delta(nsec, vcpu->arch.virtual_tsc_mult,
-                                   vcpu->arch.virtual_tsc_shift);
-}
-
 static u32 adjust_tsc_khz(u32 khz, s32 ppm)
 {
         u64 v = (u64)khz * (1000000 + ppm);
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 7ce3634ab5fe..a82ca466b62e 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -2,6 +2,7 @@
 #define ARCH_X86_KVM_X86_H
 
 #include <linux/kvm_host.h>
+#include <asm/pvclock.h>
 #include "kvm_cache_regs.h"
 
 #define MSR_IA32_CR_PAT_DEFAULT  0x0007040600070406ULL
@@ -195,6 +196,12 @@ extern unsigned int lapic_timer_advance_ns;
 
 extern struct static_key kvm_no_apic_vcpu;
 
+static inline u64 nsec_to_cycles(struct kvm_vcpu *vcpu, u64 nsec)
+{
+        return pvclock_scale_delta(nsec, vcpu->arch.virtual_tsc_mult,
+                                   vcpu->arch.virtual_tsc_shift);
+}
+
 /* Same "calling convention" as do_div:
  * - divide (n << 32) by base
  * - put result in n
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 4eb287e25043..aa0ff4b02a96 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -6,7 +6,7 @@
 #include <asm/fixmap.h>
 #include <asm/mtrr.h>
 
-#define PGALLOC_GFP GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO
+#define PGALLOC_GFP GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO
 
 #ifdef CONFIG_HIGHPTE
 #define PGALLOC_USER_GFP __GFP_HIGHMEM
diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index 6e7242be1c87..b226b3f497f1 100644
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -139,7 +139,7 @@ int __init efi_alloc_page_tables(void)
         if (efi_enabled(EFI_OLD_MEMMAP))
                 return 0;
 
-        gfp_mask = GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO;
+        gfp_mask = GFP_KERNEL | __GFP_NOTRACK | __GFP_ZERO;
         efi_pgd = (pgd_t *)__get_free_page(gfp_mask);
         if (!efi_pgd)
                 return -ENOMEM;
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 478a2de543a5..67433714b791 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1113,7 +1113,7 @@ static void __init xen_cleanhighmap(unsigned long vaddr,
 
         /* NOTE: The loop is more greedy than the cleanup_highmap variant.
          * We include the PMD passed in on _both_ boundaries. */
-        for (; vaddr <= vaddr_end && (pmd < (level2_kernel_pgt + PAGE_SIZE));
+        for (; vaddr <= vaddr_end && (pmd < (level2_kernel_pgt + PTRS_PER_PMD));
                         pmd++, vaddr += PMD_SIZE) {
                 if (pmd_none(*pmd))
                         continue;
@@ -1551,41 +1551,6 @@ static void xen_pgd_free(struct mm_struct *mm, pgd_t *pgd)
 #endif
 }
 
-#ifdef CONFIG_X86_32
-static pte_t __init mask_rw_pte(pte_t *ptep, pte_t pte)
-{
-        /* If there's an existing pte, then don't allow _PAGE_RW to be set */
-        if (pte_val_ma(*ptep) & _PAGE_PRESENT)
-                pte = __pte_ma(((pte_val_ma(*ptep) & _PAGE_RW) | ~_PAGE_RW) &
-                               pte_val_ma(pte));
-
-        return pte;
-}
-#else /* CONFIG_X86_64 */
-static pte_t __init mask_rw_pte(pte_t *ptep, pte_t pte)
-{
-        unsigned long pfn;
-
-        if (xen_feature(XENFEAT_writable_page_tables) ||
-            xen_feature(XENFEAT_auto_translated_physmap) ||
-            xen_start_info->mfn_list >= __START_KERNEL_map)
-                return pte;
-
-        /*
-         * Pages belonging to the initial p2m list mapped outside the default
-         * address range must be mapped read-only. This region contains the
-         * page tables for mapping the p2m list, too, and page tables MUST be
-         * mapped read-only.
-         */
-        pfn = pte_pfn(pte);
-        if (pfn >= xen_start_info->first_p2m_pfn &&
-            pfn < xen_start_info->first_p2m_pfn + xen_start_info->nr_p2m_frames)
-                pte = __pte_ma(pte_val_ma(pte) & ~_PAGE_RW);
-
-        return pte;
-}
-#endif /* CONFIG_X86_64 */
-
 /*
  * Init-time set_pte while constructing initial pagetables, which
  * doesn't allow RO page table pages to be remapped RW.
@@ -1600,13 +1565,37 @@ static pte_t __init mask_rw_pte(pte_t *ptep, pte_t pte)
  * so always write the PTE directly and rely on Xen trapping and
  * emulating any updates as necessary.
  */
-static void __init xen_set_pte_init(pte_t *ptep, pte_t pte)
+__visible pte_t xen_make_pte_init(pteval_t pte)
 {
-        if (pte_mfn(pte) != INVALID_P2M_ENTRY)
-                pte = mask_rw_pte(ptep, pte);
-        else
-                pte = __pte_ma(0);
+#ifdef CONFIG_X86_64
+        unsigned long pfn;
+
+        /*
+         * Pages belonging to the initial p2m list mapped outside the default
+         * address range must be mapped read-only. This region contains the
+         * page tables for mapping the p2m list, too, and page tables MUST be
+         * mapped read-only.
+         */
+        pfn = (pte & PTE_PFN_MASK) >> PAGE_SHIFT;
+        if (xen_start_info->mfn_list < __START_KERNEL_map &&
+            pfn >= xen_start_info->first_p2m_pfn &&
+            pfn < xen_start_info->first_p2m_pfn + xen_start_info->nr_p2m_frames)
+                pte &= ~_PAGE_RW;
+#endif
+        pte = pte_pfn_to_mfn(pte);
+        return native_make_pte(pte);
+}
+PV_CALLEE_SAVE_REGS_THUNK(xen_make_pte_init);
 
+static void __init xen_set_pte_init(pte_t *ptep, pte_t pte)
+{
+#ifdef CONFIG_X86_32
+        /* If there's an existing pte, then don't allow _PAGE_RW to be set */
+        if (pte_mfn(pte) != INVALID_P2M_ENTRY
+            && pte_val_ma(*ptep) & _PAGE_PRESENT)
+                pte = __pte_ma(((pte_val_ma(*ptep) & _PAGE_RW) | ~_PAGE_RW) &
+                               pte_val_ma(pte));
+#endif
         native_set_pte(ptep, pte);
 }
 
@@ -2407,6 +2396,7 @@ static void __init xen_post_allocator_init(void)
         pv_mmu_ops.alloc_pud = xen_alloc_pud;
         pv_mmu_ops.release_pud = xen_release_pud;
 #endif
+        pv_mmu_ops.make_pte = PV_CALLEE_SAVE(xen_make_pte);
 
 #ifdef CONFIG_X86_64
         pv_mmu_ops.write_cr3 = &xen_write_cr3;
@@ -2455,7 +2445,7 @@ static const struct pv_mmu_ops xen_mmu_ops __initconst = {
         .pte_val = PV_CALLEE_SAVE(xen_pte_val),
         .pgd_val = PV_CALLEE_SAVE(xen_pgd_val),
 
-        .make_pte = PV_CALLEE_SAVE(xen_make_pte),
+        .make_pte = PV_CALLEE_SAVE(xen_make_pte_init),
         .make_pgd = PV_CALLEE_SAVE(xen_make_pgd),
 
 #ifdef CONFIG_X86_PAE
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index cab9f766bb06..dd2a49a8aacc 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -182,7 +182,7 @@ static void * __ref alloc_p2m_page(void)
         if (unlikely(!slab_is_available()))
                 return alloc_bootmem_align(PAGE_SIZE, PAGE_SIZE);
 
-        return (void *)__get_free_page(GFP_KERNEL | __GFP_REPEAT);
+        return (void *)__get_free_page(GFP_KERNEL);
 }
 
 static void __ref free_p2m_page(void *p)
diff --git a/arch/xtensa/include/asm/pgalloc.h b/arch/xtensa/include/asm/pgalloc.h
index d38eb9237e64..1065bc8bcae5 100644
--- a/arch/xtensa/include/asm/pgalloc.h
+++ b/arch/xtensa/include/asm/pgalloc.h
@@ -44,7 +44,7 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
         pte_t *ptep;
         int i;
 
-        ptep = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT);
+        ptep = (pte_t *)__get_free_page(GFP_KERNEL);
         if (!ptep)
                 return NULL;
         for (i = 0; i < 1024; i++)
diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c
index 43fe85f20d57..7097a3395b25 100644
--- a/crypto/crypto_user.c
+++ b/crypto/crypto_user.c
@@ -455,6 +455,7 @@ static const int crypto_msg_min[CRYPTO_NR_MSGTYPES] = {
         [CRYPTO_MSG_NEWALG      - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
         [CRYPTO_MSG_DELALG      - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
         [CRYPTO_MSG_UPDATEALG   - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
+        [CRYPTO_MSG_GETALG      - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
         [CRYPTO_MSG_DELRNG      - CRYPTO_MSG_BASE] = 0,
 };
 
diff --git a/drivers/acpi/acpica/exconfig.c b/drivers/acpi/acpica/exconfig.c
index a1d177d58254..21932d640a41 100644
--- a/drivers/acpi/acpica/exconfig.c
+++ b/drivers/acpi/acpica/exconfig.c
@@ -108,7 +108,9 @@ acpi_ex_add_table(u32 table_index,
 
         /* Add the table to the namespace */
 
+        acpi_ex_exit_interpreter();
         status = acpi_ns_load_table(table_index, parent_node);
+        acpi_ex_enter_interpreter();
         if (ACPI_FAILURE(status)) {
                 acpi_ut_remove_reference(obj_desc);
                 *ddb_handle = NULL;
diff --git a/drivers/acpi/acpica/nsparse.c b/drivers/acpi/acpica/nsparse.c
index f631a47724f0..1783cd7e1446 100644
--- a/drivers/acpi/acpica/nsparse.c
+++ b/drivers/acpi/acpica/nsparse.c
@@ -47,6 +47,7 @@
 #include "acparser.h"
 #include "acdispat.h"
 #include "actables.h"
+#include "acinterp.h"
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsparse")
@@ -170,6 +171,8 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node)
 
         ACPI_FUNCTION_TRACE(ns_parse_table);
 
+        acpi_ex_enter_interpreter();
+
         /*
          * AML Parse, pass 1
          *
@@ -185,7 +188,7 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node)
         status = acpi_ns_one_complete_parse(ACPI_IMODE_LOAD_PASS1,
                                             table_index, start_node);
         if (ACPI_FAILURE(status)) {
-                return_ACPI_STATUS(status);
+                goto error_exit;
         }
 
         /*
@@ -201,8 +204,10 @@ acpi_ns_parse_table(u32 table_index, struct acpi_namespace_node *start_node)
         status = acpi_ns_one_complete_parse(ACPI_IMODE_LOAD_PASS2,
                                             table_index, start_node);
         if (ACPI_FAILURE(status)) {
-                return_ACPI_STATUS(status);
+                goto error_exit;
         }
 
+error_exit:
+        acpi_ex_exit_interpreter();
         return_ACPI_STATUS(status);
 }
diff --git a/drivers/acpi/nfit.c b/drivers/acpi/nfit.c
index 2215fc847fa9..ac6ddcc080d4 100644
--- a/drivers/acpi/nfit.c
+++ b/drivers/acpi/nfit.c
@@ -928,7 +928,7 @@ static ssize_t format_show(struct device *dev,
 {
         struct acpi_nfit_control_region *dcr = to_nfit_dcr(dev);
 
-        return sprintf(buf, "0x%04x\n", be16_to_cpu(dcr->code));
+        return sprintf(buf, "0x%04x\n", le16_to_cpu(dcr->code));
 }
 static DEVICE_ATTR_RO(format);
 
@@ -961,8 +961,8 @@ static ssize_t format1_show(struct device *dev,
                                 continue;
                         if (nfit_dcr->dcr->code == dcr->code)
                                 continue;
-                        rc = sprintf(buf, "%#x\n",
-                                        be16_to_cpu(nfit_dcr->dcr->code));
+                        rc = sprintf(buf, "0x%04x\n",
+                                        le16_to_cpu(nfit_dcr->dcr->code));
                         break;
                 }
                 if (rc != ENXIO)
@@ -1131,11 +1131,11 @@ static int acpi_nfit_add_dimm(struct acpi_nfit_desc *acpi_desc,
 
         /*
          * Until standardization materializes we need to consider up to 3
-         * different command sets.  Note, that checking for function0 (bit0)
-         * tells us if any commands are reachable through this uuid.
+         * different command sets.  Note, that checking for zero functions
+         * tells us if any commands might be reachable through this uuid.
          */
         for (i = NVDIMM_FAMILY_INTEL; i <= NVDIMM_FAMILY_HPE2; i++)
-                if (acpi_check_dsm(adev_dimm->handle, to_nfit_uuid(i), 1, 1))
+                if (acpi_check_dsm(adev_dimm->handle, to_nfit_uuid(i), 1, 0))
                         break;
 
         /* limit the supported commands to those that are publicly documented */
diff --git a/drivers/acpi/nfit.h b/drivers/acpi/nfit.h
index 11cb38348aef..02b9ea1e8d2e 100644
--- a/drivers/acpi/nfit.h
+++ b/drivers/acpi/nfit.h
@@ -53,12 +53,12 @@ enum nfit_uuids {
 };
 
 /*
- * Region format interface codes are stored as an array of bytes in the
- * NFIT DIMM Control Region structure
+ * Region format interface codes are stored with the interface as the
+ * LSB and the function as the MSB.
  */
-#define NFIT_FIC_BYTE cpu_to_be16(0x101) /* byte-addressable energy backed */
-#define NFIT_FIC_BLK cpu_to_be16(0x201) /* block-addressable non-energy backed */
-#define NFIT_FIC_BYTEN cpu_to_be16(0x301) /* byte-addressable non-energy backed */
+#define NFIT_FIC_BYTE cpu_to_le16(0x101) /* byte-addressable energy backed */
+#define NFIT_FIC_BLK cpu_to_le16(0x201) /* block-addressable non-energy backed */
+#define NFIT_FIC_BYTEN cpu_to_le16(0x301) /* byte-addressable non-energy backed */
 
 enum {
         NFIT_BLK_READ_FLUSH = 1,
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index 8fc7323ed3e8..4ed4061813e6 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -839,7 +839,7 @@ void acpi_penalize_isa_irq(int irq, int active)
 {
         if ((irq >= 0) && (irq < ARRAY_SIZE(acpi_isa_irq_penalty)))
                 acpi_isa_irq_penalty[irq] = acpi_irq_get_penalty(irq) +
-                        active ? PIRQ_PENALTY_ISA_USED : PIRQ_PENALTY_PCI_USING;
+                  (active ? PIRQ_PENALTY_ISA_USED : PIRQ_PENALTY_PCI_USING);
 }
 
 bool acpi_isa_irq_available(int irq)
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index 22c09952e177..b4de130f2d57 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -680,9 +680,6 @@ bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, u64 rev, u64 funcs)
         u64 mask = 0;
         union acpi_object *obj;
 
-        if (funcs == 0)
-                return false;
-
         obj = acpi_evaluate_dsm(handle, uuid, rev, 0, NULL);
         if (!obj)
                 return false;
@@ -695,6 +692,9 @@ bool acpi_check_dsm(acpi_handle handle, const u8 *uuid, u64 rev, u64 funcs)
                         mask |= (((u64)obj->buffer.pointer[i]) << (i * 8));
         ACPI_FREE(obj);
 
+        if (funcs == 0)
+                return true;
+
         /*
          * Bit 0 indicates whether there's support for any functions other than
          * function 0 for the specified UUID and revision.
diff --git a/drivers/ata/ahci_seattle.c b/drivers/ata/ahci_seattle.c
index 6e702ab57220..1d31c0c0fc20 100644
--- a/drivers/ata/ahci_seattle.c
+++ b/drivers/ata/ahci_seattle.c
@@ -137,7 +137,7 @@ static const struct ata_port_info *ahci_seattle_get_port_info(
         u32 val;
 
         plat_data = devm_kzalloc(dev, sizeof(*plat_data), GFP_KERNEL);
-        if (IS_ERR(plat_data))
+        if (!plat_data)
                 return &ahci_port_info;
 
         plat_data->sgpio_ctrl = devm_ioremap_resource(dev,
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 61dc7a99e89a..c6f017458958 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -606,7 +606,7 @@ void ata_scsi_error(struct Scsi_Host *host)
         ata_scsi_port_error_handler(host, ap);
 
         /* finish or retry handled scmd's and clean up */
-        WARN_ON(host->host_failed || !list_empty(&eh_work_q));
+        WARN_ON(!list_empty(&eh_work_q));
 
         DPRINTK("EXIT\n");
 }
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index bd74ee555278..745489a1c86a 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -986,7 +986,7 @@ static inline void mv_write_cached_reg(void __iomem *addr, u32 *old, u32 new)
                  * Looks like a lot of fuss, but it avoids an unnecessary
                  * +1 usec read-after-write delay for unaffected registers.
                  */
-                laddr = (long)addr & 0xffff;
+                laddr = (unsigned long)addr & 0xffff;
                 if (laddr >= 0x300 && laddr <= 0x33c) {
                         laddr &= 0x000f;
                         if (laddr == 0x4 || laddr == 0xc) {
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index d597e432e195..ab19adb07a12 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -1750,7 +1750,7 @@ aoecmd_init(void)
         int ret;
 
         /* get_zeroed_page returns page with ref count 1 */
-        p = (void *) get_zeroed_page(GFP_KERNEL | __GFP_REPEAT);
+        p = (void *) get_zeroed_page(GFP_KERNEL);
         if (!p)
                 return -ENOMEM;
         empty_page = virt_to_page(p);
diff --git a/drivers/clk/clk-oxnas.c b/drivers/clk/clk-oxnas.c
index efba7d4dbcfc..79bcb2e42060 100644
--- a/drivers/clk/clk-oxnas.c
+++ b/drivers/clk/clk-oxnas.c
@@ -144,9 +144,9 @@ static int oxnas_stdclk_probe(struct platform_device *pdev)
                 return -ENOMEM;
 
         regmap = syscon_node_to_regmap(of_get_parent(np));
-        if (!regmap) {
+        if (IS_ERR(regmap)) {
                 dev_err(&pdev->dev, "failed to have parent regmap\n");
-                return -EINVAL;
+                return PTR_ERR(regmap);
         }
 
         for (i = 0; i < ARRAY_SIZE(clk_oxnas_init); i++) {
diff --git a/drivers/clk/rockchip/clk-cpu.c b/drivers/clk/rockchip/clk-cpu.c
index 4bb130cd0062..05b3d73bfefa 100644
--- a/drivers/clk/rockchip/clk-cpu.c
+++ b/drivers/clk/rockchip/clk-cpu.c
@@ -321,9 +321,9 @@ struct clk *rockchip_clk_register_cpuclk(const char *name,
         }
 
         cclk = clk_register(NULL, &cpuclk->hw);
-        if (IS_ERR(clk)) {
+        if (IS_ERR(cclk)) {
                 pr_err("%s: could not register cpuclk %s\n", __func__,  name);
-                ret = PTR_ERR(clk);
+                ret = PTR_ERR(cclk);
                 goto free_rate_table;
         }
 
diff --git a/drivers/clk/rockchip/clk-mmc-phase.c b/drivers/clk/rockchip/clk-mmc-phase.c
index bc856f21f6b2..077fcdc7908b 100644
--- a/drivers/clk/rockchip/clk-mmc-phase.c
+++ b/drivers/clk/rockchip/clk-mmc-phase.c
@@ -41,8 +41,6 @@ static unsigned long rockchip_mmc_recalc(struct clk_hw *hw,
 #define ROCKCHIP_MMC_DEGREE_MASK 0x3
 #define ROCKCHIP_MMC_DELAYNUM_OFFSET 2
 #define ROCKCHIP_MMC_DELAYNUM_MASK (0xff << ROCKCHIP_MMC_DELAYNUM_OFFSET)
-#define ROCKCHIP_MMC_INIT_STATE_RESET 0x1
-#define ROCKCHIP_MMC_INIT_STATE_SHIFT 1
 
 #define PSECS_PER_SEC 1000000000000LL
 
@@ -154,6 +152,7 @@ struct clk *rockchip_clk_register_mmc(const char *name,
                 return ERR_PTR(-ENOMEM);
 
         init.name = name;
+        init.flags = 0;
         init.num_parents = num_parents;
         init.parent_names = parent_names;
         init.ops = &rockchip_mmc_clk_ops;
@@ -162,15 +161,6 @@ struct clk *rockchip_clk_register_mmc(const char *name,
         mmc_clock->reg = reg;
         mmc_clock->shift = shift;
 
-        /*
-         * Assert init_state to soft reset the CLKGEN
-         * for mmc tuning phase and degree
-         */
-        if (mmc_clock->shift == ROCKCHIP_MMC_INIT_STATE_SHIFT)
-                writel(HIWORD_UPDATE(ROCKCHIP_MMC_INIT_STATE_RESET,
-                                     ROCKCHIP_MMC_INIT_STATE_RESET,
-                                     mmc_clock->shift), mmc_clock->reg);
-
         clk = clk_register(NULL, &mmc_clock->hw);
         if (IS_ERR(clk))
                 kfree(mmc_clock);
diff --git a/drivers/clk/rockchip/clk-rk3399.c b/drivers/clk/rockchip/clk-rk3399.c
index 291543f52caa..8059a8d3ea36 100644
--- a/drivers/clk/rockchip/clk-rk3399.c
+++ b/drivers/clk/rockchip/clk-rk3399.c
@@ -832,9 +832,9 @@ static struct rockchip_clk_branch rk3399_clk_branches[] __initdata = {
                         RK3399_CLKGATE_CON(13), 1, GFLAGS),
 
         /* perihp */
-        GATE(0, "cpll_aclk_perihp_src", "gpll", CLK_IGNORE_UNUSED,
+        GATE(0, "cpll_aclk_perihp_src", "cpll", CLK_IGNORE_UNUSED,
                         RK3399_CLKGATE_CON(5), 0, GFLAGS),
-        GATE(0, "gpll_aclk_perihp_src", "cpll", CLK_IGNORE_UNUSED,
+        GATE(0, "gpll_aclk_perihp_src", "gpll", CLK_IGNORE_UNUSED,
                         RK3399_CLKGATE_CON(5), 1, GFLAGS),
         COMPOSITE(ACLK_PERIHP, "aclk_perihp", mux_aclk_perihp_p, CLK_IGNORE_UNUSED,
                         RK3399_CLKSEL_CON(14), 7, 1, MFLAGS, 0, 5, DFLAGS,
@@ -1466,6 +1466,8 @@ static struct rockchip_clk_branch rk3399_clk_pmu_branches[] __initdata = {
 
 static const char *const rk3399_cru_critical_clocks[] __initconst = {
         "aclk_cci_pre",
+        "aclk_gic",
+        "aclk_gic_noc",
         "pclk_perilp0",
         "pclk_perilp0",
         "hclk_perilp0",
@@ -1508,6 +1510,7 @@ static void __init rk3399_clk_init(struct device_node *np)
         ctx = rockchip_clk_init(np, reg_base, CLK_NR_CLKS);
         if (IS_ERR(ctx)) {
                 pr_err("%s: rockchip clk init failed\n", __func__);
+                iounmap(reg_base);
                 return;
         }
 
@@ -1553,6 +1556,7 @@ static void __init rk3399_pmu_clk_init(struct device_node *np)
         ctx = rockchip_clk_init(np, reg_base, CLKPMU_NR_CLKS);
         if (IS_ERR(ctx)) {
                 pr_err("%s: rockchip pmu clk init failed\n", __func__);
+                iounmap(reg_base);
                 return;
         }
 
diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c
index 15d06fcf0b50..b02f9c606e0b 100644
--- a/drivers/connector/cn_proc.c
+++ b/drivers/connector/cn_proc.c
@@ -56,11 +56,21 @@ static struct cb_id cn_proc_event_id = { CN_IDX_PROC, CN_VAL_PROC };
 /* proc_event_counts is used as the sequence number of the netlink message */
 static DEFINE_PER_CPU(__u32, proc_event_counts) = { 0 };
 
-static inline void get_seq(__u32 *ts, int *cpu)
+static inline void send_msg(struct cn_msg *msg)
 {
         preempt_disable();
-        *ts = __this_cpu_inc_return(proc_event_counts) - 1;
-        *cpu = smp_processor_id();
+
+        msg->seq = __this_cpu_inc_return(proc_event_counts) - 1;
+        ((struct proc_event *)msg->data)->cpu = smp_processor_id();
+
+        /*
+         * Preemption remains disabled during send to ensure the messages are
+         * ordered according to their sequence numbers.
+         *
+         * If cn_netlink_send() fails, the data is not sent.
+         */
+        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_NOWAIT);
+
         preempt_enable();
 }
 
@@ -77,7 +87,6 @@ void proc_fork_connector(struct task_struct *task)
         msg = buffer_to_cn_msg(buffer);
         ev = (struct proc_event *)msg->data;
         memset(&ev->event_data, 0, sizeof(ev->event_data));
-        get_seq(&msg->seq, &ev->cpu);
         ev->timestamp_ns = ktime_get_ns();
         ev->what = PROC_EVENT_FORK;
         rcu_read_lock();
@@ -92,8 +101,7 @@ void proc_fork_connector(struct task_struct *task)
         msg->ack = 0; /* not used */
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        /*  If cn_netlink_send() failed, the data is not sent */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 void proc_exec_connector(struct task_struct *task)
@@ -108,7 +116,6 @@ void proc_exec_connector(struct task_struct *task)
         msg = buffer_to_cn_msg(buffer);
         ev = (struct proc_event *)msg->data;
         memset(&ev->event_data, 0, sizeof(ev->event_data));
-        get_seq(&msg->seq, &ev->cpu);
         ev->timestamp_ns = ktime_get_ns();
         ev->what = PROC_EVENT_EXEC;
         ev->event_data.exec.process_pid = task->pid;
@@ -118,7 +125,7 @@ void proc_exec_connector(struct task_struct *task)
         msg->ack = 0; /* not used */
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 void proc_id_connector(struct task_struct *task, int which_id)
@@ -150,14 +157,13 @@ void proc_id_connector(struct task_struct *task, int which_id)
                 return;
         }
         rcu_read_unlock();
-        get_seq(&msg->seq, &ev->cpu);
         ev->timestamp_ns = ktime_get_ns();
 
         memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
         msg->ack = 0; /* not used */
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 void proc_sid_connector(struct task_struct *task)
@@ -172,7 +178,6 @@ void proc_sid_connector(struct task_struct *task)
         msg = buffer_to_cn_msg(buffer);
         ev = (struct proc_event *)msg->data;
         memset(&ev->event_data, 0, sizeof(ev->event_data));
-        get_seq(&msg->seq, &ev->cpu);
         ev->timestamp_ns = ktime_get_ns();
         ev->what = PROC_EVENT_SID;
         ev->event_data.sid.process_pid = task->pid;
@@ -182,7 +187,7 @@ void proc_sid_connector(struct task_struct *task)
         msg->ack = 0; /* not used */
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 void proc_ptrace_connector(struct task_struct *task, int ptrace_id)
@@ -197,7 +202,6 @@ void proc_ptrace_connector(struct task_struct *task, int ptrace_id)
         msg = buffer_to_cn_msg(buffer);
         ev = (struct proc_event *)msg->data;
         memset(&ev->event_data, 0, sizeof(ev->event_data));
-        get_seq(&msg->seq, &ev->cpu);
         ev->timestamp_ns = ktime_get_ns();
         ev->what = PROC_EVENT_PTRACE;
         ev->event_data.ptrace.process_pid  = task->pid;
@@ -215,7 +219,7 @@ void proc_ptrace_connector(struct task_struct *task, int ptrace_id)
         msg->ack = 0; /* not used */
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 void proc_comm_connector(struct task_struct *task)
@@ -230,7 +234,6 @@ void proc_comm_connector(struct task_struct *task)
         msg = buffer_to_cn_msg(buffer);
         ev = (struct proc_event *)msg->data;
         memset(&ev->event_data, 0, sizeof(ev->event_data));
-        get_seq(&msg->seq, &ev->cpu);
         ev->timestamp_ns = ktime_get_ns();
         ev->what = PROC_EVENT_COMM;
         ev->event_data.comm.process_pid  = task->pid;
@@ -241,7 +244,7 @@ void proc_comm_connector(struct task_struct *task)
         msg->ack = 0; /* not used */
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 void proc_coredump_connector(struct task_struct *task)
@@ -256,7 +259,6 @@ void proc_coredump_connector(struct task_struct *task)
         msg = buffer_to_cn_msg(buffer);
         ev = (struct proc_event *)msg->data;
         memset(&ev->event_data, 0, sizeof(ev->event_data));
-        get_seq(&msg->seq, &ev->cpu);
         ev->timestamp_ns = ktime_get_ns();
         ev->what = PROC_EVENT_COREDUMP;
         ev->event_data.coredump.process_pid = task->pid;
@@ -266,7 +268,7 @@ void proc_coredump_connector(struct task_struct *task)
         msg->ack = 0; /* not used */
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 void proc_exit_connector(struct task_struct *task)
@@ -281,7 +283,6 @@ void proc_exit_connector(struct task_struct *task)
         msg = buffer_to_cn_msg(buffer);
         ev = (struct proc_event *)msg->data;
         memset(&ev->event_data, 0, sizeof(ev->event_data));
-        get_seq(&msg->seq, &ev->cpu);
         ev->timestamp_ns = ktime_get_ns();
         ev->what = PROC_EVENT_EXIT;
         ev->event_data.exit.process_pid = task->pid;
@@ -293,7 +294,7 @@ void proc_exit_connector(struct task_struct *task)
         msg->ack = 0; /* not used */
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 /*
@@ -325,7 +326,7 @@ static void cn_proc_ack(int err, int rcvd_seq, int rcvd_ack)
         msg->ack = rcvd_ack + 1;
         msg->len = sizeof(*ev);
         msg->flags = 0; /* not used */
-        cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_KERNEL);
+        send_msg(msg);
 }
 
 /**
diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index 3646b143bbf5..0bb44d5b5df4 100644
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -79,15 +79,16 @@ static const struct of_device_id machines[] __initconst = {
 static int __init cpufreq_dt_platdev_init(void)
 {
         struct device_node *np = of_find_node_by_path("/");
+        const struct of_device_id *match;
 
         if (!np)
                 return -ENODEV;
 
-        if (!of_match_node(machines, np))
+        match = of_match_node(machines, np);
+        of_node_put(np);
+        if (!match)
                 return -ENODEV;
 
-        of_node_put(of_root);
-
         return PTR_ERR_OR_ZERO(platform_device_register_simple("cpufreq-dt", -1,
                                                                NULL, 0));
 }
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 9009295f5134..5617c7087d77 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -2261,6 +2261,10 @@ int cpufreq_update_policy(unsigned int cpu)
          * -> ask driver for current freq and notify governors about a change
          */
         if (cpufreq_driver->get && !cpufreq_driver->setpolicy) {
+                if (cpufreq_suspended) {
+                        ret = -EAGAIN;
+                        goto unlock;
+                }
                 new_policy.cur = cpufreq_update_current_freq(policy);
                 if (WARN_ON(!new_policy.cur)) {
                         ret = -EIO;
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index fe9dc17ea873..1fa1a32928d7 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -1400,6 +1400,9 @@ static void intel_pstate_set_update_util_hook(unsigned int cpu_num)
 {
         struct cpudata *cpu = all_cpu_data[cpu_num];
 
+        if (cpu->update_util_set)
+                return;
+
         /* Prevent intel_pstate_update_util() from using stale data. */
         cpu->sample.time = 0;
         cpufreq_add_update_util_hook(cpu_num, &cpu->update_util,
@@ -1440,8 +1443,6 @@ static int intel_pstate_set_policy(struct cpufreq_policy *policy)
         if (!policy->cpuinfo.max_freq)
                 return -ENODEV;
 
-        intel_pstate_clear_update_util_hook(policy->cpu);
-
         pr_debug("set_policy cpuinfo.max %u policy->max %u\n",
                  policy->cpuinfo.max_freq, policy->max);
 
diff --git a/drivers/cpufreq/pcc-cpufreq.c b/drivers/cpufreq/pcc-cpufreq.c
index 808a320e9d5d..a7ecb9a84c15 100644
--- a/drivers/cpufreq/pcc-cpufreq.c
+++ b/drivers/cpufreq/pcc-cpufreq.c
@@ -487,7 +487,7 @@ static int __init pcc_cpufreq_probe(void)
         doorbell.space_id = reg_resource->space_id;
         doorbell.bit_width = reg_resource->bit_width;
         doorbell.bit_offset = reg_resource->bit_offset;
-        doorbell.access_width = 64;
+        doorbell.access_width = 4;
         doorbell.address = reg_resource->address;
 
         pr_debug("probe: doorbell: space_id is %d, bit_width is %d, "
diff --git a/drivers/crypto/ux500/hash/hash_core.c b/drivers/crypto/ux500/hash/hash_core.c
index 574e87c7f2b8..9acccad26928 100644
--- a/drivers/crypto/ux500/hash/hash_core.c
+++ b/drivers/crypto/ux500/hash/hash_core.c
@@ -781,7 +781,7 @@ static int hash_process_data(struct hash_device_data *device_data,
                                                 &device_data->state);
                                 memmove(req_ctx->state.buffer,
                                         device_data->state.buffer,
-                                        HASH_BLOCK_SIZE / sizeof(u32));
+                                        HASH_BLOCK_SIZE);
                                 if (ret) {
                                         dev_err(device_data->dev,
                                                 "%s: hash_resume_state() failed!\n",
@@ -832,7 +832,7 @@ static int hash_process_data(struct hash_device_data *device_data,
 
                         memmove(device_data->state.buffer,
                                 req_ctx->state.buffer,
-                                HASH_BLOCK_SIZE / sizeof(u32));
+                                HASH_BLOCK_SIZE);
                         if (ret) {
                                 dev_err(device_data->dev, "%s: hash_save_state() failed!\n",
                                         __func__);
diff --git a/drivers/crypto/vmx/aes_cbc.c b/drivers/crypto/vmx/aes_cbc.c
index 495577b6d31b..94ad5c0adbcb 100644
--- a/drivers/crypto/vmx/aes_cbc.c
+++ b/drivers/crypto/vmx/aes_cbc.c
@@ -182,7 +182,7 @@ struct crypto_alg p8_aes_cbc_alg = {
         .cra_name = "cbc(aes)",
         .cra_driver_name = "p8_aes_cbc",
         .cra_module = THIS_MODULE,
-        .cra_priority = 1000,
+        .cra_priority = 2000,
         .cra_type = &crypto_blkcipher_type,
         .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | CRYPTO_ALG_NEED_FALLBACK,
         .cra_alignmask = 0,
diff --git a/drivers/crypto/vmx/aes_ctr.c b/drivers/crypto/vmx/aes_ctr.c
index 0a3c1b04cf3c..38ed10d761d0 100644
--- a/drivers/crypto/vmx/aes_ctr.c
+++ b/drivers/crypto/vmx/aes_ctr.c
@@ -166,7 +166,7 @@ struct crypto_alg p8_aes_ctr_alg = {
         .cra_name = "ctr(aes)",
         .cra_driver_name = "p8_aes_ctr",
         .cra_module = THIS_MODULE,
-        .cra_priority = 1000,
+        .cra_priority = 2000,
         .cra_type = &crypto_blkcipher_type,
         .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | CRYPTO_ALG_NEED_FALLBACK,
         .cra_alignmask = 0,
diff --git a/drivers/crypto/vmx/ppc-xlate.pl b/drivers/crypto/vmx/ppc-xlate.pl
index 9f4994cabcc7..b18e67d0e065 100644
--- a/drivers/crypto/vmx/ppc-xlate.pl
+++ b/drivers/crypto/vmx/ppc-xlate.pl
@@ -141,7 +141,7 @@ my $vmr = sub {
 
 # Some ABIs specify vrsave, special-purpose register #256, as reserved
 # for system use.
-my $no_vrsave = ($flavour =~ /aix|linux64le/);
+my $no_vrsave = ($flavour =~ /linux-ppc64le/);
 my $mtspr = sub {
     my ($f,$idx,$ra) = @_;
     if ($idx == 256 && $no_vrsave) {
diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c
index 1d6c803804d5..e92418facc92 100644
--- a/drivers/devfreq/devfreq.c
+++ b/drivers/devfreq/devfreq.c
@@ -268,8 +268,11 @@ int update_devfreq(struct devfreq *devfreq)
         devfreq_notify_transition(devfreq, &freqs, DEVFREQ_PRECHANGE);
 
         err = devfreq->profile->target(devfreq->dev.parent, &freq, flags);
-        if (err)
+        if (err) {
+                freqs.new = cur_freq;
+                devfreq_notify_transition(devfreq, &freqs, DEVFREQ_POSTCHANGE);
                 return err;
+        }
 
         freqs.new = freq;
         devfreq_notify_transition(devfreq, &freqs, DEVFREQ_POSTCHANGE);
@@ -552,6 +555,7 @@ struct devfreq *devfreq_add_device(struct device *dev,
         devfreq->profile = profile;
         strncpy(devfreq->governor_name, governor_name, DEVFREQ_NAME_LEN);
         devfreq->previous_freq = profile->initial_freq;
+        devfreq->last_status.current_frequency = profile->initial_freq;
         devfreq->data = data;
         devfreq->nb.notifier_call = devfreq_notifier_call;
 
@@ -561,23 +565,22 @@ struct devfreq *devfreq_add_device(struct device *dev,
                 mutex_lock(&devfreq->lock);
         }
 
-        devfreq->trans_table =  devm_kzalloc(dev, sizeof(unsigned int) *
-                                                devfreq->profile->max_state *
-                                                devfreq->profile->max_state,
-                                                GFP_KERNEL);
-        devfreq->time_in_state = devm_kzalloc(dev, sizeof(unsigned long) *
-                                                devfreq->profile->max_state,
-                                                GFP_KERNEL);
-        devfreq->last_stat_updated = jiffies;
-
         dev_set_name(&devfreq->dev, "%s", dev_name(dev));
         err = device_register(&devfreq->dev);
         if (err) {
-                put_device(&devfreq->dev);
                 mutex_unlock(&devfreq->lock);
                 goto err_out;
         }
 
+        devfreq->trans_table =  devm_kzalloc(&devfreq->dev, sizeof(unsigned int) *
+                                                devfreq->profile->max_state *
+                                                devfreq->profile->max_state,
+                                                GFP_KERNEL);
+        devfreq->time_in_state = devm_kzalloc(&devfreq->dev, sizeof(unsigned long) *
+                                                devfreq->profile->max_state,
+                                                GFP_KERNEL);
+        devfreq->last_stat_updated = jiffies;
+
         srcu_init_notifier_head(&devfreq->transition_notifier_list);
 
         mutex_unlock(&devfreq->lock);
@@ -603,7 +606,6 @@ struct devfreq *devfreq_add_device(struct device *dev,
 err_init:
         list_del(&devfreq->node);
         device_unregister(&devfreq->dev);
-        kfree(devfreq);
 err_out:
         return ERR_PTR(err);
 }
@@ -621,7 +623,6 @@ int devfreq_remove_device(struct devfreq *devfreq)
                 return -EINVAL;
 
         device_unregister(&devfreq->dev);
-        put_device(&devfreq->dev);
 
         return 0;
 }
diff --git a/drivers/devfreq/event/exynos-nocp.c b/drivers/devfreq/event/exynos-nocp.c
index 6b6a5f310486..a5841403bde8 100644
--- a/drivers/devfreq/event/exynos-nocp.c
+++ b/drivers/devfreq/event/exynos-nocp.c
@@ -220,9 +220,6 @@ static int exynos_nocp_parse_dt(struct platform_device *pdev,
 
         /* Maps the memory mapped IO to control nocp register */
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-        if (IS_ERR(res))
-                return PTR_ERR(res);
-
         base = devm_ioremap_resource(dev, res);
         if (IS_ERR(base))
                 return PTR_ERR(base);
diff --git a/drivers/gpio/gpio-104-idi-48.c b/drivers/gpio/gpio-104-idi-48.c
index 6c75c83baf5a..2d2763ea1a68 100644
--- a/drivers/gpio/gpio-104-idi-48.c
+++ b/drivers/gpio/gpio-104-idi-48.c
@@ -247,6 +247,7 @@ static int idi_48_probe(struct device *dev, unsigned int id)
         idi48gpio->irq = irq[id];
 
         spin_lock_init(&idi48gpio->lock);
+        spin_lock_init(&idi48gpio->ack_lock);
 
         dev_set_drvdata(dev, idi48gpio);
 
diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
index ec891a27952f..661b0e34e067 100644
--- a/drivers/gpio/gpio-tegra.c
+++ b/drivers/gpio/gpio-tegra.c
@@ -98,7 +98,6 @@ struct tegra_gpio_info {
         const struct tegra_gpio_soc_config      *soc;
         struct gpio_chip                        gc;
         struct irq_chip                         ic;
-        struct lock_class_key                   lock_class;
         u32                                     bank_count;
 };
 
@@ -547,6 +546,12 @@ static const struct dev_pm_ops tegra_gpio_pm_ops = {
         SET_SYSTEM_SLEEP_PM_OPS(tegra_gpio_suspend, tegra_gpio_resume)
 };
 
+/*
+ * This lock class tells lockdep that GPIO irqs are in a different category
+ * than their parents, so it won't report false recursion.
+ */
+static struct lock_class_key gpio_lock_class;
+
 static int tegra_gpio_probe(struct platform_device *pdev)
 {
         const struct tegra_gpio_soc_config *config;
@@ -660,7 +665,7 @@ static int tegra_gpio_probe(struct platform_device *pdev)
 
                 bank = &tgi->bank_info[GPIO_BANK(gpio)];
 
-                irq_set_lockdep_class(irq, &tgi->lock_class);
+                irq_set_lockdep_class(irq, &gpio_lock_class);
                 irq_set_chip_data(irq, bank);
                 irq_set_chip_and_handler(irq, &tgi->ic, handle_simple_irq);
         }
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 58d822d7e8da..570771ed19e6 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1373,8 +1373,12 @@ done:
 #define VALIDATE_DESC(desc) do { \
         if (!desc) \
                 return 0; \
+        if (IS_ERR(desc)) {                                             \
+                pr_warn("%s: invalid GPIO (errorpointer)\n", __func__); \
+                return PTR_ERR(desc); \
+        } \
         if (!desc->gdev) { \
-                pr_warn("%s: invalid GPIO\n", __func__); \
+                pr_warn("%s: invalid GPIO (no device)\n", __func__); \
                 return -EINVAL; \
         } \
         if ( !desc->gdev->chip ) { \
@@ -1386,8 +1390,12 @@ done:
 #define VALIDATE_DESC_VOID(desc) do { \
         if (!desc) \
                 return; \
+        if (IS_ERR(desc)) {                                             \
+                pr_warn("%s: invalid GPIO (errorpointer)\n", __func__); \
+                return; \
+        } \
         if (!desc->gdev) { \
-                pr_warn("%s: invalid GPIO\n", __func__); \
+                pr_warn("%s: invalid GPIO (no device)\n", __func__); \
                 return; \
         } \
         if (!desc->gdev->chip) { \
@@ -2056,7 +2064,14 @@ int gpiod_to_irq(const struct gpio_desc *desc)
         struct gpio_chip *chip;
         int offset;
 
-        VALIDATE_DESC(desc);
+        /*
+         * Cannot VALIDATE_DESC() here as gpiod_to_irq() consumer semantics
+         * requires this function to not return zero on an invalid descriptor
+         * but rather a negative error number.
+         */
+        if (!desc || IS_ERR(desc) || !desc->gdev || !desc->gdev->chip)
+                return -EINVAL;
+
         chip = desc->gdev->chip;
         offset = gpio_chip_hwgpio(desc);
         if (chip->to_irq) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index 8943099eb135..cf6f49fc1c75 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -909,7 +909,7 @@ static int amdgpu_cgs_acpi_eval_object(struct cgs_device *cgs_device,
         struct cgs_acpi_method_argument *argument = NULL;
         uint32_t i, count;
         acpi_status status;
-        int result;
+        int result = 0;
         uint32_t func_no = 0xFFFFFFFF;
 
         handle = ACPI_HANDLE(&adev->pdev->dev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 66482b429458..6e920086af46 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1535,7 +1535,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
         /* Post card if necessary */
         if (!amdgpu_card_posted(adev) ||
             (adev->virtualization.is_virtual &&
-             !adev->virtualization.caps & AMDGPU_VIRT_CAPS_SRIOV_EN)) {
+             !(adev->virtualization.caps & AMDGPU_VIRT_CAPS_SRIOV_EN))) {
                 if (!adev->bios) {
                         dev_err(adev->dev, "Card not posted and no BIOS - ignoring\n");
                         return -EINVAL;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 40a23704a981..d851ea15059f 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -447,7 +447,8 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
                         dev_info.max_memory_clock = adev->pm.default_mclk * 10;
                 }
                 dev_info.enabled_rb_pipes_mask = adev->gfx.config.backend_enable_mask;
-                dev_info.num_rb_pipes = adev->gfx.config.num_rbs;
+                dev_info.num_rb_pipes = adev->gfx.config.max_backends_per_se *
+                        adev->gfx.config.max_shader_engines;
                 dev_info.num_hw_gfx_contexts = adev->gfx.config.max_hw_contexts;
                 dev_info._pad = 0;
                 dev_info.ids_flags = 0;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 589b36e8c5cf..0e13d80d2a95 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -270,30 +270,28 @@ static ssize_t amdgpu_set_pp_force_state(struct device *dev,
         struct drm_device *ddev = dev_get_drvdata(dev);
         struct amdgpu_device *adev = ddev->dev_private;
         enum amd_pm_state_type state = 0;
-        long idx;
+        unsigned long idx;
         int ret;
 
         if (strlen(buf) == 1)
                 adev->pp_force_state_enabled = false;
-        else {
-                ret = kstrtol(buf, 0, &idx);
+        else if (adev->pp_enabled) {
+                struct pp_states_info data;
 
-                if (ret) {
+                ret = kstrtoul(buf, 0, &idx);
+                if (ret || idx >= ARRAY_SIZE(data.states)) {
                         count = -EINVAL;
                         goto fail;
                 }
 
-                if (adev->pp_enabled) {
-                        struct pp_states_info data;
-                        amdgpu_dpm_get_pp_num_states(adev, &data);
-                        state = data.states[idx];
-                        /* only set user selected power states */
-                        if (state != POWER_STATE_TYPE_INTERNAL_BOOT &&
-                                state != POWER_STATE_TYPE_DEFAULT) {
-                                amdgpu_dpm_dispatch_task(adev,
-                                                AMD_PP_EVENT_ENABLE_USER_STATE, &state, NULL);
-                                adev->pp_force_state_enabled = true;
-                        }
+                amdgpu_dpm_get_pp_num_states(adev, &data);
+                state = data.states[idx];
+                /* only set user selected power states */
+                if (state != POWER_STATE_TYPE_INTERNAL_BOOT &&
+                    state != POWER_STATE_TYPE_DEFAULT) {
+                        amdgpu_dpm_dispatch_task(adev,
+                                        AMD_PP_EVENT_ENABLE_USER_STATE, &state, NULL);
+                        adev->pp_force_state_enabled = true;
                 }
         }
 fail:
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index e19520c4b4b6..d9c88d13f8db 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -1106,6 +1106,10 @@ static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
         if (fences == 0 && handles == 0) {
                 if (adev->pm.dpm_enabled) {
                         amdgpu_dpm_enable_uvd(adev, false);
+                        /* just work around for uvd clock remain high even
+                         * when uvd dpm disabled on Polaris10 */
+                        if (adev->asic_type == CHIP_POLARIS10)
+                                amdgpu_asic_set_uvd_clocks(adev, 0, 0);
                 } else {
                         amdgpu_asic_set_uvd_clocks(adev, 0, 0);
                 }
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 9f6f8669edc3..b2ebd4fef6cf 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -47,6 +47,8 @@
 #include "dce/dce_10_0_d.h"
 #include "dce/dce_10_0_sh_mask.h"
 
+#include "smu/smu_7_1_3_d.h"
+
 #define GFX8_NUM_GFX_RINGS     1
 #define GFX8_NUM_COMPUTE_RINGS 8
 
@@ -297,7 +299,8 @@ static const u32 polaris11_golden_common_all[] =
 static const u32 golden_settings_polaris10_a11[] =
 {
         mmATC_MISC_CG, 0x000c0fc0, 0x000c0200,
-        mmCB_HW_CONTROL, 0xfffdf3cf, 0x00006208,
+        mmCB_HW_CONTROL, 0xfffdf3cf, 0x00007208,
+        mmCB_HW_CONTROL_2, 0, 0x0f000000,
         mmCB_HW_CONTROL_3, 0x000001ff, 0x00000040,
         mmDB_DEBUG2, 0xf00fffff, 0x00000400,
         mmPA_SC_ENHANCE, 0xffffffff, 0x20000001,
@@ -692,6 +695,7 @@ static void gfx_v8_0_init_golden_registers(struct amdgpu_device *adev)
                 amdgpu_program_register_sequence(adev,
                                                  polaris10_golden_common_all,
                                                  (const u32)ARRAY_SIZE(polaris10_golden_common_all));
+                WREG32_SMC(ixCG_ACLK_CNTL, 0x0000001C);
                 break;
         case CHIP_CARRIZO:
                 amdgpu_program_register_sequence(adev,
diff --git a/drivers/gpu/drm/amd/include/atombios.h b/drivers/gpu/drm/amd/include/atombios.h
index 32f3e345de08..3493da5c8f0e 100644
--- a/drivers/gpu/drm/amd/include/atombios.h
+++ b/drivers/gpu/drm/amd/include/atombios.h
@@ -5538,6 +5538,78 @@ typedef struct  _ATOM_ASIC_PROFILING_INFO_V3_5
   ULONG  ulReserved[12];
 }ATOM_ASIC_PROFILING_INFO_V3_5;
 
+/* for Polars10/11 AVFS parameters */
+typedef struct  _ATOM_ASIC_PROFILING_INFO_V3_6
+{
+  ATOM_COMMON_TABLE_HEADER         asHeader;
+  ULONG  ulMaxVddc;
+  ULONG  ulMinVddc;
+  USHORT usLkgEuseIndex;
+  UCHAR  ucLkgEfuseBitLSB;
+  UCHAR  ucLkgEfuseLength;
+  ULONG  ulLkgEncodeLn_MaxDivMin;
+  ULONG  ulLkgEncodeMax;
+  ULONG  ulLkgEncodeMin;
+  EFUSE_LINEAR_FUNC_PARAM sRoFuse;
+  ULONG  ulEvvDefaultVddc;
+  ULONG  ulEvvNoCalcVddc;
+  ULONG  ulSpeed_Model;
+  ULONG  ulSM_A0;
+  ULONG  ulSM_A1;
+  ULONG  ulSM_A2;
+  ULONG  ulSM_A3;
+  ULONG  ulSM_A4;
+  ULONG  ulSM_A5;
+  ULONG  ulSM_A6;
+  ULONG  ulSM_A7;
+  UCHAR  ucSM_A0_sign;
+  UCHAR  ucSM_A1_sign;
+  UCHAR  ucSM_A2_sign;
+  UCHAR  ucSM_A3_sign;
+  UCHAR  ucSM_A4_sign;
+  UCHAR  ucSM_A5_sign;
+  UCHAR  ucSM_A6_sign;
+  UCHAR  ucSM_A7_sign;
+  ULONG  ulMargin_RO_a;
+  ULONG  ulMargin_RO_b;
+  ULONG  ulMargin_RO_c;
+  ULONG  ulMargin_fixed;
+  ULONG  ulMargin_Fmax_mean;
+  ULONG  ulMargin_plat_mean;
+  ULONG  ulMargin_Fmax_sigma;
+  ULONG  ulMargin_plat_sigma;
+  ULONG  ulMargin_DC_sigma;
+  ULONG  ulLoadLineSlop;
+  ULONG  ulaTDClimitPerDPM[8];
+  ULONG  ulaNoCalcVddcPerDPM[8];
+  ULONG  ulAVFS_meanNsigma_Acontant0;
+  ULONG  ulAVFS_meanNsigma_Acontant1;
+  ULONG  ulAVFS_meanNsigma_Acontant2;
+  USHORT usAVFS_meanNsigma_DC_tol_sigma;
+  USHORT usAVFS_meanNsigma_Platform_mean;
+  USHORT usAVFS_meanNsigma_Platform_sigma;
+  ULONG  ulGB_VDROOP_TABLE_CKSOFF_a0;
+  ULONG  ulGB_VDROOP_TABLE_CKSOFF_a1;
+  ULONG  ulGB_VDROOP_TABLE_CKSOFF_a2;
+  ULONG  ulGB_VDROOP_TABLE_CKSON_a0;
+  ULONG  ulGB_VDROOP_TABLE_CKSON_a1;
+  ULONG  ulGB_VDROOP_TABLE_CKSON_a2;
+  ULONG  ulAVFSGB_FUSE_TABLE_CKSOFF_m1;
+  USHORT usAVFSGB_FUSE_TABLE_CKSOFF_m2;
+  ULONG  ulAVFSGB_FUSE_TABLE_CKSOFF_b;
+  ULONG  ulAVFSGB_FUSE_TABLE_CKSON_m1;
+  USHORT usAVFSGB_FUSE_TABLE_CKSON_m2;
+  ULONG  ulAVFSGB_FUSE_TABLE_CKSON_b;
+  USHORT usMaxVoltage_0_25mv;
+  UCHAR  ucEnableGB_VDROOP_TABLE_CKSOFF;
+  UCHAR  ucEnableGB_VDROOP_TABLE_CKSON;
+  UCHAR  ucEnableGB_FUSE_TABLE_CKSOFF;
+  UCHAR  ucEnableGB_FUSE_TABLE_CKSON;
+  USHORT usPSM_Age_ComFactor;
+  UCHAR  ucEnableApplyAVFS_CKS_OFF_Voltage;
+  UCHAR  ucReserved;
+}ATOM_ASIC_PROFILING_INFO_V3_6;
+
 
 typedef struct _ATOM_SCLK_FCW_RANGE_ENTRY_V1{
   ULONG  ulMaxSclkFreq;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
index 586f73276226..92912ab20944 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
@@ -633,6 +633,8 @@ static int fiji_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
         data->vddci_control = FIJI_VOLTAGE_CONTROL_NONE;
         data->mvdd_control = FIJI_VOLTAGE_CONTROL_NONE;
 
+        data->force_pcie_gen = PP_PCIEGenInvalid;
+
         if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
                         VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
                 data->voltage_control = FIJI_VOLTAGE_CONTROL_BY_SVID2;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
index fa208ada6892..efb77eda7508 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
@@ -306,10 +306,14 @@ int phm_store_dal_configuration_data(struct pp_hwmgr *hwmgr,
 {
         PHM_FUNC_CHECK(hwmgr);
 
-        if (hwmgr->hwmgr_func->store_cc6_data == NULL)
+        if (display_config == NULL)
                 return -EINVAL;
 
         hwmgr->display_config = *display_config;
+
+        if (hwmgr->hwmgr_func->store_cc6_data == NULL)
+                return -EINVAL;
+
         /* to do pass other display configuration in furture */
 
         if (hwmgr->hwmgr_func->store_cc6_data)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
index 1400bc420881..ec2a7ada346a 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
@@ -98,6 +98,7 @@
 #define PCIE_BUS_CLK                10000
 #define TCLK                        (PCIE_BUS_CLK / 10)
 
+#define CEILING_UCHAR(double) ((double-(uint8_t)(double)) > 0 ? (uint8_t)(double+1) : (uint8_t)(double))
 
 static const uint16_t polaris10_clock_stretcher_lookup_table[2][4] =
 { {600, 1050, 3, 0}, {600, 1050, 6, 1} };
@@ -1296,7 +1297,6 @@ static int polaris10_populate_single_memory_level(struct pp_hwmgr *hwmgr,
         }
 
         mem_level->MclkFrequency = clock;
-        mem_level->StutterEnable = 0;
         mem_level->EnabledForThrottle = 1;
         mem_level->EnabledForActivity = 0;
         mem_level->UpHyst = 0;
@@ -1304,7 +1304,6 @@ static int polaris10_populate_single_memory_level(struct pp_hwmgr *hwmgr,
         mem_level->VoltageDownHyst = 0;
         mem_level->ActivityLevel = (uint16_t)data->mclk_activity_target;
         mem_level->StutterEnable = false;
-
         mem_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
 
         data->display_timing.num_existing_displays = info.display_count;
@@ -1363,7 +1362,7 @@ static int polaris10_populate_all_memory_levels(struct pp_hwmgr *hwmgr)
          * a higher state by default such that we are not effected by
          * up threshold or and MCLK DPM latency.
          */
-        levels[0].ActivityLevel = (uint16_t)data->mclk_dpm0_activity_target;
+        levels[0].ActivityLevel = 0x1f;
         CONVERT_FROM_HOST_TO_SMC_US(levels[0].ActivityLevel);
 
         data->smc_state_table.MemoryDpmLevelCount =
@@ -1424,22 +1423,19 @@ static int polaris10_populate_smc_acpi_level(struct pp_hwmgr *hwmgr,
 
         table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC;
 
-        if (!data->sclk_dpm_key_disabled) {
-                /* Get MinVoltage and Frequency from DPM0,
-                 * already converted to SMC_UL */
-                sclk_frequency = data->dpm_table.sclk_table.dpm_levels[0].value;
-                result = polaris10_get_dependency_volt_by_clk(hwmgr,
-                                table_info->vdd_dep_on_sclk,
-                                table->ACPILevel.SclkFrequency,
-                                &table->ACPILevel.MinVoltage, &mvdd);
-                PP_ASSERT_WITH_CODE((0 == result),
-                                "Cannot find ACPI VDDC voltage value "
-                                "in Clock Dependency Table", );
-        } else {
-                sclk_frequency = data->vbios_boot_state.sclk_bootup_value;
-                table->ACPILevel.MinVoltage =
-                                data->vbios_boot_state.vddc_bootup_value * VOLTAGE_SCALE;
-        }
+
+        /* Get MinVoltage and Frequency from DPM0,
+         * already converted to SMC_UL */
+        sclk_frequency = data->dpm_table.sclk_table.dpm_levels[0].value;
+        result = polaris10_get_dependency_volt_by_clk(hwmgr,
+                        table_info->vdd_dep_on_sclk,
+                        sclk_frequency,
+                        &table->ACPILevel.MinVoltage, &mvdd);
+        PP_ASSERT_WITH_CODE((0 == result),
+                        "Cannot find ACPI VDDC voltage value "
+                        "in Clock Dependency Table",
+                        );
+
 
         result = polaris10_calculate_sclk_params(hwmgr, sclk_frequency,  &(table->ACPILevel.SclkSetting));
         PP_ASSERT_WITH_CODE(result == 0, "Error retrieving Engine Clock dividers from VBIOS.", return result);
@@ -1464,24 +1460,18 @@ static int polaris10_populate_smc_acpi_level(struct pp_hwmgr *hwmgr,
         CONVERT_FROM_HOST_TO_SMC_US(table->ACPILevel.SclkSetting.Fcw1_frac);
         CONVERT_FROM_HOST_TO_SMC_US(table->ACPILevel.SclkSetting.Sclk_ss_slew_rate);
 
-        if (!data->mclk_dpm_key_disabled) {
-                /* Get MinVoltage and Frequency from DPM0, already converted to SMC_UL */
-                table->MemoryACPILevel.MclkFrequency =
-                                data->dpm_table.mclk_table.dpm_levels[0].value;
-                result = polaris10_get_dependency_volt_by_clk(hwmgr,
-                                table_info->vdd_dep_on_mclk,
-                                table->MemoryACPILevel.MclkFrequency,
-                                &table->MemoryACPILevel.MinVoltage, &mvdd);
-                PP_ASSERT_WITH_CODE((0 == result),
-                                "Cannot find ACPI VDDCI voltage value "
-                                "in Clock Dependency Table",
-                                );
-        } else {
-                table->MemoryACPILevel.MclkFrequency =
-                                data->vbios_boot_state.mclk_bootup_value;
-                table->MemoryACPILevel.MinVoltage =
-                                data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE;
-        }
+
+        /* Get MinVoltage and Frequency from DPM0, already converted to SMC_UL */
+        table->MemoryACPILevel.MclkFrequency =
+                        data->dpm_table.mclk_table.dpm_levels[0].value;
+        result = polaris10_get_dependency_volt_by_clk(hwmgr,
+                        table_info->vdd_dep_on_mclk,
+                        table->MemoryACPILevel.MclkFrequency,
+                        &table->MemoryACPILevel.MinVoltage, &mvdd);
+        PP_ASSERT_WITH_CODE((0 == result),
+                        "Cannot find ACPI VDDCI voltage value "
+                        "in Clock Dependency Table",
+                        );
 
         us_mvdd = 0;
         if ((POLARIS10_VOLTAGE_CONTROL_NONE == data->mvdd_control) ||
@@ -1526,6 +1516,7 @@ static int polaris10_populate_smc_vce_level(struct pp_hwmgr *hwmgr,
         struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table =
                         table_info->mm_dep_table;
         struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+        uint32_t vddci;
 
         table->VceLevelCount = (uint8_t)(mm_table->count);
         table->VceBootLevel = 0;
@@ -1535,9 +1526,18 @@ static int polaris10_populate_smc_vce_level(struct pp_hwmgr *hwmgr,
                 table->VceLevel[count].MinVoltage = 0;
                 table->VceLevel[count].MinVoltage |=
                                 (mm_table->entries[count].vddc * VOLTAGE_SCALE) << VDDC_SHIFT;
+
+                if (POLARIS10_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control)
+                        vddci = (uint32_t)phm_find_closest_vddci(&(data->vddci_voltage_table),
+                                                mm_table->entries[count].vddc - VDDC_VDDCI_DELTA);
+                else if (POLARIS10_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control)
+                        vddci = mm_table->entries[count].vddc - VDDC_VDDCI_DELTA;
+                else
+                        vddci = (data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE) << VDDCI_SHIFT;
+
+
                 table->VceLevel[count].MinVoltage |=
-                                ((mm_table->entries[count].vddc - data->vddc_vddci_delta) *
-                                                VOLTAGE_SCALE) << VDDCI_SHIFT;
+                                (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
                 table->VceLevel[count].MinVoltage |= 1 << PHASES_SHIFT;
 
                 /*retrieve divider value for VBIOS */
@@ -1566,6 +1566,7 @@ static int polaris10_populate_smc_samu_level(struct pp_hwmgr *hwmgr,
         struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table =
                         table_info->mm_dep_table;
         struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+        uint32_t vddci;
 
         table->SamuBootLevel = 0;
         table->SamuLevelCount = (uint8_t)(mm_table->count);
@@ -1576,8 +1577,16 @@ static int polaris10_populate_smc_samu_level(struct pp_hwmgr *hwmgr,
                 table->SamuLevel[count].Frequency = mm_table->entries[count].samclock;
                 table->SamuLevel[count].MinVoltage |= (mm_table->entries[count].vddc *
                                 VOLTAGE_SCALE) << VDDC_SHIFT;
-                table->SamuLevel[count].MinVoltage |= ((mm_table->entries[count].vddc -
-                                data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT;
+
+                if (POLARIS10_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control)
+                        vddci = (uint32_t)phm_find_closest_vddci(&(data->vddci_voltage_table),
+                                                mm_table->entries[count].vddc - VDDC_VDDCI_DELTA);
+                else if (POLARIS10_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control)
+                        vddci = mm_table->entries[count].vddc - VDDC_VDDCI_DELTA;
+                else
+                        vddci = (data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE) << VDDCI_SHIFT;
+
+                table->SamuLevel[count].MinVoltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
                 table->SamuLevel[count].MinVoltage |= 1 << PHASES_SHIFT;
 
                 /* retrieve divider value for VBIOS */
@@ -1660,6 +1669,7 @@ static int polaris10_populate_smc_uvd_level(struct pp_hwmgr *hwmgr,
         struct phm_ppt_v1_mm_clock_voltage_dependency_table *mm_table =
                         table_info->mm_dep_table;
         struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+        uint32_t vddci;
 
         table->UvdLevelCount = (uint8_t)(mm_table->count);
         table->UvdBootLevel = 0;
@@ -1670,8 +1680,16 @@ static int polaris10_populate_smc_uvd_level(struct pp_hwmgr *hwmgr,
                 table->UvdLevel[count].DclkFrequency = mm_table->entries[count].dclk;
                 table->UvdLevel[count].MinVoltage |= (mm_table->entries[count].vddc *
                                 VOLTAGE_SCALE) << VDDC_SHIFT;
-                table->UvdLevel[count].MinVoltage |= ((mm_table->entries[count].vddc -
-                                data->vddc_vddci_delta) * VOLTAGE_SCALE) << VDDCI_SHIFT;
+
+                if (POLARIS10_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control)
+                        vddci = (uint32_t)phm_find_closest_vddci(&(data->vddci_voltage_table),
+                                                mm_table->entries[count].vddc - VDDC_VDDCI_DELTA);
+                else if (POLARIS10_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control)
+                        vddci = mm_table->entries[count].vddc - VDDC_VDDCI_DELTA;
+                else
+                        vddci = (data->vbios_boot_state.vddci_bootup_value * VOLTAGE_SCALE) << VDDCI_SHIFT;
+
+                table->UvdLevel[count].MinVoltage |= (vddci * VOLTAGE_SCALE) << VDDCI_SHIFT;
                 table->UvdLevel[count].MinVoltage |= 1 << PHASES_SHIFT;
 
                 /* retrieve divider value for VBIOS */
@@ -1692,8 +1710,8 @@ static int polaris10_populate_smc_uvd_level(struct pp_hwmgr *hwmgr,
                 CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].VclkFrequency);
                 CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].DclkFrequency);
                 CONVERT_FROM_HOST_TO_SMC_UL(table->UvdLevel[count].MinVoltage);
-
         }
+
         return result;
 }
 
@@ -1761,12 +1779,9 @@ static int polaris10_populate_smc_initailial_state(struct pp_hwmgr *hwmgr)
 
 static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
 {
-        uint32_t ro, efuse, efuse2, clock_freq, volt_without_cks,
-                        volt_with_cks, value;
-        uint16_t clock_freq_u16;
+        uint32_t ro, efuse, volt_without_cks, volt_with_cks, value, max, min;
         struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
-        uint8_t type, i, j, cks_setting, stretch_amount, stretch_amount2,
-                        volt_offset = 0;
+        uint8_t i, stretch_amount, stretch_amount2, volt_offset = 0;
         struct phm_ppt_v1_information *table_info =
                         (struct phm_ppt_v1_information *)(hwmgr->pptable);
         struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table =
@@ -1778,50 +1793,46 @@ static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
          * if the part is SS or FF. if RO >= 1660MHz, part is FF.
          */
         efuse = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC,
-                        ixSMU_EFUSE_0 + (146 * 4));
-        efuse2 = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC,
-                        ixSMU_EFUSE_0 + (148 * 4));
+                        ixSMU_EFUSE_0 + (67 * 4));
         efuse &= 0xFF000000;
         efuse = efuse >> 24;
-        efuse2 &= 0xF;
 
-        if (efuse2 == 1)
-                ro = (2300 - 1350) * efuse / 255 + 1350;
-        else
-                ro = (2500 - 1000) * efuse / 255 + 1000;
-
-        if (ro >= 1660)
-                type = 0;
-        else
-                type = 1;
+        if (hwmgr->chip_id == CHIP_POLARIS10) {
+                min = 1000;
+                max = 2300;
+        } else {
+                min = 1100;
+                max = 2100;
+        }
 
-        /* Populate Stretch amount */
-        data->smc_state_table.ClockStretcherAmount = stretch_amount;
+        ro = efuse * (max -min)/255 + min;
 
-        /* Populate Sclk_CKS_masterEn0_7 and Sclk_voltageOffset */
+        /* Populate Sclk_CKS_masterEn0_7 and Sclk_voltageOffset
+         * there is a little difference in calculating
+         * volt_with_cks with windows */
         for (i = 0; i < sclk_table->count; i++) {
                 data->smc_state_table.Sclk_CKS_masterEn0_7 |=
                                 sclk_table->entries[i].cks_enable << i;
-                volt_without_cks = (uint32_t)((14041 *
-                        (sclk_table->entries[i].clk/100) / 10000 + 3571 + 75 - ro) * 1000 /
-                        (4026 - (13924 * (sclk_table->entries[i].clk/100) / 10000)));
-                volt_with_cks = (uint32_t)((13946 *
-                        (sclk_table->entries[i].clk/100) / 10000 + 3320 + 45 - ro) * 1000 /
-                        (3664 - (11454 * (sclk_table->entries[i].clk/100) / 10000)));
+                if (hwmgr->chip_id == CHIP_POLARIS10) {
+                        volt_without_cks = (uint32_t)((2753594000 + (sclk_table->entries[i].clk/100) * 136418 -(ro - 70) * 1000000) / \
+                                                (2424180 - (sclk_table->entries[i].clk/100) * 1132925/1000));
+                        volt_with_cks = (uint32_t)((279720200 + sclk_table->entries[i].clk * 3232 - (ro - 65) * 100000000) / \
+                                        (252248000 - sclk_table->entries[i].clk/100 * 115764));
+                } else {
+                        volt_without_cks = (uint32_t)((2416794800 + (sclk_table->entries[i].clk/100) * 1476925/10 -(ro - 50) * 1000000) / \
+                                                (2625416 - (sclk_table->entries[i].clk/100) * 12586807/10000));
+                        volt_with_cks = (uint32_t)((2999656000 + sclk_table->entries[i].clk * 392803/100 - (ro - 44) * 1000000) / \
+                                        (3422454 - sclk_table->entries[i].clk/100 * 18886376/10000));
+                }
+
                 if (volt_without_cks >= volt_with_cks)
-                        volt_offset = (uint8_t)(((volt_without_cks - volt_with_cks +
-                                        sclk_table->entries[i].cks_voffset) * 100 / 625) + 1);
+                        volt_offset = (uint8_t)CEILING_UCHAR((volt_without_cks - volt_with_cks +
+                                        sclk_table->entries[i].cks_voffset) * 100 / 625);
+
                 data->smc_state_table.Sclk_voltageOffset[i] = volt_offset;
         }
 
-        PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE,
-                        STRETCH_ENABLE, 0x0);
-        PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE,
-                        masterReset, 0x1);
-        /* PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE, staticEnable, 0x1); */
-        PHM_WRITE_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, PWR_CKS_ENABLE,
-                        masterReset, 0x0);
-
+        data->smc_state_table.LdoRefSel = (table_info->cac_dtp_table->ucCKS_LDO_REFSEL != 0) ? table_info->cac_dtp_table->ucCKS_LDO_REFSEL : 6;
         /* Populate CKS Lookup Table */
         if (stretch_amount == 1 || stretch_amount == 2 || stretch_amount == 5)
                 stretch_amount2 = 0;
@@ -1835,69 +1846,6 @@ static int polaris10_populate_clock_stretcher_data_table(struct pp_hwmgr *hwmgr)
                                 return -EINVAL);
         }
 
-        value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC,
-                        ixPWR_CKS_CNTL);
-        value &= 0xFFC2FF87;
-        data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].minFreq =
-                        polaris10_clock_stretcher_lookup_table[stretch_amount2][0];
-        data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].maxFreq =
-                        polaris10_clock_stretcher_lookup_table[stretch_amount2][1];
-        clock_freq_u16 = (uint16_t)(PP_SMC_TO_HOST_UL(data->smc_state_table.
-                        GraphicsLevel[data->smc_state_table.GraphicsDpmLevelCount - 1].SclkSetting.SclkFrequency) / 100);
-        if (polaris10_clock_stretcher_lookup_table[stretch_amount2][0] < clock_freq_u16
-        && polaris10_clock_stretcher_lookup_table[stretch_amount2][1] > clock_freq_u16) {
-                /* Program PWR_CKS_CNTL. CKS_USE_FOR_LOW_FREQ */
-                value |= (polaris10_clock_stretcher_lookup_table[stretch_amount2][3]) << 16;
-                /* Program PWR_CKS_CNTL. CKS_LDO_REFSEL */
-                value |= (polaris10_clock_stretcher_lookup_table[stretch_amount2][2]) << 18;
-                /* Program PWR_CKS_CNTL. CKS_STRETCH_AMOUNT */
-                value |= (polaris10_clock_stretch_amount_conversion
-                                [polaris10_clock_stretcher_lookup_table[stretch_amount2][3]]
-                                 [stretch_amount]) << 3;
-        }
-        CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].minFreq);
-        CONVERT_FROM_HOST_TO_SMC_US(data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].maxFreq);
-        data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].setting =
-                        polaris10_clock_stretcher_lookup_table[stretch_amount2][2] & 0x7F;
-        data->smc_state_table.CKS_LOOKUPTable.CKS_LOOKUPTableEntry[0].setting |=
-                        (polaris10_clock_stretcher_lookup_table[stretch_amount2][3]) << 7;
-
-        cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
-                        ixPWR_CKS_CNTL, value);
-
-        /* Populate DDT Lookup Table */
-        for (i = 0; i < 4; i++) {
-                /* Assign the minimum and maximum VID stored
-                 * in the last row of Clock Stretcher Voltage Table.
-                 */
-                data->smc_state_table.ClockStretcherDataTable.ClockStretcherDataTableEntry[i].minVID =
-                                (uint8_t) polaris10_clock_stretcher_ddt_table[type][i][2];
-                data->smc_state_table.ClockStretcherDataTable.ClockStretcherDataTableEntry[i].maxVID =
-                                (uint8_t) polaris10_clock_stretcher_ddt_table[type][i][3];
-                /* Loop through each SCLK and check the frequency
-                 * to see if it lies within the frequency for clock stretcher.
-                 */
-                for (j = 0; j < data->smc_state_table.GraphicsDpmLevelCount; j++) {
-                        cks_setting = 0;
-                        clock_freq = PP_SMC_TO_HOST_UL(
-                                        data->smc_state_table.GraphicsLevel[j].SclkSetting.SclkFrequency);
-                        /* Check the allowed frequency against the sclk level[j].
-                         *  Sclk's endianness has already been converted,
-                         *  and it's in 10Khz unit,
-                         *  as opposed to Data table, which is in Mhz unit.
-                         */
-                        if (clock_freq >= (polaris10_clock_stretcher_ddt_table[type][i][0]) * 100) {
-                                cks_setting |= 0x2;
-                                if (clock_freq < (polaris10_clock_stretcher_ddt_table[type][i][1]) * 100)
-                                        cks_setting |= 0x1;
-                        }
-                        data->smc_state_table.ClockStretcherDataTable.ClockStretcherDataTableEntry[i].setting
-                                                        |= cks_setting << (j * 2);
-                }
-                CONVERT_FROM_HOST_TO_SMC_US(
-                        data->smc_state_table.ClockStretcherDataTable.ClockStretcherDataTableEntry[i].setting);
-        }
-
         value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixPWR_CKS_CNTL);
         value &= 0xFFFFFFFE;
         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixPWR_CKS_CNTL, value);
@@ -1956,6 +1904,90 @@ static int polaris10_populate_vr_config(struct pp_hwmgr *hwmgr,
         return 0;
 }
 
+
+int polaris10_populate_avfs_parameters(struct pp_hwmgr *hwmgr)
+{
+        struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+        SMU74_Discrete_DpmTable  *table = &(data->smc_state_table);
+        int result = 0;
+        struct pp_atom_ctrl__avfs_parameters avfs_params = {0};
+        AVFS_meanNsigma_t AVFS_meanNsigma = { {0} };
+        AVFS_Sclk_Offset_t AVFS_SclkOffset = { {0} };
+        uint32_t tmp, i;
+        struct pp_smumgr *smumgr = hwmgr->smumgr;
+        struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
+
+        struct phm_ppt_v1_information *table_info =
+                        (struct phm_ppt_v1_information *)hwmgr->pptable;
+        struct phm_ppt_v1_clock_voltage_dependency_table *sclk_table =
+                        table_info->vdd_dep_on_sclk;
+
+
+        if (smu_data->avfs.avfs_btc_status == AVFS_BTC_NOTSUPPORTED)
+                return result;
+
+        result = atomctrl_get_avfs_information(hwmgr, &avfs_params);
+
+        if (0 == result) {
+                table->BTCGB_VDROOP_TABLE[0].a0  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a0);
+                table->BTCGB_VDROOP_TABLE[0].a1  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a1);
+                table->BTCGB_VDROOP_TABLE[0].a2  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSON_a2);
+                table->BTCGB_VDROOP_TABLE[1].a0  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a0);
+                table->BTCGB_VDROOP_TABLE[1].a1  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a1);
+                table->BTCGB_VDROOP_TABLE[1].a2  = PP_HOST_TO_SMC_UL(avfs_params.ulGB_VDROOP_TABLE_CKSOFF_a2);
+                table->AVFSGB_VDROOP_TABLE[0].m1 = PP_HOST_TO_SMC_UL(avfs_params.ulAVFSGB_FUSE_TABLE_CKSON_m1);
+                table->AVFSGB_VDROOP_TABLE[0].m2 = PP_HOST_TO_SMC_US(avfs_params.usAVFSGB_FUSE_TABLE_CKSON_m2);
+                table->AVFSGB_VDROOP_TABLE[0].b  = PP_HOST_TO_SMC_UL(avfs_params.ulAVFSGB_FUSE_TABLE_CKSON_b);
+                table->AVFSGB_VDROOP_TABLE[0].m1_shift = 24;
+                table->AVFSGB_VDROOP_TABLE[0].m2_shift  = 12;
+                table->AVFSGB_VDROOP_TABLE[1].m1 = PP_HOST_TO_SMC_UL(avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_m1);
+                table->AVFSGB_VDROOP_TABLE[1].m2 = PP_HOST_TO_SMC_US(avfs_params.usAVFSGB_FUSE_TABLE_CKSOFF_m2);
+                table->AVFSGB_VDROOP_TABLE[1].b  = PP_HOST_TO_SMC_UL(avfs_params.ulAVFSGB_FUSE_TABLE_CKSOFF_b);
+                table->AVFSGB_VDROOP_TABLE[1].m1_shift = 24;
+                table->AVFSGB_VDROOP_TABLE[1].m2_shift  = 12;
+                table->MaxVoltage                = PP_HOST_TO_SMC_US(avfs_params.usMaxVoltage_0_25mv);
+                AVFS_meanNsigma.Aconstant[0]      = PP_HOST_TO_SMC_UL(avfs_params.ulAVFS_meanNsigma_Acontant0);
+                AVFS_meanNsigma.Aconstant[1]      = PP_HOST_TO_SMC_UL(avfs_params.ulAVFS_meanNsigma_Acontant1);
+                AVFS_meanNsigma.Aconstant[2]      = PP_HOST_TO_SMC_UL(avfs_params.ulAVFS_meanNsigma_Acontant2);
+                AVFS_meanNsigma.DC_tol_sigma      = PP_HOST_TO_SMC_US(avfs_params.usAVFS_meanNsigma_DC_tol_sigma);
+                AVFS_meanNsigma.Platform_mean     = PP_HOST_TO_SMC_US(avfs_params.usAVFS_meanNsigma_Platform_mean);
+                AVFS_meanNsigma.PSM_Age_CompFactor = PP_HOST_TO_SMC_US(avfs_params.usPSM_Age_ComFactor);
+                AVFS_meanNsigma.Platform_sigma     = PP_HOST_TO_SMC_US(avfs_params.usAVFS_meanNsigma_Platform_sigma);
+
+                for (i = 0; i < NUM_VFT_COLUMNS; i++) {
+                        AVFS_meanNsigma.Static_Voltage_Offset[i] = (uint8_t)(sclk_table->entries[i].cks_voffset * 100 / 625);
+                        AVFS_SclkOffset.Sclk_Offset[i] = PP_HOST_TO_SMC_US((uint16_t)(sclk_table->entries[i].sclk_offset) / 100);
+                }
+
+                result = polaris10_read_smc_sram_dword(smumgr,
+                                SMU7_FIRMWARE_HEADER_LOCATION + offsetof(SMU74_Firmware_Header, AvfsMeanNSigma),
+                                &tmp, data->sram_end);
+
+                polaris10_copy_bytes_to_smc(smumgr,
+                                        tmp,
+                                        (uint8_t *)&AVFS_meanNsigma,
+                                        sizeof(AVFS_meanNsigma_t),
+                                        data->sram_end);
+
+                result = polaris10_read_smc_sram_dword(smumgr,
+                                SMU7_FIRMWARE_HEADER_LOCATION + offsetof(SMU74_Firmware_Header, AvfsSclkOffsetTable),
+                                &tmp, data->sram_end);
+                polaris10_copy_bytes_to_smc(smumgr,
+                                        tmp,
+                                        (uint8_t *)&AVFS_SclkOffset,
+                                        sizeof(AVFS_Sclk_Offset_t),
+                                        data->sram_end);
+
+                data->avfs_vdroop_override_setting = (avfs_params.ucEnableGB_VDROOP_TABLE_CKSON << BTCGB0_Vdroop_Enable_SHIFT) |
+                                                (avfs_params.ucEnableGB_VDROOP_TABLE_CKSOFF << BTCGB1_Vdroop_Enable_SHIFT) |
+                                                (avfs_params.ucEnableGB_FUSE_TABLE_CKSON << AVFSGB0_Vdroop_Enable_SHIFT) |
+                                                (avfs_params.ucEnableGB_FUSE_TABLE_CKSOFF << AVFSGB1_Vdroop_Enable_SHIFT);
+                data->apply_avfs_cks_off_voltage = (avfs_params.ucEnableApplyAVFS_CKS_OFF_Voltage == 1) ? true : false;
+        }
+        return result;
+}
+
+
 /**
 * Initializes the SMC table and uploads it
 *
@@ -2056,6 +2088,10 @@ static int polaris10_init_smc_table(struct pp_hwmgr *hwmgr)
                                 "Failed to populate Clock Stretcher Data Table!",
                                 return result);
         }
+
+        result = polaris10_populate_avfs_parameters(hwmgr);
+        PP_ASSERT_WITH_CODE(0 == result, "Failed to populate AVFS Parameters!", return result;);
+
         table->CurrSclkPllRange = 0xff;
         table->GraphicsVoltageChangeEnable  = 1;
         table->GraphicsThermThrottleEnable  = 1;
@@ -2252,6 +2288,9 @@ static int polaris10_enable_deep_sleep_master_switch(struct pp_hwmgr *hwmgr)
 static int polaris10_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
 {
         struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+        uint32_t soft_register_value = 0;
+        uint32_t handshake_disables_offset = data->soft_regs_start
+                                + offsetof(SMU74_SoftRegisters, HandshakeDisables);
 
         /* enable SCLK dpm */
         if (!data->sclk_dpm_key_disabled)
@@ -2262,6 +2301,12 @@ static int polaris10_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
 
         /* enable MCLK dpm */
         if (0 == data->mclk_dpm_key_disabled) {
+/* Disable UVD - SMU handshake for MCLK. */
+                soft_register_value = cgs_read_ind_register(hwmgr->device,
+                                        CGS_IND_REG__SMC, handshake_disables_offset);
+                soft_register_value |= SMU7_UVD_MCLK_HANDSHAKE_DISABLE;
+                cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC,
+                                handshake_disables_offset, soft_register_value);
 
                 PP_ASSERT_WITH_CODE(
                                 (0 == smum_send_msg_to_smc(hwmgr->smumgr,
@@ -2269,7 +2314,6 @@ static int polaris10_enable_sclk_mclk_dpm(struct pp_hwmgr *hwmgr)
                                 "Failed to enable MCLK DPM during DPM Start Function!",
                                 return -1);
 
-
                 PHM_WRITE_FIELD(hwmgr->device, MC_SEQ_CNTL_3, CAC_EN, 0x1);
 
                 cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixLCAC_MC0_CNTL, 0x5);
@@ -2471,6 +2515,8 @@ int polaris10_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
         PP_ASSERT_WITH_CODE((0 == tmp_result),
                         "Failed to enable VR hot GPIO interrupt!", result = tmp_result);
 
+        smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)PPSMC_HasDisplay);
+
         tmp_result = polaris10_enable_sclk_control(hwmgr);
         PP_ASSERT_WITH_CODE((0 == tmp_result),
                         "Failed to enable SCLK control!", result = tmp_result);
@@ -2606,6 +2652,7 @@ int polaris10_set_features_platform_caps(struct pp_hwmgr *hwmgr)
 
         phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                                 PHM_PlatformCaps_FanSpeedInTableIsRPM);
+
         if (hwmgr->chip_id == CHIP_POLARIS11)
                 phm_cap_set(hwmgr->platform_descriptor.platformCaps,
                                         PHM_PlatformCaps_SPLLShutdownSupport);
@@ -2896,6 +2943,31 @@ static int polaris10_set_private_data_based_on_pptable(struct pp_hwmgr *hwmgr)
         return 0;
 }
 
+int polaris10_patch_voltage_workaround(struct pp_hwmgr *hwmgr)
+{
+        struct phm_ppt_v1_information *table_info =
+                       (struct phm_ppt_v1_information *)(hwmgr->pptable);
+        struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table =
+                        table_info->vdd_dep_on_mclk;
+        struct phm_ppt_v1_voltage_lookup_table *lookup_table =
+                        table_info->vddc_lookup_table;
+        uint32_t i;
+
+        if (hwmgr->chip_id == CHIP_POLARIS10 && hwmgr->hw_revision == 0xC7) {
+                if (lookup_table->entries[dep_mclk_table->entries[dep_mclk_table->count-1].vddInd].us_vdd >= 1000)
+                        return 0;
+
+                for (i = 0; i < lookup_table->count; i++) {
+                        if (lookup_table->entries[i].us_vdd < 0xff01 && lookup_table->entries[i].us_vdd >= 1000) {
+                                dep_mclk_table->entries[dep_mclk_table->count-1].vddInd = (uint8_t) i;
+                                return 0;
+                        }
+                }
+        }
+        return 0;
+}
+
+
 int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
 {
         struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
@@ -2938,6 +3010,11 @@ int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
         data->vddci_control = POLARIS10_VOLTAGE_CONTROL_NONE;
         data->mvdd_control = POLARIS10_VOLTAGE_CONTROL_NONE;
 
+        data->enable_tdc_limit_feature = true;
+        data->enable_pkg_pwr_tracking_feature = true;
+        data->force_pcie_gen = PP_PCIEGenInvalid;
+        data->mclk_stutter_mode_threshold = 40000;
+
         if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
                         VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
                 data->voltage_control = POLARIS10_VOLTAGE_CONTROL_BY_SVID2;
@@ -2962,8 +3039,13 @@ int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
                         data->vddci_control = POLARIS10_VOLTAGE_CONTROL_BY_SVID2;
         }
 
+        if (table_info->cac_dtp_table->usClockStretchAmount != 0)
+                phm_cap_set(hwmgr->platform_descriptor.platformCaps,
+                                        PHM_PlatformCaps_ClockStretcher);
+
         polaris10_set_features_platform_caps(hwmgr);
 
+        polaris10_patch_voltage_workaround(hwmgr);
         polaris10_init_dpm_defaults(hwmgr);
 
         /* Get leakage voltage based on leakage ID. */
@@ -4333,6 +4415,15 @@ static int polaris10_notify_link_speed_change_after_state_change(
         return 0;
 }
 
+static int polaris10_notify_smc_display(struct pp_hwmgr *hwmgr)
+{
+        struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
+
+        smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+                (PPSMC_Msg)PPSMC_MSG_SetVBITimeout, data->frame_time_x2);
+        return (smum_send_msg_to_smc(hwmgr->smumgr, (PPSMC_Msg)PPSMC_HasDisplay) == 0) ?  0 : -EINVAL;
+}
+
 static int polaris10_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input)
 {
         int tmp_result, result = 0;
@@ -4381,6 +4472,11 @@ static int polaris10_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *i
                         "Failed to program memory timing parameters!",
                         result = tmp_result);
 
+        tmp_result = polaris10_notify_smc_display(hwmgr);
+        PP_ASSERT_WITH_CODE((0 == tmp_result),
+                        "Failed to notify smc display settings!",
+                        result = tmp_result);
+
         tmp_result = polaris10_unfreeze_sclk_mclk_dpm(hwmgr);
         PP_ASSERT_WITH_CODE((0 == tmp_result),
                         "Failed to unfreeze SCLK MCLK DPM!",
@@ -4415,6 +4511,7 @@ static int polaris10_set_max_fan_pwm_output(struct pp_hwmgr *hwmgr, uint16_t us_
                         PPSMC_MSG_SetFanPwmMax, us_max_fan_pwm);
 }
 
+
 int polaris10_notify_smc_display_change(struct pp_hwmgr *hwmgr, bool has_display)
 {
         PPSMC_Msg msg = has_display ? (PPSMC_Msg)PPSMC_HasDisplay : (PPSMC_Msg)PPSMC_NoDisplay;
@@ -4434,8 +4531,6 @@ int polaris10_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwm
 
         if (num_active_displays > 1)  /* to do && (pHwMgr->pPECI->displayConfiguration.bMultiMonitorInSync != TRUE)) */
                 polaris10_notify_smc_display_change(hwmgr, false);
-        else
-                polaris10_notify_smc_display_change(hwmgr, true);
 
         return 0;
 }
@@ -4476,6 +4571,8 @@ int polaris10_program_display_gap(struct pp_hwmgr *hwmgr)
         frame_time_in_us = 1000000 / refresh_rate;
 
         pre_vbi_time_in_us = frame_time_in_us - 200 - mode_info.vblank_time_us;
+        data->frame_time_x2 = frame_time_in_us * 2 / 100;
+
         display_gap2 = pre_vbi_time_in_us * (ref_clock / 100);
 
         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixCG_DISPLAY_GAP_CNTL2, display_gap2);
@@ -4484,8 +4581,6 @@ int polaris10_program_display_gap(struct pp_hwmgr *hwmgr)
 
         cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, data->soft_regs_start + offsetof(SMU74_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us));
 
-        polaris10_notify_smc_display_change(hwmgr, num_active_displays != 0);
-
         return 0;
 }
 
@@ -4597,7 +4692,7 @@ int polaris10_upload_mc_firmware(struct pp_hwmgr *hwmgr)
                 return 0;
         }
 
-        data->need_long_memory_training = true;
+        data->need_long_memory_training = false;
 
 /*
  *      PPMCME_FirmwareDescriptorEntry *pfd = NULL;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h
index beedf35cbfa6..afc3434822d1 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.h
@@ -312,6 +312,10 @@ struct polaris10_hwmgr {
 
         /* soft pptable for re-uploading into smu */
         void *soft_pp_table;
+
+        uint32_t                              avfs_vdroop_override_setting;
+        bool                                  apply_avfs_cks_off_voltage;
+        uint32_t                              frame_time_x2;
 };
 
 /* To convert to Q8.8 format for firmware */
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_thermal.c
index aba167f7d167..b206632d4650 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_thermal.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_thermal.c
@@ -625,10 +625,14 @@ static int tf_polaris10_thermal_avfs_enable(struct pp_hwmgr *hwmgr,
         int ret;
         struct pp_smumgr *smumgr = (struct pp_smumgr *)(hwmgr->smumgr);
         struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend);
+        struct polaris10_hwmgr *data = (struct polaris10_hwmgr *)(hwmgr->backend);
 
-        if (smu_data->avfs.avfs_btc_status != AVFS_BTC_ENABLEAVFS)
+        if (smu_data->avfs.avfs_btc_status == AVFS_BTC_NOTSUPPORTED)
                 return 0;
 
+        ret = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+                        PPSMC_MSG_SetGBDroopSettings, data->avfs_vdroop_override_setting);
+
         ret = (smum_send_msg_to_smc(smumgr, PPSMC_MSG_EnableAvfs) == 0) ?
                         0 : -1;
 
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c
index 58742e0d1492..a3c38bbd1e94 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c
@@ -44,6 +44,20 @@ bool acpi_atcs_functions_supported(void *device, uint32_t index)
         return result == 0 ? (output_buf.function_bits & (1 << (index - 1))) != 0 : false;
 }
 
+bool acpi_atcs_notify_pcie_device_ready(void *device)
+{
+        int32_t temp_buffer = 1;
+
+        return cgs_call_acpi_method(device, CGS_ACPI_METHOD_ATCS,
+                                ATCS_FUNCTION_PCIE_DEVICE_READY_NOTIFICATION,
+                                                &temp_buffer,
+                                                NULL,
+                                                0,
+                                                sizeof(temp_buffer),
+                                                0);
+}
+
+
 int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise)
 {
         struct atcs_pref_req_input atcs_input;
@@ -52,7 +66,7 @@ int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise)
         int result;
         struct cgs_system_info info = {0};
 
-        if (!acpi_atcs_functions_supported(device, ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST))
+        if( 0 != acpi_atcs_notify_pcie_device_ready(device))
                 return -EINVAL;
 
         info.size = sizeof(struct cgs_system_info);
@@ -77,7 +91,7 @@ int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise)
                                                 ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST,
                                                 &atcs_input,
                                                 &atcs_output,
-                                                0,
+                                                1,
                                                 sizeof(atcs_input),
                                                 sizeof(atcs_output));
                 if (result != 0)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
index da9f5f1b6dc2..bf4e18fd3872 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.c
@@ -1302,3 +1302,46 @@ int atomctrl_get_smc_sclk_range_table(struct pp_hwmgr *hwmgr, struct pp_atom_ctr
 
         return 0;
 }
+
+int atomctrl_get_avfs_information(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl__avfs_parameters *param)
+{
+        ATOM_ASIC_PROFILING_INFO_V3_6 *profile = NULL;
+
+        if (param == NULL)
+                return -EINVAL;
+
+        profile = (ATOM_ASIC_PROFILING_INFO_V3_6 *)
+                        cgs_atom_get_data_table(hwmgr->device,
+                                        GetIndexIntoMasterTable(DATA, ASIC_ProfilingInfo),
+                                        NULL, NULL, NULL);
+        if (!profile)
+                return -1;
+
+        param->ulAVFS_meanNsigma_Acontant0 = profile->ulAVFS_meanNsigma_Acontant0;
+        param->ulAVFS_meanNsigma_Acontant1 = profile->ulAVFS_meanNsigma_Acontant1;
+        param->ulAVFS_meanNsigma_Acontant2 = profile->ulAVFS_meanNsigma_Acontant2;
+        param->usAVFS_meanNsigma_DC_tol_sigma = profile->usAVFS_meanNsigma_DC_tol_sigma;
+        param->usAVFS_meanNsigma_Platform_mean = profile->usAVFS_meanNsigma_Platform_mean;
+        param->usAVFS_meanNsigma_Platform_sigma = profile->usAVFS_meanNsigma_Platform_sigma;
+        param->ulGB_VDROOP_TABLE_CKSOFF_a0 = profile->ulGB_VDROOP_TABLE_CKSOFF_a0;
+        param->ulGB_VDROOP_TABLE_CKSOFF_a1 = profile->ulGB_VDROOP_TABLE_CKSOFF_a1;
+        param->ulGB_VDROOP_TABLE_CKSOFF_a2 = profile->ulGB_VDROOP_TABLE_CKSOFF_a2;
+        param->ulGB_VDROOP_TABLE_CKSON_a0 = profile->ulGB_VDROOP_TABLE_CKSON_a0;
+        param->ulGB_VDROOP_TABLE_CKSON_a1 = profile->ulGB_VDROOP_TABLE_CKSON_a1;
+        param->ulGB_VDROOP_TABLE_CKSON_a2 = profile->ulGB_VDROOP_TABLE_CKSON_a2;
+        param->ulAVFSGB_FUSE_TABLE_CKSOFF_m1 = profile->ulAVFSGB_FUSE_TABLE_CKSOFF_m1;
+        param->usAVFSGB_FUSE_TABLE_CKSOFF_m2 = profile->usAVFSGB_FUSE_TABLE_CKSOFF_m2;
+        param->ulAVFSGB_FUSE_TABLE_CKSOFF_b = profile->ulAVFSGB_FUSE_TABLE_CKSOFF_b;
+        param->ulAVFSGB_FUSE_TABLE_CKSON_m1 = profile->ulAVFSGB_FUSE_TABLE_CKSON_m1;
+        param->usAVFSGB_FUSE_TABLE_CKSON_m2 = profile->usAVFSGB_FUSE_TABLE_CKSON_m2;
+        param->ulAVFSGB_FUSE_TABLE_CKSON_b = profile->ulAVFSGB_FUSE_TABLE_CKSON_b;
+        param->usMaxVoltage_0_25mv = profile->usMaxVoltage_0_25mv;
+        param->ucEnableGB_VDROOP_TABLE_CKSOFF = profile->ucEnableGB_VDROOP_TABLE_CKSOFF;
+        param->ucEnableGB_VDROOP_TABLE_CKSON = profile->ucEnableGB_VDROOP_TABLE_CKSON;
+        param->ucEnableGB_FUSE_TABLE_CKSOFF = profile->ucEnableGB_FUSE_TABLE_CKSOFF;
+        param->ucEnableGB_FUSE_TABLE_CKSON = profile->ucEnableGB_FUSE_TABLE_CKSON;
+        param->usPSM_Age_ComFactor = profile->usPSM_Age_ComFactor;
+        param->ucEnableApplyAVFS_CKS_OFF_Voltage = profile->ucEnableApplyAVFS_CKS_OFF_Voltage;
+
+        return 0;
+}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
index d24ebb566905..248c5db5f380 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ppatomctrl.h
@@ -250,6 +250,35 @@ struct pp_atomctrl_gpio_pin_assignment {
 };
 typedef struct pp_atomctrl_gpio_pin_assignment pp_atomctrl_gpio_pin_assignment;
 
+struct pp_atom_ctrl__avfs_parameters {
+        uint32_t  ulAVFS_meanNsigma_Acontant0;
+        uint32_t  ulAVFS_meanNsigma_Acontant1;
+        uint32_t  ulAVFS_meanNsigma_Acontant2;
+        uint16_t usAVFS_meanNsigma_DC_tol_sigma;
+        uint16_t usAVFS_meanNsigma_Platform_mean;
+        uint16_t usAVFS_meanNsigma_Platform_sigma;
+        uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a0;
+        uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a1;
+        uint32_t  ulGB_VDROOP_TABLE_CKSOFF_a2;
+        uint32_t  ulGB_VDROOP_TABLE_CKSON_a0;
+        uint32_t  ulGB_VDROOP_TABLE_CKSON_a1;
+        uint32_t  ulGB_VDROOP_TABLE_CKSON_a2;
+        uint32_t  ulAVFSGB_FUSE_TABLE_CKSOFF_m1;
+        uint16_t  usAVFSGB_FUSE_TABLE_CKSOFF_m2;
+        uint32_t  ulAVFSGB_FUSE_TABLE_CKSOFF_b;
+        uint32_t  ulAVFSGB_FUSE_TABLE_CKSON_m1;
+        uint16_t  usAVFSGB_FUSE_TABLE_CKSON_m2;
+        uint32_t  ulAVFSGB_FUSE_TABLE_CKSON_b;
+        uint16_t  usMaxVoltage_0_25mv;
+        uint8_t  ucEnableGB_VDROOP_TABLE_CKSOFF;
+        uint8_t  ucEnableGB_VDROOP_TABLE_CKSON;
+        uint8_t  ucEnableGB_FUSE_TABLE_CKSOFF;
+        uint8_t  ucEnableGB_FUSE_TABLE_CKSON;
+        uint16_t usPSM_Age_ComFactor;
+        uint8_t  ucEnableApplyAVFS_CKS_OFF_Voltage;
+        uint8_t  ucReserved;
+};
+
 extern bool atomctrl_get_pp_assign_pin(struct pp_hwmgr *hwmgr, const uint32_t pinId, pp_atomctrl_gpio_pin_assignment *gpio_pin_assignment);
 extern int atomctrl_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type, uint32_t sclk, uint16_t virtual_voltage_Id, uint16_t *voltage);
 extern uint32_t atomctrl_get_mpll_reference_clock(struct pp_hwmgr *hwmgr);
@@ -278,5 +307,8 @@ extern int atomctrl_set_ac_timing_ai(struct pp_hwmgr *hwmgr, uint32_t memory_clo
 extern int atomctrl_get_voltage_evv_on_sclk_ai(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
                                 uint32_t sclk, uint16_t virtual_voltage_Id, uint16_t *voltage);
 extern int atomctrl_get_smc_sclk_range_table(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl_sclk_range_table *table);
+
+extern int atomctrl_get_avfs_information(struct pp_hwmgr *hwmgr, struct pp_atom_ctrl__avfs_parameters *param);
+
 #endif
 
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
index d27e8c40602a..233eb7f36c1d 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
@@ -4489,6 +4489,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
         data->vdd_ci_control = TONGA_VOLTAGE_CONTROL_NONE;
         data->vdd_gfx_control = TONGA_VOLTAGE_CONTROL_NONE;
         data->mvdd_control = TONGA_VOLTAGE_CONTROL_NONE;
+        data->force_pcie_gen = PP_PCIEGenInvalid;
 
         if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
                                 VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2)) {
diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
index 28f571449495..77e8e33d5870 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
@@ -411,6 +411,8 @@ struct phm_cac_tdp_table {
         uint8_t  ucVr_I2C_Line;
         uint8_t  ucPlx_I2C_address;
         uint8_t  ucPlx_I2C_Line;
+        uint32_t usBoostPowerLimit;
+        uint8_t  ucCKS_LDO_REFSEL;
 };
 
 struct phm_ppm_table {
diff --git a/drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h b/drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h
index 0c6a413eaa5b..b8f4b73c322e 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/polaris10_ppsmc.h
@@ -27,6 +27,7 @@
 
 #pragma pack(push, 1)
 
+#define PPSMC_MSG_SetGBDroopSettings          ((uint16_t) 0x305)
 
 #define PPSMC_SWSTATE_FLAG_DC                           0x01
 #define PPSMC_SWSTATE_FLAG_UVD                          0x02
@@ -391,6 +392,8 @@ typedef uint16_t PPSMC_Result;
 #define PPSMC_MSG_SetGpuPllDfsForSclk         ((uint16_t) 0x300)
 #define PPSMC_MSG_Didt_Block_Function             ((uint16_t) 0x301)
 
+#define PPSMC_MSG_SetVBITimeout               ((uint16_t) 0x306)
+
 #define PPSMC_MSG_SecureSRBMWrite             ((uint16_t) 0x600)
 #define PPSMC_MSG_SecureSRBMRead              ((uint16_t) 0x601)
 #define PPSMC_MSG_SetAddress                  ((uint16_t) 0x800)
diff --git a/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h b/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h
index 3bd5e69b9045..3df5de2cdab0 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h
@@ -26,3 +26,4 @@ extern bool acpi_atcs_functions_supported(void *device,
 extern int acpi_pcie_perf_request(void *device,
                                                 uint8_t perf_req,
                                                 bool advertise);
+extern bool acpi_atcs_notify_pcie_device_ready(void *device);
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu74.h b/drivers/gpu/drm/amd/powerplay/inc/smu74.h
index 1a12d85b8e97..fd10a9fa843d 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu74.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu74.h
@@ -34,6 +34,30 @@
 #define SMU__NUM_LCLK_DPM_LEVELS 8
 #define SMU__NUM_PCIE_DPM_LEVELS 8
 
+#define EXP_M1  35
+#define EXP_M2  92821
+#define EXP_B   66629747
+
+#define EXP_M1_1  365
+#define EXP_M2_1  658700
+#define EXP_B_1   305506134
+
+#define EXP_M1_2  189
+#define EXP_M2_2  379692
+#define EXP_B_2   194609469
+
+#define EXP_M1_3  99
+#define EXP_M2_3  217915
+#define EXP_B_3   122255994
+
+#define EXP_M1_4  51
+#define EXP_M2_4  122643
+#define EXP_B_4   74893384
+
+#define EXP_M1_5  423
+#define EXP_M2_5  1103326
+#define EXP_B_5   728122621
+
 enum SID_OPTION {
         SID_OPTION_HI,
         SID_OPTION_LO,
@@ -548,20 +572,20 @@ struct SMU74_Firmware_Header {
         uint32_t CacConfigTable;
         uint32_t CacStatusTable;
 
-
         uint32_t mcRegisterTable;
 
-
         uint32_t mcArbDramTimingTable;
 
-
-
-
         uint32_t PmFuseTable;
         uint32_t Globals;
         uint32_t ClockStretcherTable;
         uint32_t VftTable;
-        uint32_t Reserved[21];
+        uint32_t Reserved1;
+        uint32_t AvfsTable;
+        uint32_t AvfsCksOffGbvTable;
+        uint32_t AvfsMeanNSigma;
+        uint32_t AvfsSclkOffsetTable;
+        uint32_t Reserved[16];
         uint32_t Signature;
 };
 
@@ -701,8 +725,6 @@ VR Config info is contained in dpmTable.VRConfig */
 struct SMU_ClockStretcherDataTableEntry {
         uint8_t minVID;
         uint8_t maxVID;
-
-
         uint16_t setting;
 };
 typedef struct SMU_ClockStretcherDataTableEntry SMU_ClockStretcherDataTableEntry;
@@ -769,6 +791,43 @@ struct VFT_TABLE_t {
 typedef struct VFT_TABLE_t VFT_TABLE_t;
 
 
+/* Total margin, root mean square of Fmax + DC + Platform */
+struct AVFS_Margin_t {
+        VFT_CELL_t Cell[NUM_VFT_COLUMNS];
+};
+typedef struct AVFS_Margin_t AVFS_Margin_t;
+
+#define BTCGB_VDROOP_TABLE_MAX_ENTRIES 2
+#define AVFSGB_VDROOP_TABLE_MAX_ENTRIES 2
+
+struct GB_VDROOP_TABLE_t {
+        int32_t a0;
+        int32_t a1;
+        int32_t a2;
+        uint32_t spare;
+};
+typedef struct GB_VDROOP_TABLE_t GB_VDROOP_TABLE_t;
+
+struct AVFS_CksOff_Gbv_t {
+        VFT_CELL_t Cell[NUM_VFT_COLUMNS];
+};
+typedef struct AVFS_CksOff_Gbv_t AVFS_CksOff_Gbv_t;
+
+struct AVFS_meanNsigma_t {
+        uint32_t Aconstant[3];
+        uint16_t DC_tol_sigma;
+        uint16_t Platform_mean;
+        uint16_t Platform_sigma;
+        uint16_t PSM_Age_CompFactor;
+        uint8_t  Static_Voltage_Offset[NUM_VFT_COLUMNS];
+};
+typedef struct AVFS_meanNsigma_t AVFS_meanNsigma_t;
+
+struct AVFS_Sclk_Offset_t {
+        uint16_t Sclk_Offset[8];
+};
+typedef struct AVFS_Sclk_Offset_t AVFS_Sclk_Offset_t;
+
 #endif
 
 
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu74_discrete.h b/drivers/gpu/drm/amd/powerplay/inc/smu74_discrete.h
index 0dfe82336dc7..899d6d8108c2 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu74_discrete.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu74_discrete.h
@@ -223,6 +223,16 @@ struct SMU74_Discrete_StateInfo {
 
 typedef struct SMU74_Discrete_StateInfo SMU74_Discrete_StateInfo;
 
+struct SMU_QuadraticCoeffs {
+        int32_t m1;
+        uint32_t b;
+
+        int16_t m2;
+        uint8_t m1_shift;
+        uint8_t m2_shift;
+};
+typedef struct SMU_QuadraticCoeffs SMU_QuadraticCoeffs;
+
 struct SMU74_Discrete_DpmTable {
 
         SMU74_PIDController                  GraphicsPIDController;
@@ -258,7 +268,15 @@ struct SMU74_Discrete_DpmTable {
         uint8_t                             ThermOutPolarity;
         uint8_t                             ThermOutMode;
         uint8_t                             BootPhases;
-        uint32_t                            Reserved[4];
+
+        uint8_t                             VRHotLevel;
+        uint8_t                             LdoRefSel;
+        uint8_t                             Reserved1[2];
+        uint16_t                            FanStartTemperature;
+        uint16_t                            FanStopTemperature;
+        uint16_t                            MaxVoltage;
+        uint16_t                            Reserved2;
+        uint32_t                            Reserved[1];
 
         SMU74_Discrete_GraphicsLevel        GraphicsLevel[SMU74_MAX_LEVELS_GRAPHICS];
         SMU74_Discrete_MemoryLevel          MemoryACPILevel;
@@ -347,6 +365,8 @@ struct SMU74_Discrete_DpmTable {
 
         uint32_t                            CurrSclkPllRange;
         sclkFcwRange_t                      SclkFcwRangeTable[NUM_SCLK_RANGE];
+        GB_VDROOP_TABLE_t                   BTCGB_VDROOP_TABLE[BTCGB_VDROOP_TABLE_MAX_ENTRIES];
+        SMU_QuadraticCoeffs                 AVFSGB_VDROOP_TABLE[AVFSGB_VDROOP_TABLE_MAX_ENTRIES];
 };
 
 typedef struct SMU74_Discrete_DpmTable SMU74_Discrete_DpmTable;
@@ -550,16 +570,6 @@ struct SMU7_AcpiScoreboard {
 
 typedef struct SMU7_AcpiScoreboard SMU7_AcpiScoreboard;
 
-struct SMU_QuadraticCoeffs {
-        int32_t m1;
-        uint32_t b;
-
-        int16_t m2;
-        uint8_t m1_shift;
-        uint8_t m2_shift;
-};
-typedef struct SMU_QuadraticCoeffs SMU_QuadraticCoeffs;
-
 struct SMU74_Discrete_PmFuses {
         uint8_t BapmVddCVidHiSidd[8];
         uint8_t BapmVddCVidLoSidd[8];
@@ -821,6 +831,17 @@ typedef struct SMU7_GfxCuPgScoreboard SMU7_GfxCuPgScoreboard;
 #define DB_PCC_SHIFT 26 
 #define DB_EDC_SHIFT 27
 
+#define BTCGB0_Vdroop_Enable_MASK  0x1
+#define BTCGB1_Vdroop_Enable_MASK  0x2
+#define AVFSGB0_Vdroop_Enable_MASK 0x4
+#define AVFSGB1_Vdroop_Enable_MASK 0x8
+
+#define BTCGB0_Vdroop_Enable_SHIFT  0
+#define BTCGB1_Vdroop_Enable_SHIFT  1
+#define AVFSGB0_Vdroop_Enable_SHIFT 2
+#define AVFSGB1_Vdroop_Enable_SHIFT 3
+
+
 #pragma pack(pop)
 
 
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
index 043b6ac09d5f..5dba7c509710 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c
@@ -52,19 +52,18 @@
 static const SMU74_Discrete_GraphicsLevel avfs_graphics_level_polaris10[8] = {
         /*  Min      pcie   DeepSleep Activity  CgSpll      CgSpll    CcPwr  CcPwr  Sclk         Enabled      Enabled                       Voltage    Power */
         /* Voltage, DpmLevel, DivId,  Level,  FuncCntl3,  FuncCntl4,  DynRm, DynRm1 Did, Padding,ForActivity, ForThrottle, UpHyst, DownHyst, DownHyst, Throttle */
-        { 0x3c0fd047, 0x00, 0x03, 0x1e00, 0x00200410, 0x87020000, 0, 0, 0x16, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x30750000, 0, 0, 0, 0, 0, 0, 0 } },
-        { 0xa00fd047, 0x01, 0x04, 0x1e00, 0x00800510, 0x87020000, 0, 0, 0x16, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x409c0000, 0, 0, 0, 0, 0, 0, 0 } },
-        { 0x0410d047, 0x01, 0x00, 0x1e00, 0x00600410, 0x87020000, 0, 0, 0x0e, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x50c30000, 0, 0, 0, 0, 0, 0, 0 } },
-        { 0x6810d047, 0x01, 0x00, 0x1e00, 0x00800410, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x60ea0000, 0, 0, 0, 0, 0, 0, 0 } },
-        { 0xcc10d047, 0x01, 0x00, 0x1e00, 0x00e00410, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0xe8fd0000, 0, 0, 0, 0, 0, 0, 0 } },
-        { 0x3011d047, 0x01, 0x00, 0x1e00, 0x00400510, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x70110100, 0, 0, 0, 0, 0, 0, 0 } },
-        { 0x9411d047, 0x01, 0x00, 0x1e00, 0x00a00510, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0xf8240100, 0, 0, 0, 0, 0, 0, 0 } },
-        { 0xf811d047, 0x01, 0x00, 0x1e00, 0x00000610, 0x87020000, 0, 0, 0x0c, 0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, { 0x80380100, 0, 0, 0, 0, 0, 0, 0 } }
+        { 0x100ea446, 0x00, 0x03, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x30750000, 0x3000, 0, 0x2600, 0, 0, 0x0004, 0x8f02, 0xffff, 0x2f00, 0x300e, 0x2700 } },
+        { 0x400ea446, 0x01, 0x04, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x409c0000, 0x2000, 0, 0x1e00, 1, 1, 0x0004, 0x8300, 0xffff, 0x1f00, 0xcb5e, 0x1a00 } },
+        { 0x740ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x50c30000, 0x2800, 0, 0x2000, 1, 1, 0x0004, 0x0c02, 0xffff, 0x2700, 0x6433, 0x2100 } },
+        { 0xa40ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x60ea0000, 0x3000, 0, 0x2600, 1, 1, 0x0004, 0x8f02, 0xffff, 0x2f00, 0x300e, 0x2700 } },
+        { 0xd80ea446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x70110100, 0x3800, 0, 0x2c00, 1, 1, 0x0004, 0x1203, 0xffff, 0x3600, 0xc9e2, 0x2e00 } },
+        { 0x3c0fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x80380100, 0x2000, 0, 0x1e00, 2, 1, 0x0004, 0x8300, 0xffff, 0x1f00, 0xcb5e, 0x1a00 } },
+        { 0x6c0fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0x905f0100, 0x2400, 0, 0x1e00, 2, 1, 0x0004, 0x8901, 0xffff, 0x2300, 0x314c, 0x1d00 } },
+        { 0xa00fa446, 0x01, 0x00, 0x3200, 0, 0, 0, 0, 0, 0, 0x01, 0x01, 0x0a, 0x00, 0x00, 0x00, { 0xa0860100, 0x2800, 0, 0x2000, 2, 1, 0x0004, 0x0c02, 0xffff, 0x2700, 0x6433, 0x2100 } }
 };
 
 static const SMU74_Discrete_MemoryLevel avfs_memory_level_polaris10 =
-        {0x50140000, 0x50140000, 0x00320000, 0x00, 0x00,
-         0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x0000, 0x00, 0x00};
+        {0x100ea446, 0, 0x30750000, 0x01, 0x01, 0x01, 0x00, 0x00, 0x64, 0x00, 0x00, 0x1f00, 0x00, 0x00};
 
 /**
 * Set the address for reading/writing the SMC SRAM space.
@@ -219,6 +218,18 @@ bool polaris10_is_smc_ram_running(struct pp_smumgr *smumgr)
         && (0x20100 <= cgs_read_ind_register(smumgr->device, CGS_IND_REG__SMC, ixSMC_PC_C)));
 }
 
+static bool polaris10_is_hw_avfs_present(struct pp_smumgr *smumgr)
+{
+        uint32_t efuse;
+
+        efuse = cgs_read_ind_register(smumgr->device, CGS_IND_REG__SMC, ixSMU_EFUSE_0 + (49*4));
+        efuse &= 0x00000001;
+        if (efuse)
+                return true;
+
+        return false;
+}
+
 /**
 * Send a message to the SMC, and wait for its response.
 *
@@ -228,21 +239,27 @@ bool polaris10_is_smc_ram_running(struct pp_smumgr *smumgr)
 */
 int polaris10_send_msg_to_smc(struct pp_smumgr *smumgr, uint16_t msg)
 {
+        int ret;
+
         if (!polaris10_is_smc_ram_running(smumgr))
                 return -1;
 
+
         SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
 
-        if (1 != SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP))
-                printk("Failed to send Previous Message.\n");
+        ret = SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP);
 
+        if (ret != 1)
+                printk("\n failed to send pre message %x ret is %d \n",  msg, ret);
 
         cgs_write_register(smumgr->device, mmSMC_MESSAGE_0, msg);
 
         SMUM_WAIT_FIELD_UNEQUAL(smumgr, SMC_RESP_0, SMC_RESP, 0);
 
-        if (1 != SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP))
-                printk("Failed to send Message.\n");
+        ret = SMUM_READ_FIELD(smumgr->device, SMC_RESP_0, SMC_RESP);
+
+        if (ret != 1)
+                printk("\n failed to send message %x ret is %d \n",  msg, ret);
 
         return 0;
 }
@@ -953,6 +970,11 @@ static int polaris10_smu_init(struct pp_smumgr *smumgr)
                 (cgs_handle_t)smu_data->smu_buffer.handle);
                 return -1;);
 
+        if (polaris10_is_hw_avfs_present(smumgr))
+                smu_data->avfs.avfs_btc_status = AVFS_BTC_BOOT;
+        else
+                smu_data->avfs.avfs_btc_status = AVFS_BTC_NOTSUPPORTED;
+
         return 0;
 }
 
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
index 39802c0539b6..3d34fc4ca826 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c
@@ -266,9 +266,10 @@ int atmel_hlcdc_create_outputs(struct drm_device *dev)
                 if (!ret)
                         ret = atmel_hlcdc_check_endpoint(dev, &ep);
 
-                of_node_put(ep_np);
-                if (ret)
+                if (ret) {
+                        of_node_put(ep_np);
                         return ret;
+                }
         }
 
         for_each_endpoint_of_node(dev->dev->of_node, ep_np) {
@@ -276,9 +277,10 @@ int atmel_hlcdc_create_outputs(struct drm_device *dev)
                 if (!ret)
                         ret = atmel_hlcdc_attach_endpoint(dev, &ep);
 
-                of_node_put(ep_np);
-                if (ret)
+                if (ret) {
+                        of_node_put(ep_np);
                         return ret;
+                }
         }
 
         return 0;
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
index aef3ca8a81fa..016c191221f3 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
@@ -339,6 +339,8 @@ atmel_hlcdc_plane_update_pos_and_size(struct atmel_hlcdc_plane *plane,
 
                 atmel_hlcdc_layer_update_cfg(&plane->layer, 13, 0xffffffff,
                                              factor_reg);
+        } else {
+                atmel_hlcdc_layer_update_cfg(&plane->layer, 13, 0xffffffff, 0);
         }
 }
 
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index c204ef32df16..9bb99e274d23 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -1296,14 +1296,39 @@ EXPORT_SYMBOL(drm_atomic_add_affected_planes);
  */
 void drm_atomic_legacy_backoff(struct drm_atomic_state *state)
 {
+        struct drm_device *dev = state->dev;
+        unsigned crtc_mask = 0;
+        struct drm_crtc *crtc;
         int ret;
+        bool global = false;
+
+        drm_for_each_crtc(crtc, dev) {
+                if (crtc->acquire_ctx != state->acquire_ctx)
+                        continue;
+
+                crtc_mask |= drm_crtc_mask(crtc);
+                crtc->acquire_ctx = NULL;
+        }
+
+        if (WARN_ON(dev->mode_config.acquire_ctx == state->acquire_ctx)) {
+                global = true;
+
+                dev->mode_config.acquire_ctx = NULL;
+        }
 
 retry:
         drm_modeset_backoff(state->acquire_ctx);
 
-        ret = drm_modeset_lock_all_ctx(state->dev, state->acquire_ctx);
+        ret = drm_modeset_lock_all_ctx(dev, state->acquire_ctx);
         if (ret)
                 goto retry;
+
+        drm_for_each_crtc(crtc, dev)
+                if (drm_crtc_mask(crtc) & crtc_mask)
+                        crtc->acquire_ctx = state->acquire_ctx;
+
+        if (global)
+                dev->mode_config.acquire_ctx = state->acquire_ctx;
 }
 EXPORT_SYMBOL(drm_atomic_legacy_backoff);
 
diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
index f6223f907c15..7f9901b7777b 100644
--- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
@@ -31,7 +31,6 @@
 #include "exynos_drm_plane.h"
 #include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
-#include "exynos_drm_fbdev.h"
 #include "exynos_drm_iommu.h"
 
 /*
diff --git a/drivers/gpu/drm/exynos/exynos_dp.c b/drivers/gpu/drm/exynos/exynos_dp.c
index 468498e3fec1..4c1fb3f8b5a6 100644
--- a/drivers/gpu/drm/exynos/exynos_dp.c
+++ b/drivers/gpu/drm/exynos/exynos_dp.c
@@ -34,7 +34,7 @@
 
 struct exynos_dp_device {
         struct drm_encoder         encoder;
-        struct drm_connector       connector;
+        struct drm_connector       *connector;
         struct drm_bridge          *ptn_bridge;
         struct drm_device          *drm_dev;
         struct device              *dev;
@@ -70,7 +70,7 @@ static int exynos_dp_poweroff(struct analogix_dp_plat_data *plat_data)
 static int exynos_dp_get_modes(struct analogix_dp_plat_data *plat_data)
 {
         struct exynos_dp_device *dp = to_dp(plat_data);
-        struct drm_connector *connector = &dp->connector;
+        struct drm_connector *connector = dp->connector;
         struct drm_display_mode *mode;
         int num_modes = 0;
 
@@ -103,6 +103,7 @@ static int exynos_dp_bridge_attach(struct analogix_dp_plat_data *plat_data,
         int ret;
 
         drm_connector_register(connector);
+        dp->connector = connector;
 
         /* Pre-empt DP connector creation if there's a bridge */
         if (dp->ptn_bridge) {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_core.c b/drivers/gpu/drm/exynos/exynos_drm_core.c
index 011211e4167d..edbd98ff293e 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_core.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_core.c
@@ -15,7 +15,6 @@
 #include <drm/drmP.h>
 #include "exynos_drm_drv.h"
 #include "exynos_drm_crtc.h"
-#include "exynos_drm_fbdev.h"
 
 static LIST_HEAD(exynos_drm_subdrv_list);
 
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 3efe1aa89416..d47216488985 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -30,7 +30,6 @@
 
 #include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
-#include "exynos_drm_fbdev.h"
 #include "exynos_drm_crtc.h"
 #include "exynos_drm_plane.h"
 #include "exynos_drm_iommu.h"
@@ -120,7 +119,6 @@ static struct fimd_driver_data s3c64xx_fimd_driver_data = {
         .timing_base = 0x0,
         .has_clksel = 1,
         .has_limited_fmt = 1,
-        .has_hw_trigger = 1,
 };
 
 static struct fimd_driver_data exynos3_fimd_driver_data = {
@@ -171,14 +169,11 @@ static struct fimd_driver_data exynos5420_fimd_driver_data = {
         .lcdblk_vt_shift = 24,
         .lcdblk_bypass_shift = 15,
         .lcdblk_mic_bypass_shift = 11,
-        .trg_type = I80_HW_TRG,
         .has_shadowcon = 1,
         .has_vidoutcon = 1,
         .has_vtsel = 1,
         .has_mic_bypass = 1,
         .has_dp_clk = 1,
-        .has_hw_trigger = 1,
-        .has_trigger_per_te = 1,
 };
 
 struct fimd_context {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index 493552368295..8564c3da0d22 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -48,13 +48,13 @@
 
 /* registers for base address */
 #define G2D_SRC_BASE_ADDR               0x0304
-#define G2D_SRC_STRIDE_REG              0x0308
+#define G2D_SRC_STRIDE                  0x0308
 #define G2D_SRC_COLOR_MODE              0x030C
 #define G2D_SRC_LEFT_TOP                0x0310
 #define G2D_SRC_RIGHT_BOTTOM            0x0314
 #define G2D_SRC_PLANE2_BASE_ADDR        0x0318
 #define G2D_DST_BASE_ADDR               0x0404
-#define G2D_DST_STRIDE_REG              0x0408
+#define G2D_DST_STRIDE                  0x0408
 #define G2D_DST_COLOR_MODE              0x040C
 #define G2D_DST_LEFT_TOP                0x0410
 #define G2D_DST_RIGHT_BOTTOM            0x0414
@@ -563,7 +563,7 @@ static enum g2d_reg_type g2d_get_reg_type(int reg_offset)
 
         switch (reg_offset) {
         case G2D_SRC_BASE_ADDR:
-        case G2D_SRC_STRIDE_REG:
+        case G2D_SRC_STRIDE:
         case G2D_SRC_COLOR_MODE:
         case G2D_SRC_LEFT_TOP:
         case G2D_SRC_RIGHT_BOTTOM:
@@ -573,7 +573,7 @@ static enum g2d_reg_type g2d_get_reg_type(int reg_offset)
                 reg_type = REG_TYPE_SRC_PLANE2;
                 break;
         case G2D_DST_BASE_ADDR:
-        case G2D_DST_STRIDE_REG:
+        case G2D_DST_STRIDE:
         case G2D_DST_COLOR_MODE:
         case G2D_DST_LEFT_TOP:
         case G2D_DST_RIGHT_BOTTOM:
@@ -968,8 +968,8 @@ static int g2d_check_reg_offset(struct device *dev,
                         } else
                                 buf_info->types[reg_type] = BUF_TYPE_GEM;
                         break;
-                case G2D_SRC_STRIDE_REG:
-                case G2D_DST_STRIDE_REG:
+                case G2D_SRC_STRIDE:
+                case G2D_DST_STRIDE:
                         if (for_addr)
                                 goto err;
 
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index 55f1d37c666a..77f12c00abf9 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -242,7 +242,7 @@ exynos_drm_plane_check_size(const struct exynos_drm_plane_config *config,
             state->v_ratio == (1 << 15))
                 height_ok = true;
 
-        if (width_ok & height_ok)
+        if (width_ok && height_ok)
                 return 0;
 
         DRM_DEBUG_KMS("scaling mode is not supported");
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 32690332d441..103546834b60 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2365,16 +2365,16 @@ static int i915_ppgtt_info(struct seq_file *m, void *data)
                 task = get_pid_task(file->pid, PIDTYPE_PID);
                 if (!task) {
                         ret = -ESRCH;
-                        goto out_put;
+                        goto out_unlock;
                 }
                 seq_printf(m, "\nproc: %s\n", task->comm);
                 put_task_struct(task);
                 idr_for_each(&file_priv->context_idr, per_file_ctx,
                              (void *)(unsigned long)m);
         }
+out_unlock:
         mutex_unlock(&dev->filelist_mutex);
 
-out_put:
         intel_runtime_pm_put(dev_priv);
         mutex_unlock(&dev->struct_mutex);
 
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 56a1637c864f..04452cf3eae8 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8447,16 +8447,16 @@ static void lpt_reset_fdi_mphy(struct drm_i915_private *dev_priv)
         tmp |= FDI_MPHY_IOSFSB_RESET_CTL;
         I915_WRITE(SOUTH_CHICKEN2, tmp);
 
-        if (wait_for_atomic_us(I915_READ(SOUTH_CHICKEN2) &
-                               FDI_MPHY_IOSFSB_RESET_STATUS, 100))
+        if (wait_for_us(I915_READ(SOUTH_CHICKEN2) &
+                        FDI_MPHY_IOSFSB_RESET_STATUS, 100))
                 DRM_ERROR("FDI mPHY reset assert timeout\n");
 
         tmp = I915_READ(SOUTH_CHICKEN2);
         tmp &= ~FDI_MPHY_IOSFSB_RESET_CTL;
         I915_WRITE(SOUTH_CHICKEN2, tmp);
 
-        if (wait_for_atomic_us((I915_READ(SOUTH_CHICKEN2) &
-                                FDI_MPHY_IOSFSB_RESET_STATUS) == 0, 100))
+        if (wait_for_us((I915_READ(SOUTH_CHICKEN2) &
+                         FDI_MPHY_IOSFSB_RESET_STATUS) == 0, 100))
                 DRM_ERROR("FDI mPHY reset de-assert timeout\n");
 }
 
@@ -9440,8 +9440,8 @@ static void hsw_disable_lcpll(struct drm_i915_private *dev_priv,
                 val |= LCPLL_CD_SOURCE_FCLK;
                 I915_WRITE(LCPLL_CTL, val);
 
-                if (wait_for_atomic_us(I915_READ(LCPLL_CTL) &
-                                       LCPLL_CD_SOURCE_FCLK_DONE, 1))
+                if (wait_for_us(I915_READ(LCPLL_CTL) &
+                                LCPLL_CD_SOURCE_FCLK_DONE, 1))
                         DRM_ERROR("Switching to FCLK failed\n");
 
                 val = I915_READ(LCPLL_CTL);
@@ -9514,8 +9514,8 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv)
                 val &= ~LCPLL_CD_SOURCE_FCLK;
                 I915_WRITE(LCPLL_CTL, val);
 
-                if (wait_for_atomic_us((I915_READ(LCPLL_CTL) &
-                                        LCPLL_CD_SOURCE_FCLK_DONE) == 0, 1))
+                if (wait_for_us((I915_READ(LCPLL_CTL) &
+                                 LCPLL_CD_SOURCE_FCLK_DONE) == 0, 1))
                         DRM_ERROR("Switching back to LCPLL failed\n");
         }
 
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index ffe5f8430957..40745e38d438 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -663,7 +663,7 @@ intel_dp_aux_wait_done(struct intel_dp *intel_dp, bool has_aux_irq)
                 done = wait_event_timeout(dev_priv->gmbus_wait_queue, C,
                                           msecs_to_jiffies_timeout(10));
         else
-                done = wait_for_atomic(C, 10) == 0;
+                done = wait_for(C, 10) == 0;
         if (!done)
                 DRM_ERROR("dp aux hw did not signal timeout (has irq: %i)!\n",
                           has_aux_irq);
@@ -4899,13 +4899,15 @@ static void intel_edp_panel_vdd_sanitize(struct intel_dp *intel_dp)
 
 void intel_dp_encoder_reset(struct drm_encoder *encoder)
 {
-        struct intel_dp *intel_dp;
+        struct drm_i915_private *dev_priv = to_i915(encoder->dev);
+        struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+
+        if (!HAS_DDI(dev_priv))
+                intel_dp->DP = I915_READ(intel_dp->output_reg);
 
         if (to_intel_encoder(encoder)->type != INTEL_OUTPUT_EDP)
                 return;
 
-        intel_dp = enc_to_intel_dp(encoder);
-
         pps_lock(intel_dp);
 
         /*
@@ -4977,9 +4979,6 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
         intel_display_power_get(dev_priv, power_domain);
 
         if (long_hpd) {
-                /* indicate that we need to restart link training */
-                intel_dp->train_set_valid = false;
-
                 intel_dp_long_pulse(intel_dp->attached_connector);
                 if (intel_dp->is_mst)
                         ret = IRQ_HANDLED;
diff --git a/drivers/gpu/drm/i915/intel_dp_link_training.c b/drivers/gpu/drm/i915/intel_dp_link_training.c
index 0b8eefc2acc5..60fb39cd220b 100644
--- a/drivers/gpu/drm/i915/intel_dp_link_training.c
+++ b/drivers/gpu/drm/i915/intel_dp_link_training.c
@@ -85,8 +85,7 @@ static bool
 intel_dp_reset_link_train(struct intel_dp *intel_dp,
                         uint8_t dp_train_pat)
 {
-        if (!intel_dp->train_set_valid)
-                memset(intel_dp->train_set, 0, sizeof(intel_dp->train_set));
+        memset(intel_dp->train_set, 0, sizeof(intel_dp->train_set));
         intel_dp_set_signal_levels(intel_dp);
         return intel_dp_set_link_train(intel_dp, dp_train_pat);
 }
@@ -161,23 +160,6 @@ intel_dp_link_training_clock_recovery(struct intel_dp *intel_dp)
                         break;
                 }
 
-                /*
-                 * if we used previously trained voltage and pre-emphasis values
-                 * and we don't get clock recovery, reset link training values
-                 */
-                if (intel_dp->train_set_valid) {
-                        DRM_DEBUG_KMS("clock recovery not ok, reset");
-                        /* clear the flag as we are not reusing train set */
-                        intel_dp->train_set_valid = false;
-                        if (!intel_dp_reset_link_train(intel_dp,
-                                                       DP_TRAINING_PATTERN_1 |
-                                                       DP_LINK_SCRAMBLING_DISABLE)) {
-                                DRM_ERROR("failed to enable link training\n");
-                                return;
-                        }
-                        continue;
-                }
-
                 /* Check to see if we've tried the max voltage */
                 for (i = 0; i < intel_dp->lane_count; i++)
                         if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0)
@@ -284,7 +266,6 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
                 /* Make sure clock is still ok */
                 if (!drm_dp_clock_recovery_ok(link_status,
                                               intel_dp->lane_count)) {
-                        intel_dp->train_set_valid = false;
                         intel_dp_link_training_clock_recovery(intel_dp);
                         intel_dp_set_link_train(intel_dp,
                                                 training_pattern |
@@ -301,7 +282,6 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
 
                 /* Try 5 times, then try clock recovery if that fails */
                 if (tries > 5) {
-                        intel_dp->train_set_valid = false;
                         intel_dp_link_training_clock_recovery(intel_dp);
                         intel_dp_set_link_train(intel_dp,
                                                 training_pattern |
@@ -322,10 +302,8 @@ intel_dp_link_training_channel_equalization(struct intel_dp *intel_dp)
 
         intel_dp_set_idle_link_train(intel_dp);
 
-        if (channel_eq) {
-                intel_dp->train_set_valid = true;
+        if (channel_eq)
                 DRM_DEBUG_KMS("Channel EQ done. DP Training successful\n");
-        }
 }
 
 void intel_dp_stop_link_train(struct intel_dp *intel_dp)
diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c
index baf6f5584cbd..58f60b27837e 100644
--- a/drivers/gpu/drm/i915/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c
@@ -1377,8 +1377,8 @@ static void bxt_ddi_pll_enable(struct drm_i915_private *dev_priv,
         I915_WRITE(BXT_PORT_PLL_ENABLE(port), temp);
         POSTING_READ(BXT_PORT_PLL_ENABLE(port));
 
-        if (wait_for_atomic_us((I915_READ(BXT_PORT_PLL_ENABLE(port)) &
-                        PORT_PLL_LOCK), 200))
+        if (wait_for_us((I915_READ(BXT_PORT_PLL_ENABLE(port)) & PORT_PLL_LOCK),
+                        200))
                 DRM_ERROR("PLL %d not locked\n", port);
 
         /*
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 4a24b0067a3a..f7f0f01814f6 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -863,8 +863,6 @@ struct intel_dp {
         /* This is called before a link training is starterd */
         void (*prepare_link_retrain)(struct intel_dp *intel_dp);
 
-        bool train_set_valid;
-
         /* Displayport compliance testing */
         unsigned long compliance_test_type;
         unsigned long compliance_test_data;
diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
index d5a7cfec589b..647127f3aaff 100644
--- a/drivers/gpu/drm/i915/intel_fbc.c
+++ b/drivers/gpu/drm/i915/intel_fbc.c
@@ -824,8 +824,7 @@ static bool intel_fbc_can_choose(struct intel_crtc *crtc)
 {
         struct drm_i915_private *dev_priv = crtc->base.dev->dev_private;
         struct intel_fbc *fbc = &dev_priv->fbc;
-        bool enable_by_default = IS_HASWELL(dev_priv) ||
-                                 IS_BROADWELL(dev_priv);
+        bool enable_by_default = IS_BROADWELL(dev_priv);
 
         if (intel_vgpu_active(dev_priv->dev)) {
                 fbc->no_fbc_reason = "VGPU is active";
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 300ea03be8f0..d1f248fd3506 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -552,7 +552,8 @@ nouveau_fbcon_init(struct drm_device *dev)
         if (ret)
                 goto fini;
 
-        fbcon->helper.fbdev->pixmap.buf_align = 4;
+        if (fbcon->helper.fbdev)
+                fbcon->helper.fbdev->pixmap.buf_align = 4;
         return 0;
 
 fini:
diff --git a/drivers/gpu/drm/sun4i/Kconfig b/drivers/gpu/drm/sun4i/Kconfig
index 99510e64e91a..a4b357db8856 100644
--- a/drivers/gpu/drm/sun4i/Kconfig
+++ b/drivers/gpu/drm/sun4i/Kconfig
@@ -1,6 +1,6 @@
 config DRM_SUN4I
         tristate "DRM Support for Allwinner A10 Display Engine"
-        depends on DRM && ARM
+        depends on DRM && ARM && COMMON_CLK
         depends on ARCH_SUNXI || COMPILE_TEST
         select DRM_GEM_CMA_HELPER
         select DRM_KMS_HELPER
diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
index f7a15c1a93bf..3ab560450a82 100644
--- a/drivers/gpu/drm/sun4i/sun4i_backend.c
+++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
@@ -190,7 +190,7 @@ int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend,
         /* Get the physical address of the buffer in memory */
         gem = drm_fb_cma_get_gem_obj(fb, 0);
 
-        DRM_DEBUG_DRIVER("Using GEM @ 0x%x\n", gem->paddr);
+        DRM_DEBUG_DRIVER("Using GEM @ %pad\n", &gem->paddr);
 
         /* Compute the start of the displayed memory */
         bpp = drm_format_plane_cpp(fb->pixel_format, 0);
@@ -198,7 +198,7 @@ int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend,
         paddr += (state->src_x >> 16) * bpp;
         paddr += (state->src_y >> 16) * fb->pitches[0];
 
-        DRM_DEBUG_DRIVER("Setting buffer address to 0x%x\n", paddr);
+        DRM_DEBUG_DRIVER("Setting buffer address to %pad\n", &paddr);
 
         /* Write the 32 lower bits of the address (in bits) */
         lo_paddr = paddr << 3;
diff --git a/drivers/gpu/drm/sun4i/sun4i_dotclock.c b/drivers/gpu/drm/sun4i/sun4i_dotclock.c
index 3ff668cb463c..5b3463197c48 100644
--- a/drivers/gpu/drm/sun4i/sun4i_dotclock.c
+++ b/drivers/gpu/drm/sun4i/sun4i_dotclock.c
@@ -72,14 +72,40 @@ static unsigned long sun4i_dclk_recalc_rate(struct clk_hw *hw,
 static long sun4i_dclk_round_rate(struct clk_hw *hw, unsigned long rate,
                                   unsigned long *parent_rate)
 {
-        return *parent_rate / DIV_ROUND_CLOSEST(*parent_rate, rate);
+        unsigned long best_parent = 0;
+        u8 best_div = 1;
+        int i;
+
+        for (i = 6; i < 127; i++) {
+                unsigned long ideal = rate * i;
+                unsigned long rounded;
+
+                rounded = clk_hw_round_rate(clk_hw_get_parent(hw),
+                                            ideal);
+
+                if (rounded == ideal) {
+                        best_parent = rounded;
+                        best_div = i;
+                        goto out;
+                }
+
+                if ((rounded < ideal) && (rounded > best_parent)) {
+                        best_parent = rounded;
+                        best_div = i;
+                }
+        }
+
+out:
+        *parent_rate = best_parent;
+
+        return best_parent / best_div;
 }
 
 static int sun4i_dclk_set_rate(struct clk_hw *hw, unsigned long rate,
                                unsigned long parent_rate)
 {
         struct sun4i_dclk *dclk = hw_to_dclk(hw);
-        int div = DIV_ROUND_CLOSEST(parent_rate, rate);
+        u8 div = parent_rate / rate;
 
         return regmap_update_bits(dclk->regmap, SUN4I_TCON0_DCLK_REG,
                                   GENMASK(6, 0), div);
@@ -127,10 +153,14 @@ int sun4i_dclk_create(struct device *dev, struct sun4i_tcon *tcon)
         const char *clk_name, *parent_name;
         struct clk_init_data init;
         struct sun4i_dclk *dclk;
+        int ret;
 
         parent_name = __clk_get_name(tcon->sclk0);
-        of_property_read_string_index(dev->of_node, "clock-output-names", 0,
-                                      &clk_name);
+        ret = of_property_read_string_index(dev->of_node,
+                                            "clock-output-names", 0,
+                                            &clk_name);
+        if (ret)
+                return ret;
 
         dclk = devm_kzalloc(dev, sizeof(*dclk), GFP_KERNEL);
         if (!dclk)
@@ -140,6 +170,7 @@ int sun4i_dclk_create(struct device *dev, struct sun4i_tcon *tcon)
         init.ops = &sun4i_dclk_ops;
         init.parent_names = &parent_name;
         init.num_parents = 1;
+        init.flags = CLK_SET_RATE_PARENT;
 
         dclk->regmap = tcon->regs;
         dclk->hw.init = &init;
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index 76e922bb60e5..257d2b4f3645 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -24,34 +24,6 @@
 #include "sun4i_layer.h"
 #include "sun4i_tcon.h"
 
-static int sun4i_drv_connector_plug_all(struct drm_device *drm)
-{
-        struct drm_connector *connector, *failed;
-        int ret;
-
-        mutex_lock(&drm->mode_config.mutex);
-        list_for_each_entry(connector, &drm->mode_config.connector_list, head) {
-                ret = drm_connector_register(connector);
-                if (ret) {
-                        failed = connector;
-                        goto err;
-                }
-        }
-        mutex_unlock(&drm->mode_config.mutex);
-        return 0;
-
-err:
-        list_for_each_entry(connector, &drm->mode_config.connector_list, head) {
-                if (failed == connector)
-                        break;
-
-                drm_connector_unregister(connector);
-        }
-        mutex_unlock(&drm->mode_config.mutex);
-
-        return ret;
-}
-
 static int sun4i_drv_enable_vblank(struct drm_device *drm, unsigned int pipe)
 {
         struct sun4i_drv *drv = drm->dev_private;
@@ -125,6 +97,22 @@ static struct drm_driver sun4i_drv_driver = {
         .disable_vblank         = sun4i_drv_disable_vblank,
 };
 
+static void sun4i_remove_framebuffers(void)
+{
+        struct apertures_struct *ap;
+
+        ap = alloc_apertures(1);
+        if (!ap)
+                return;
+
+        /* The framebuffer can be located anywhere in RAM */
+        ap->ranges[0].base = 0;
+        ap->ranges[0].size = ~0;
+
+        remove_conflicting_framebuffers(ap, "sun4i-drm-fb", false);
+        kfree(ap);
+}
+
 static int sun4i_drv_bind(struct device *dev)
 {
         struct drm_device *drm;
@@ -172,6 +160,9 @@ static int sun4i_drv_bind(struct device *dev)
         }
         drm->irq_enabled = true;
 
+        /* Remove early framebuffers (ie. simplefb) */
+        sun4i_remove_framebuffers();
+
         /* Create our framebuffer */
         drv->fbdev = sun4i_framebuffer_init(drm);
         if (IS_ERR(drv->fbdev)) {
@@ -187,7 +178,7 @@ static int sun4i_drv_bind(struct device *dev)
         if (ret)
                 goto free_drm;
 
-        ret = sun4i_drv_connector_plug_all(drm);
+        ret = drm_connector_register_all(drm);
         if (ret)
                 goto unregister_drm;
 
@@ -204,6 +195,7 @@ static void sun4i_drv_unbind(struct device *dev)
 {
         struct drm_device *drm = dev_get_drvdata(dev);
 
+        drm_connector_unregister_all(drm);
         drm_dev_unregister(drm);
         drm_kms_helper_poll_fini(drm);
         sun4i_framebuffer_free(drm);
diff --git a/drivers/gpu/drm/sun4i/sun4i_rgb.c b/drivers/gpu/drm/sun4i/sun4i_rgb.c
index ab6494818050..aaffe9e64ffb 100644
--- a/drivers/gpu/drm/sun4i/sun4i_rgb.c
+++ b/drivers/gpu/drm/sun4i/sun4i_rgb.c
@@ -54,8 +54,13 @@ static int sun4i_rgb_get_modes(struct drm_connector *connector)
 static int sun4i_rgb_mode_valid(struct drm_connector *connector,
                                 struct drm_display_mode *mode)
 {
+        struct sun4i_rgb *rgb = drm_connector_to_sun4i_rgb(connector);
+        struct sun4i_drv *drv = rgb->drv;
+        struct sun4i_tcon *tcon = drv->tcon;
         u32 hsync = mode->hsync_end - mode->hsync_start;
         u32 vsync = mode->vsync_end - mode->vsync_start;
+        unsigned long rate = mode->clock * 1000;
+        long rounded_rate;
 
         DRM_DEBUG_DRIVER("Validating modes...\n");
 
@@ -87,6 +92,15 @@ static int sun4i_rgb_mode_valid(struct drm_connector *connector,
 
         DRM_DEBUG_DRIVER("Vertical parameters OK\n");
 
+        rounded_rate = clk_round_rate(tcon->dclk, rate);
+        if (rounded_rate < rate)
+                return MODE_CLOCK_LOW;
+
+        if (rounded_rate > rate)
+                return MODE_CLOCK_HIGH;
+
+        DRM_DEBUG_DRIVER("Clock rate OK\n");
+
         return MODE_OK;
 }
 
@@ -203,7 +217,7 @@ int sun4i_rgb_init(struct drm_device *drm)
         int ret;
 
         /* If we don't have a panel, there's no point in going on */
-        if (!tcon->panel)
+        if (IS_ERR(tcon->panel))
                 return -ENODEV;
 
         rgb = devm_kzalloc(drm->dev, sizeof(*rgb), GFP_KERNEL);
diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 9f19b0e08560..652385f09735 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -425,11 +425,11 @@ static struct drm_panel *sun4i_tcon_find_panel(struct device_node *node)
 
         remote = of_graph_get_remote_port_parent(end_node);
         if (!remote) {
-                DRM_DEBUG_DRIVER("Enable to parse remote node\n");
+                DRM_DEBUG_DRIVER("Unable to parse remote node\n");
                 return ERR_PTR(-EINVAL);
         }
 
-        return of_drm_find_panel(remote);
+        return of_drm_find_panel(remote) ?: ERR_PTR(-EPROBE_DEFER);
 }
 
 static int sun4i_tcon_bind(struct device *dev, struct device *master,
@@ -490,7 +490,11 @@ static int sun4i_tcon_bind(struct device *dev, struct device *master,
                 return 0;
         }
 
-        return sun4i_rgb_init(drm);
+        ret = sun4i_rgb_init(drm);
+        if (ret < 0)
+                goto err_free_clocks;
+
+        return 0;
 
 err_free_clocks:
         sun4i_tcon_free_clocks(tcon);
@@ -522,12 +526,13 @@ static int sun4i_tcon_probe(struct platform_device *pdev)
          * Defer the probe.
          */
         panel = sun4i_tcon_find_panel(node);
-        if (IS_ERR(panel)) {
-                /*
-                 * If we don't have a panel endpoint, just go on
-                 */
-                if (PTR_ERR(panel) != -ENODEV)
-                        return -EPROBE_DEFER;
+
+        /*
+         * If we don't have a panel endpoint, just go on
+         */
+        if (PTR_ERR(panel) == -EPROBE_DEFER) {
+                DRM_DEBUG_DRIVER("Still waiting for our panel. Deferring...\n");
+                return -EPROBE_DEFER;
         }
 
         return component_add(&pdev->dev, &sun4i_tcon_ops);
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 95b7d61d9910..fb6f1f447279 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -61,6 +61,7 @@ MODULE_LICENSE("GPL");
 #define MT_QUIRK_ALWAYS_VALID           (1 << 4)
 #define MT_QUIRK_VALID_IS_INRANGE       (1 << 5)
 #define MT_QUIRK_VALID_IS_CONFIDENCE    (1 << 6)
+#define MT_QUIRK_CONFIDENCE             (1 << 7)
 #define MT_QUIRK_SLOT_IS_CONTACTID_MINUS_ONE    (1 << 8)
 #define MT_QUIRK_NO_AREA                (1 << 9)
 #define MT_QUIRK_IGNORE_DUPLICATES      (1 << 10)
@@ -78,6 +79,7 @@ struct mt_slot {
         __s32 contactid;        /* the device ContactID assigned to this slot */
         bool touch_state;       /* is the touch valid? */
         bool inrange_state;     /* is the finger in proximity of the sensor? */
+        bool confidence_state;  /* is the touch made by a finger? */
 };
 
 struct mt_class {
@@ -503,10 +505,8 @@ static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi,
                         return 1;
                 case HID_DG_CONFIDENCE:
                         if (cls->name == MT_CLS_WIN_8 &&
-                                field->application == HID_DG_TOUCHPAD) {
-                                cls->quirks &= ~MT_QUIRK_ALWAYS_VALID;
-                                cls->quirks |= MT_QUIRK_VALID_IS_CONFIDENCE;
-                        }
+                                field->application == HID_DG_TOUCHPAD)
+                                cls->quirks |= MT_QUIRK_CONFIDENCE;
                         mt_store_field(usage, td, hi);
                         return 1;
                 case HID_DG_TIPSWITCH:
@@ -619,6 +619,7 @@ static void mt_complete_slot(struct mt_device *td, struct input_dev *input)
                 return;
 
         if (td->curvalid || (td->mtclass.quirks & MT_QUIRK_ALWAYS_VALID)) {
+                int active;
                 int slotnum = mt_compute_slot(td, input);
                 struct mt_slot *s = &td->curdata;
                 struct input_mt *mt = input->mt;
@@ -633,10 +634,14 @@ static void mt_complete_slot(struct mt_device *td, struct input_dev *input)
                                 return;
                 }
 
+                if (!(td->mtclass.quirks & MT_QUIRK_CONFIDENCE))
+                        s->confidence_state = 1;
+                active = (s->touch_state || s->inrange_state) &&
+                                                        s->confidence_state;
+
                 input_mt_slot(input, slotnum);
-                input_mt_report_slot_state(input, MT_TOOL_FINGER,
-                        s->touch_state || s->inrange_state);
-                if (s->touch_state || s->inrange_state) {
+                input_mt_report_slot_state(input, MT_TOOL_FINGER, active);
+                if (active) {
                         /* this finger is in proximity of the sensor */
                         int wide = (s->w > s->h);
                         /* divided by two to match visual scale of touch */
@@ -701,6 +706,8 @@ static void mt_process_mt_event(struct hid_device *hid, struct hid_field *field,
                         td->curdata.touch_state = value;
                         break;
                 case HID_DG_CONFIDENCE:
+                        if (quirks & MT_QUIRK_CONFIDENCE)
+                                td->curdata.confidence_state = value;
                         if (quirks & MT_QUIRK_VALID_IS_CONFIDENCE)
                                 td->curvalid = value;
                         break;
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index 2f1ddca6f2e0..700145b15088 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -516,13 +516,13 @@ static noinline int hiddev_ioctl_usage(struct hiddev *hiddev, unsigned int cmd,
                                         goto inval;
                         } else if (uref->usage_index >= field->report_count)
                                 goto inval;
-
-                        else if ((cmd == HIDIOCGUSAGES || cmd == HIDIOCSUSAGES) &&
-                                 (uref_multi->num_values > HID_MAX_MULTI_USAGES ||
-                                  uref->usage_index + uref_multi->num_values > field->report_count))
-                                goto inval;
                 }
 
+                if ((cmd == HIDIOCGUSAGES || cmd == HIDIOCSUSAGES) &&
+                    (uref_multi->num_values > HID_MAX_MULTI_USAGES ||
+                     uref->usage_index + uref_multi->num_values > field->report_count))
+                        goto inval;
+
                 switch (cmd) {
                 case HIDIOCGUSAGE:
                         uref->value = field->value[uref->usage_index];
diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index c43318d3416e..2ac87d553e22 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -35,6 +35,7 @@
 #include <linux/uaccess.h>
 #include <linux/io.h>
 #include <linux/sched.h>
+#include <linux/ctype.h>
 
 #include <linux/i8k.h>
 
@@ -66,11 +67,13 @@
 
 static DEFINE_MUTEX(i8k_mutex);
 static char bios_version[4];
+static char bios_machineid[16];
 static struct device *i8k_hwmon_dev;
 static u32 i8k_hwmon_flags;
 static uint i8k_fan_mult = I8K_FAN_MULT;
 static uint i8k_pwm_mult;
 static uint i8k_fan_max = I8K_FAN_HIGH;
+static bool disallow_fan_type_call;
 
 #define I8K_HWMON_HAVE_TEMP1    (1 << 0)
 #define I8K_HWMON_HAVE_TEMP2    (1 << 1)
@@ -94,13 +97,13 @@ module_param(ignore_dmi, bool, 0);
 MODULE_PARM_DESC(ignore_dmi, "Continue probing hardware even if DMI data does not match");
 
 #if IS_ENABLED(CONFIG_I8K)
-static bool restricted;
+static bool restricted = true;
 module_param(restricted, bool, 0);
-MODULE_PARM_DESC(restricted, "Allow fan control if SYS_ADMIN capability set");
+MODULE_PARM_DESC(restricted, "Restrict fan control and serial number to CAP_SYS_ADMIN (default: 1)");
 
 static bool power_status;
 module_param(power_status, bool, 0600);
-MODULE_PARM_DESC(power_status, "Report power status in /proc/i8k");
+MODULE_PARM_DESC(power_status, "Report power status in /proc/i8k (default: 0)");
 #endif
 
 static uint fan_mult;
@@ -235,14 +238,28 @@ static int i8k_get_fan_speed(int fan)
 /*
  * Read the fan type.
  */
-static int i8k_get_fan_type(int fan)
+static int _i8k_get_fan_type(int fan)
 {
         struct smm_regs regs = { .eax = I8K_SMM_GET_FAN_TYPE, };
 
+        if (disallow_fan_type_call)
+                return -EINVAL;
+
         regs.ebx = fan & 0xff;
         return i8k_smm(&regs) ? : regs.eax & 0xff;
 }
 
+static int i8k_get_fan_type(int fan)
+{
+        /* I8K_SMM_GET_FAN_TYPE SMM call is expensive, so cache values */
+        static int types[2] = { INT_MIN, INT_MIN };
+
+        if (types[fan] == INT_MIN)
+                types[fan] = _i8k_get_fan_type(fan);
+
+        return types[fan];
+}
+
 /*
  * Read the fan nominal rpm for specific fan speed.
  */
@@ -387,14 +404,20 @@ i8k_ioctl_unlocked(struct file *fp, unsigned int cmd, unsigned long arg)
 
         switch (cmd) {
         case I8K_BIOS_VERSION:
+                if (!isdigit(bios_version[0]) || !isdigit(bios_version[1]) ||
+                    !isdigit(bios_version[2]))
+                        return -EINVAL;
+
                 val = (bios_version[0] << 16) |
                                 (bios_version[1] << 8) | bios_version[2];
                 break;
 
         case I8K_MACHINE_ID:
-                memset(buff, 0, 16);
-                strlcpy(buff, i8k_get_dmi_data(DMI_PRODUCT_SERIAL),
-                        sizeof(buff));
+                if (restricted && !capable(CAP_SYS_ADMIN))
+                        return -EPERM;
+
+                memset(buff, 0, sizeof(buff));
+                strlcpy(buff, bios_machineid, sizeof(buff));
                 break;
 
         case I8K_FN_STATUS:
@@ -511,7 +534,7 @@ static int i8k_proc_show(struct seq_file *seq, void *offset)
         seq_printf(seq, "%s %s %s %d %d %d %d %d %d %d\n",
                    I8K_PROC_FMT,
                    bios_version,
-                   i8k_get_dmi_data(DMI_PRODUCT_SERIAL),
+                   (restricted && !capable(CAP_SYS_ADMIN)) ? "-1" : bios_machineid,
                    cpu_temp,
                    left_fan, right_fan, left_speed, right_speed,
                    ac_power, fn_key);
@@ -718,6 +741,9 @@ static struct attribute *i8k_attrs[] = {
 static umode_t i8k_is_visible(struct kobject *kobj, struct attribute *attr,
                               int index)
 {
+        if (disallow_fan_type_call &&
+            (index == 9 || index == 12))
+                return 0;
         if (index >= 0 && index <= 1 &&
             !(i8k_hwmon_flags & I8K_HWMON_HAVE_TEMP1))
                 return 0;
@@ -767,13 +793,17 @@ static int __init i8k_init_hwmon(void)
         if (err >= 0)
                 i8k_hwmon_flags |= I8K_HWMON_HAVE_TEMP4;
 
-        /* First fan attributes, if fan type is OK */
-        err = i8k_get_fan_type(0);
+        /* First fan attributes, if fan status or type is OK */
+        err = i8k_get_fan_status(0);
+        if (err < 0)
+                err = i8k_get_fan_type(0);
         if (err >= 0)
                 i8k_hwmon_flags |= I8K_HWMON_HAVE_FAN1;
 
-        /* Second fan attributes, if fan type is OK */
-        err = i8k_get_fan_type(1);
+        /* Second fan attributes, if fan status or type is OK */
+        err = i8k_get_fan_status(1);
+        if (err < 0)
+                err = i8k_get_fan_type(1);
         if (err >= 0)
                 i8k_hwmon_flags |= I8K_HWMON_HAVE_FAN2;
 
@@ -929,12 +959,14 @@ static struct dmi_system_id i8k_dmi_table[] __initdata = {
 
 MODULE_DEVICE_TABLE(dmi, i8k_dmi_table);
 
-static struct dmi_system_id i8k_blacklist_dmi_table[] __initdata = {
+/*
+ * On some machines once I8K_SMM_GET_FAN_TYPE is issued then CPU fan speed
+ * randomly going up and down due to bug in Dell SMM or BIOS. Here is blacklist
+ * of affected Dell machines for which we disallow I8K_SMM_GET_FAN_TYPE call.
+ * See bug: https://bugzilla.kernel.org/show_bug.cgi?id=100121
+ */
+static struct dmi_system_id i8k_blacklist_fan_type_dmi_table[] __initdata = {
         {
-                /*
-                 * CPU fan speed going up and down on Dell Studio XPS 8000
-                 * for unknown reasons.
-                 */
                 .ident = "Dell Studio XPS 8000",
                 .matches = {
                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
@@ -942,16 +974,19 @@ static struct dmi_system_id i8k_blacklist_dmi_table[] __initdata = {
                 },
         },
         {
-                /*
-                 * CPU fan speed going up and down on Dell Studio XPS 8100
-                 * for unknown reasons.
-                 */
                 .ident = "Dell Studio XPS 8100",
                 .matches = {
                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Studio XPS 8100"),
                 },
         },
+        {
+                .ident = "Dell Inspiron 580",
+                .matches = {
+                        DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+                        DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Inspiron 580 "),
+                },
+        },
         { }
 };
 
@@ -966,8 +1001,7 @@ static int __init i8k_probe(void)
         /*
          * Get DMI information
          */
-        if (!dmi_check_system(i8k_dmi_table) ||
-            dmi_check_system(i8k_blacklist_dmi_table)) {
+        if (!dmi_check_system(i8k_dmi_table)) {
                 if (!ignore_dmi && !force)
                         return -ENODEV;
 
@@ -978,8 +1012,13 @@ static int __init i8k_probe(void)
                         i8k_get_dmi_data(DMI_BIOS_VERSION));
         }
 
+        if (dmi_check_system(i8k_blacklist_fan_type_dmi_table))
+                disallow_fan_type_call = true;
+
         strlcpy(bios_version, i8k_get_dmi_data(DMI_BIOS_VERSION),
                 sizeof(bios_version));
+        strlcpy(bios_machineid, i8k_get_dmi_data(DMI_PRODUCT_SERIAL),
+                sizeof(bios_machineid));
 
         /*
          * Get SMM Dell signature
diff --git a/drivers/iio/accel/kxsd9.c b/drivers/iio/accel/kxsd9.c
index 923f56598d4b..3a9f106787d2 100644
--- a/drivers/iio/accel/kxsd9.c
+++ b/drivers/iio/accel/kxsd9.c
@@ -81,7 +81,7 @@ static int kxsd9_write_scale(struct iio_dev *indio_dev, int micro)
 
         mutex_lock(&st->buf_lock);
         ret = spi_w8r8(st->us, KXSD9_READ(KXSD9_REG_CTRL_C));
-        if (ret)
+        if (ret < 0)
                 goto error_ret;
         st->tx[0] = KXSD9_WRITE(KXSD9_REG_CTRL_C);
         st->tx[1] = (ret & ~KXSD9_FS_MASK) | i;
@@ -163,7 +163,7 @@ static int kxsd9_read_raw(struct iio_dev *indio_dev,
                 break;
         case IIO_CHAN_INFO_SCALE:
                 ret = spi_w8r8(st->us, KXSD9_READ(KXSD9_REG_CTRL_C));
-                if (ret)
+                if (ret < 0)
                         goto error_ret;
                 *val2 = kxsd9_micro_scales[ret & KXSD9_FS_MASK];
                 ret = IIO_VAL_INT_PLUS_MICRO;
diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c
index 21e19b60e2b9..2123f0ac2e2a 100644
--- a/drivers/iio/adc/ad7266.c
+++ b/drivers/iio/adc/ad7266.c
@@ -396,8 +396,8 @@ static int ad7266_probe(struct spi_device *spi)
 
         st = iio_priv(indio_dev);
 
-        st->reg = devm_regulator_get(&spi->dev, "vref");
-        if (!IS_ERR_OR_NULL(st->reg)) {
+        st->reg = devm_regulator_get_optional(&spi->dev, "vref");
+        if (!IS_ERR(st->reg)) {
                 ret = regulator_enable(st->reg);
                 if (ret)
                         return ret;
@@ -408,6 +408,9 @@ static int ad7266_probe(struct spi_device *spi)
 
                 st->vref_mv = ret / 1000;
         } else {
+                /* Any other error indicates that the regulator does exist */
+                if (PTR_ERR(st->reg) != -ENODEV)
+                        return PTR_ERR(st->reg);
                 /* Use internal reference */
                 st->vref_mv = 2500;
         }
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
index f62b8bd9ad7e..dd6fc6d21f9d 100644
--- a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
+++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
@@ -56,6 +56,7 @@ static int asus_acpi_get_sensor_info(struct acpi_device *adev,
         int i;
         acpi_status status;
         union acpi_object *cpm;
+        int ret;
 
         status = acpi_evaluate_object(adev->handle, "CNF0", NULL, &buffer);
         if (ACPI_FAILURE(status))
@@ -82,10 +83,10 @@ static int asus_acpi_get_sensor_info(struct acpi_device *adev,
                         }
                 }
         }
-
+        ret = cpm->package.count;
         kfree(buffer.pointer);
 
-        return cpm->package.count;
+        return ret;
 }
 
 static int acpi_i2c_check_resource(struct acpi_resource *ares, void *data)
diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c
index 040966775f40..1a2984c28b95 100644
--- a/drivers/infiniband/core/cache.c
+++ b/drivers/infiniband/core/cache.c
@@ -411,7 +411,9 @@ int ib_cache_gid_del_all_netdev_gids(struct ib_device *ib_dev, u8 port,
 
         for (ix = 0; ix < table->sz; ix++)
                 if (table->data_vec[ix].attr.ndev == ndev)
-                        if (!del_gid(ib_dev, port, table, ix, false))
+                        if (!del_gid(ib_dev, port, table, ix,
+                                     !!(table->data_vec[ix].props &
+                                        GID_TABLE_ENTRY_DEFAULT)))
                                 deleted = true;
 
         write_unlock_irq(&table->rwlock);
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index f0c91ba3178a..ad1b1adcf6f0 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -708,17 +708,6 @@ static void cma_deref_id(struct rdma_id_private *id_priv)
                 complete(&id_priv->comp);
 }
 
-static int cma_disable_callback(struct rdma_id_private *id_priv,
-                                enum rdma_cm_state state)
-{
-        mutex_lock(&id_priv->handler_mutex);
-        if (id_priv->state != state) {
-                mutex_unlock(&id_priv->handler_mutex);
-                return -EINVAL;
-        }
-        return 0;
-}
-
 struct rdma_cm_id *rdma_create_id(struct net *net,
                                   rdma_cm_event_handler event_handler,
                                   void *context, enum rdma_port_space ps,
@@ -1671,11 +1660,12 @@ static int cma_ib_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
         struct rdma_cm_event event;
         int ret = 0;
 
+        mutex_lock(&id_priv->handler_mutex);
         if ((ib_event->event != IB_CM_TIMEWAIT_EXIT &&
-                cma_disable_callback(id_priv, RDMA_CM_CONNECT)) ||
+             id_priv->state != RDMA_CM_CONNECT) ||
             (ib_event->event == IB_CM_TIMEWAIT_EXIT &&
-                cma_disable_callback(id_priv, RDMA_CM_DISCONNECT)))
-                return 0;
+             id_priv->state != RDMA_CM_DISCONNECT))
+                goto out;
 
         memset(&event, 0, sizeof event);
         switch (ib_event->event) {
@@ -1870,7 +1860,7 @@ static int cma_check_req_qp_type(struct rdma_cm_id *id, struct ib_cm_event *ib_e
 
 static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
 {
-        struct rdma_id_private *listen_id, *conn_id;
+        struct rdma_id_private *listen_id, *conn_id = NULL;
         struct rdma_cm_event event;
         struct net_device *net_dev;
         int offset, ret;
@@ -1884,9 +1874,10 @@ static int cma_req_handler(struct ib_cm_id *cm_id, struct ib_cm_event *ib_event)
                 goto net_dev_put;
         }
 
-        if (cma_disable_callback(listen_id, RDMA_CM_LISTEN)) {
+        mutex_lock(&listen_id->handler_mutex);
+        if (listen_id->state != RDMA_CM_LISTEN) {
                 ret = -ECONNABORTED;
-                goto net_dev_put;
+                goto err1;
         }
 
         memset(&event, 0, sizeof event);
@@ -1976,8 +1967,9 @@ static int cma_iw_handler(struct iw_cm_id *iw_id, struct iw_cm_event *iw_event)
         struct sockaddr *laddr = (struct sockaddr *)&iw_event->local_addr;
         struct sockaddr *raddr = (struct sockaddr *)&iw_event->remote_addr;
 
-        if (cma_disable_callback(id_priv, RDMA_CM_CONNECT))
-                return 0;
+        mutex_lock(&id_priv->handler_mutex);
+        if (id_priv->state != RDMA_CM_CONNECT)
+                goto out;
 
         memset(&event, 0, sizeof event);
         switch (iw_event->event) {
@@ -2029,6 +2021,7 @@ static int cma_iw_handler(struct iw_cm_id *iw_id, struct iw_cm_event *iw_event)
                 return ret;
         }
 
+out:
         mutex_unlock(&id_priv->handler_mutex);
         return ret;
 }
@@ -2039,13 +2032,15 @@ static int iw_conn_req_handler(struct iw_cm_id *cm_id,
         struct rdma_cm_id *new_cm_id;
         struct rdma_id_private *listen_id, *conn_id;
         struct rdma_cm_event event;
-        int ret;
+        int ret = -ECONNABORTED;
         struct sockaddr *laddr = (struct sockaddr *)&iw_event->local_addr;
         struct sockaddr *raddr = (struct sockaddr *)&iw_event->remote_addr;
 
         listen_id = cm_id->context;
-        if (cma_disable_callback(listen_id, RDMA_CM_LISTEN))
-                return -ECONNABORTED;
+
+        mutex_lock(&listen_id->handler_mutex);
+        if (listen_id->state != RDMA_CM_LISTEN)
+                goto out;
 
         /* Create a new RDMA id for the new IW CM ID */
         new_cm_id = rdma_create_id(listen_id->id.route.addr.dev_addr.net,
@@ -3216,8 +3211,9 @@ static int cma_sidr_rep_handler(struct ib_cm_id *cm_id,
         struct ib_cm_sidr_rep_event_param *rep = &ib_event->param.sidr_rep_rcvd;
         int ret = 0;
 
-        if (cma_disable_callback(id_priv, RDMA_CM_CONNECT))
-                return 0;
+        mutex_lock(&id_priv->handler_mutex);
+        if (id_priv->state != RDMA_CM_CONNECT)
+                goto out;
 
         memset(&event, 0, sizeof event);
         switch (ib_event->event) {
@@ -3673,12 +3669,13 @@ static int cma_ib_mc_handler(int status, struct ib_sa_multicast *multicast)
         struct rdma_id_private *id_priv;
         struct cma_multicast *mc = multicast->context;
         struct rdma_cm_event event;
-        int ret;
+        int ret = 0;
 
         id_priv = mc->id_priv;
-        if (cma_disable_callback(id_priv, RDMA_CM_ADDR_BOUND) &&
-            cma_disable_callback(id_priv, RDMA_CM_ADDR_RESOLVED))
-                return 0;
+        mutex_lock(&id_priv->handler_mutex);
+        if (id_priv->state != RDMA_CM_ADDR_BOUND &&
+            id_priv->state != RDMA_CM_ADDR_RESOLVED)
+                goto out;
 
         if (!status)
                 status = cma_set_qkey(id_priv, be32_to_cpu(multicast->rec.qkey));
@@ -3720,6 +3717,7 @@ static int cma_ib_mc_handler(int status, struct ib_sa_multicast *multicast)
                 return 0;
         }
 
+out:
         mutex_unlock(&id_priv->handler_mutex);
         return 0;
 }
@@ -3878,12 +3876,12 @@ static int cma_iboe_join_multicast(struct rdma_id_private *id_priv,
         gid_type = id_priv->cma_dev->default_gid_type[id_priv->id.port_num -
                    rdma_start_port(id_priv->cma_dev->device)];
         if (addr->sa_family == AF_INET) {
-                if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP)
+                if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP) {
+                        mc->multicast.ib->rec.hop_limit = IPV6_DEFAULT_HOPLIMIT;
                         err = cma_igmp_send(ndev, &mc->multicast.ib->rec.mgid,
                                             true);
-                if (!err) {
-                        mc->igmp_joined = true;
-                        mc->multicast.ib->rec.hop_limit = IPV6_DEFAULT_HOPLIMIT;
+                        if (!err)
+                                mc->igmp_joined = true;
                 }
         } else {
                 if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP)
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 1a8babb8ee3c..825021d1008b 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -1747,7 +1747,7 @@ static int create_qp(struct ib_uverbs_file *file,
         struct ib_srq                   *srq = NULL;
         struct ib_qp                    *qp;
         char                            *buf;
-        struct ib_qp_init_attr          attr;
+        struct ib_qp_init_attr          attr = {};
         struct ib_uverbs_ex_create_qp_resp resp;
         int                             ret;
 
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index 1d7d4cf442e3..6298f54b4137 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -511,12 +511,16 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num,
                 ah_attr->grh.dgid = sgid;
 
                 if (!rdma_cap_eth_ah(device, port_num)) {
-                        ret = ib_find_cached_gid_by_port(device, &dgid,
-                                                         IB_GID_TYPE_IB,
-                                                         port_num, NULL,
-                                                         &gid_index);
-                        if (ret)
-                                return ret;
+                        if (dgid.global.interface_id != cpu_to_be64(IB_SA_WELL_KNOWN_GUID)) {
+                                ret = ib_find_cached_gid_by_port(device, &dgid,
+                                                                 IB_GID_TYPE_IB,
+                                                                 port_num, NULL,
+                                                                 &gid_index);
+                                if (ret)
+                                        return ret;
+                        } else {
+                                gid_index = 0;
+                        }
                 }
 
                 ah_attr->grh.sgid_index = (u8) gid_index;
diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c
index 81619fbb5842..f5de85178055 100644
--- a/drivers/infiniband/hw/hfi1/chip.c
+++ b/drivers/infiniband/hw/hfi1/chip.c
@@ -1037,7 +1037,7 @@ static void dc_shutdown(struct hfi1_devdata *);
 static void dc_start(struct hfi1_devdata *);
 static int qos_rmt_entries(struct hfi1_devdata *dd, unsigned int *mp,
                            unsigned int *np);
-static void remove_full_mgmt_pkey(struct hfi1_pportdata *ppd);
+static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd);
 
 /*
  * Error interrupt table entry.  This is used as input to the interrupt
@@ -6962,8 +6962,6 @@ void handle_link_down(struct work_struct *work)
         }
 
         reset_neighbor_info(ppd);
-        if (ppd->mgmt_allowed)
-                remove_full_mgmt_pkey(ppd);
 
         /* disable the port */
         clear_rcvctrl(ppd->dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK);
@@ -7070,12 +7068,16 @@ static void add_full_mgmt_pkey(struct hfi1_pportdata *ppd)
                             __func__, ppd->pkeys[2], FULL_MGMT_P_KEY);
         ppd->pkeys[2] = FULL_MGMT_P_KEY;
         (void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+        hfi1_event_pkey_change(ppd->dd, ppd->port);
 }
 
-static void remove_full_mgmt_pkey(struct hfi1_pportdata *ppd)
+static void clear_full_mgmt_pkey(struct hfi1_pportdata *ppd)
 {
-        ppd->pkeys[2] = 0;
-        (void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+        if (ppd->pkeys[2] != 0) {
+                ppd->pkeys[2] = 0;
+                (void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
+                hfi1_event_pkey_change(ppd->dd, ppd->port);
+        }
 }
 
 /*
@@ -9168,6 +9170,13 @@ int start_link(struct hfi1_pportdata *ppd)
                 return 0;
         }
 
+        /*
+         * FULL_MGMT_P_KEY is cleared from the pkey table, so that the
+         * pkey table can be configured properly if the HFI unit is connected
+         * to switch port with MgmtAllowed=NO
+         */
+        clear_full_mgmt_pkey(ppd);
+
         return set_link_state(ppd, HLS_DN_POLL);
 }
 
@@ -9777,7 +9786,7 @@ static void set_send_length(struct hfi1_pportdata *ppd)
         u64 len1 = 0, len2 = (((dd->vld[15].mtu + max_hb) >> 2)
                               & SEND_LEN_CHECK1_LEN_VL15_MASK) <<
                 SEND_LEN_CHECK1_LEN_VL15_SHIFT;
-        int i;
+        int i, j;
         u32 thres;
 
         for (i = 0; i < ppd->vls_supported; i++) {
@@ -9801,7 +9810,10 @@ static void set_send_length(struct hfi1_pportdata *ppd)
                             sc_mtu_to_threshold(dd->vld[i].sc,
                                                 dd->vld[i].mtu,
                                                 dd->rcd[0]->rcvhdrqentsize));
-                sc_set_cr_threshold(dd->vld[i].sc, thres);
+                for (j = 0; j < INIT_SC_PER_VL; j++)
+                        sc_set_cr_threshold(
+                                        pio_select_send_context_vl(dd, j, i),
+                                            thres);
         }
         thres = min(sc_percent_to_threshold(dd->vld[15].sc, 50),
                     sc_mtu_to_threshold(dd->vld[15].sc,
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 7a5b0e676cc7..c702a009608f 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -203,6 +203,9 @@ static long hfi1_file_ioctl(struct file *fp, unsigned int cmd,
 
         switch (cmd) {
         case HFI1_IOCTL_ASSIGN_CTXT:
+                if (uctxt)
+                        return -EINVAL;
+
                 if (copy_from_user(&uinfo,
                                    (struct hfi1_user_info __user *)arg,
                                    sizeof(uinfo)))
diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c
index 0d28a5a40fae..eed971ccd2a1 100644
--- a/drivers/infiniband/hw/hfi1/init.c
+++ b/drivers/infiniband/hw/hfi1/init.c
@@ -1383,7 +1383,7 @@ static void postinit_cleanup(struct hfi1_devdata *dd)
 static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
         int ret = 0, j, pidx, initfail;
-        struct hfi1_devdata *dd = NULL;
+        struct hfi1_devdata *dd = ERR_PTR(-EINVAL);
         struct hfi1_pportdata *ppd;
 
         /* First, lock the non-writable module parameters */
diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c
index 219029576ba0..fca07a1d6c28 100644
--- a/drivers/infiniband/hw/hfi1/mad.c
+++ b/drivers/infiniband/hw/hfi1/mad.c
@@ -78,6 +78,16 @@ static inline void clear_opa_smp_data(struct opa_smp *smp)
         memset(data, 0, size);
 }
 
+void hfi1_event_pkey_change(struct hfi1_devdata *dd, u8 port)
+{
+        struct ib_event event;
+
+        event.event = IB_EVENT_PKEY_CHANGE;
+        event.device = &dd->verbs_dev.rdi.ibdev;
+        event.element.port_num = port;
+        ib_dispatch_event(&event);
+}
+
 static void send_trap(struct hfi1_ibport *ibp, void *data, unsigned len)
 {
         struct ib_mad_send_buf *send_buf;
@@ -1418,15 +1428,10 @@ static int set_pkeys(struct hfi1_devdata *dd, u8 port, u16 *pkeys)
         }
 
         if (changed) {
-                struct ib_event event;
-
                 (void)hfi1_set_ib_cfg(ppd, HFI1_IB_CFG_PKEYS, 0);
-
-                event.event = IB_EVENT_PKEY_CHANGE;
-                event.device = &dd->verbs_dev.rdi.ibdev;
-                event.element.port_num = port;
-                ib_dispatch_event(&event);
+                hfi1_event_pkey_change(dd, port);
         }
+
         return 0;
 }
 
diff --git a/drivers/infiniband/hw/hfi1/mad.h b/drivers/infiniband/hw/hfi1/mad.h
index 55ee08675333..8b734aaae88a 100644
--- a/drivers/infiniband/hw/hfi1/mad.h
+++ b/drivers/infiniband/hw/hfi1/mad.h
@@ -434,4 +434,6 @@ struct sc2vlnt {
                     COUNTER_MASK(1, 3) | \
                     COUNTER_MASK(1, 4))
 
+void hfi1_event_pkey_change(struct hfi1_devdata *dd, u8 port);
+
 #endif                          /* _HFI1_MAD_H */
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c
index d5edb1afbb8f..d4022450b73f 100644
--- a/drivers/infiniband/hw/hfi1/pio.c
+++ b/drivers/infiniband/hw/hfi1/pio.c
@@ -995,7 +995,7 @@ static void sc_wait_for_packet_egress(struct send_context *sc, int pause)
                 /* counter is reset if occupancy count changes */
                 if (reg != reg_prev)
                         loop = 0;
-                if (loop > 500) {
+                if (loop > 50000) {
                         /* timed out - bounce the link */
                         dd_dev_err(dd,
                                    "%s: context %u(%u) timeout waiting for packets to egress, remaining count %u, bouncing link\n",
@@ -1798,6 +1798,21 @@ static void pio_map_rcu_callback(struct rcu_head *list)
 }
 
 /*
+ * Set credit return threshold for the kernel send context
+ */
+static void set_threshold(struct hfi1_devdata *dd, int scontext, int i)
+{
+        u32 thres;
+
+        thres = min(sc_percent_to_threshold(dd->kernel_send_context[scontext],
+                                            50),
+                    sc_mtu_to_threshold(dd->kernel_send_context[scontext],
+                                        dd->vld[i].mtu,
+                                        dd->rcd[0]->rcvhdrqentsize));
+        sc_set_cr_threshold(dd->kernel_send_context[scontext], thres);
+}
+
+/*
  * pio_map_init - called when #vls change
  * @dd: hfi1_devdata
  * @port: port number
@@ -1872,11 +1887,16 @@ int pio_map_init(struct hfi1_devdata *dd, u8 port, u8 num_vls, u8 *vl_scontexts)
                         if (!newmap->map[i])
                                 goto bail;
                         newmap->map[i]->mask = (1 << ilog2(sz)) - 1;
-                        /* assign send contexts */
+                        /*
+                         * assign send contexts and
+                         * adjust credit return threshold
+                         */
                         for (j = 0; j < sz; j++) {
-                                if (dd->kernel_send_context[scontext])
+                                if (dd->kernel_send_context[scontext]) {
                                         newmap->map[i]->ksc[j] =
                                         dd->kernel_send_context[scontext];
+                                        set_threshold(dd, scontext, i);
+                                }
                                 if (++scontext >= first_scontext +
                                                   vl_scontexts[i])
                                         /* wrap back to first send context */
diff --git a/drivers/infiniband/hw/hfi1/qsfp.c b/drivers/infiniband/hw/hfi1/qsfp.c
index 2441669f0817..9fb561682c66 100644
--- a/drivers/infiniband/hw/hfi1/qsfp.c
+++ b/drivers/infiniband/hw/hfi1/qsfp.c
@@ -579,7 +579,8 @@ int qsfp_dump(struct hfi1_pportdata *ppd, char *buf, int len)
 
         if (ppd->qsfp_info.cache_valid) {
                 if (QSFP_IS_CU(cache[QSFP_MOD_TECH_OFFS]))
-                        sprintf(lenstr, "%dM ", cache[QSFP_MOD_LEN_OFFS]);
+                        snprintf(lenstr, sizeof(lenstr), "%dM ",
+                                 cache[QSFP_MOD_LEN_OFFS]);
 
                 power_byte = cache[QSFP_MOD_PWR_OFFS];
                 sofar += scnprintf(buf + sofar, len - sofar, "PWR:%.3sW\n",
diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.c b/drivers/infiniband/hw/hfi1/verbs_txreq.c
index bc95c4112c61..d8fb056526f8 100644
--- a/drivers/infiniband/hw/hfi1/verbs_txreq.c
+++ b/drivers/infiniband/hw/hfi1/verbs_txreq.c
@@ -92,11 +92,10 @@ void hfi1_put_txreq(struct verbs_txreq *tx)
 
 struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
                                 struct rvt_qp *qp)
+        __must_hold(&qp->s_lock)
 {
         struct verbs_txreq *tx = ERR_PTR(-EBUSY);
-        unsigned long flags;
 
-        spin_lock_irqsave(&qp->s_lock, flags);
         write_seqlock(&dev->iowait_lock);
         if (ib_rvt_state_ops[qp->state] & RVT_PROCESS_RECV_OK) {
                 struct hfi1_qp_priv *priv;
@@ -116,7 +115,6 @@ struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
         }
 out:
         write_sequnlock(&dev->iowait_lock);
-        spin_unlock_irqrestore(&qp->s_lock, flags);
         return tx;
 }
 
diff --git a/drivers/infiniband/hw/hfi1/verbs_txreq.h b/drivers/infiniband/hw/hfi1/verbs_txreq.h
index 1cf69b2fe4a5..a1d6e0807f97 100644
--- a/drivers/infiniband/hw/hfi1/verbs_txreq.h
+++ b/drivers/infiniband/hw/hfi1/verbs_txreq.h
@@ -73,6 +73,7 @@ struct verbs_txreq *__get_txreq(struct hfi1_ibdev *dev,
 
 static inline struct verbs_txreq *get_txreq(struct hfi1_ibdev *dev,
                                             struct rvt_qp *qp)
+        __must_hold(&qp->slock)
 {
         struct verbs_txreq *tx;
         struct hfi1_qp_priv *priv = qp->priv;
diff --git a/drivers/infiniband/hw/i40iw/i40iw.h b/drivers/infiniband/hw/i40iw/i40iw.h
index 8b9532034558..b738acdb9b02 100644
--- a/drivers/infiniband/hw/i40iw/i40iw.h
+++ b/drivers/infiniband/hw/i40iw/i40iw.h
@@ -113,6 +113,8 @@
 
 #define IW_HMC_OBJ_TYPE_NUM ARRAY_SIZE(iw_hmc_obj_types)
 #define IW_CFG_FPM_QP_COUNT             32768
+#define I40IW_MAX_PAGES_PER_FMR         512
+#define I40IW_MIN_PAGES_PER_FMR         1
 
 #define I40IW_MTU_TO_MSS                40
 #define I40IW_DEFAULT_MSS               1460
diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
index 02a735b64208..33959ed14563 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c
@@ -79,6 +79,7 @@ static int i40iw_query_device(struct ib_device *ibdev,
         props->max_qp_init_rd_atom = props->max_qp_rd_atom;
         props->atomic_cap = IB_ATOMIC_NONE;
         props->max_map_per_fmr = 1;
+        props->max_fast_reg_page_list_len = I40IW_MAX_PAGES_PER_FMR;
         return 0;
 }
 
@@ -1527,7 +1528,7 @@ static struct ib_mr *i40iw_alloc_mr(struct ib_pd *pd,
         mutex_lock(&iwdev->pbl_mutex);
         status = i40iw_get_pble(&iwdev->sc_dev, iwdev->pble_rsrc, palloc, iwmr->page_cnt);
         mutex_unlock(&iwdev->pbl_mutex);
-        if (!status)
+        if (status)
                 goto err1;
 
         if (palloc->level != I40IW_LEVEL_1)
@@ -2149,6 +2150,7 @@ static int i40iw_post_send(struct ib_qp *ibqp,
                         struct i40iw_sc_dev *dev = &iwqp->iwdev->sc_dev;
                         struct i40iw_fast_reg_stag_info info;
 
+                        memset(&info, 0, sizeof(info));
                         info.access_rights = I40IW_ACCESS_FLAGS_LOCALREAD;
                         info.access_rights |= i40iw_get_user_access(flags);
                         info.stag_key = reg_wr(ib_wr)->key & 0xff;
@@ -2158,10 +2160,14 @@ static int i40iw_post_send(struct ib_qp *ibqp,
                         info.addr_type = I40IW_ADDR_TYPE_VA_BASED;
                         info.va = (void *)(uintptr_t)iwmr->ibmr.iova;
                         info.total_len = iwmr->ibmr.length;
+                        info.reg_addr_pa = *(u64 *)palloc->level1.addr;
                         info.first_pm_pbl_index = palloc->level1.idx;
                         info.local_fence = ib_wr->send_flags & IB_SEND_FENCE;
                         info.signaled = ib_wr->send_flags & IB_SEND_SIGNALED;
 
+                        if (iwmr->npages > I40IW_MIN_PAGES_PER_FMR)
+                                info.chunk_size = 1;
+
                         if (page_shift == 21)
                                 info.page_size = 1; /* 2M page */
 
@@ -2327,13 +2333,16 @@ static int i40iw_req_notify_cq(struct ib_cq *ibcq,
 {
         struct i40iw_cq *iwcq;
         struct i40iw_cq_uk *ukcq;
-        enum i40iw_completion_notify cq_notify = IW_CQ_COMPL_SOLICITED;
+        unsigned long flags;
+        enum i40iw_completion_notify cq_notify = IW_CQ_COMPL_EVENT;
 
         iwcq = (struct i40iw_cq *)ibcq;
         ukcq = &iwcq->sc_cq.cq_uk;
-        if (notify_flags == IB_CQ_NEXT_COMP)
-                cq_notify = IW_CQ_COMPL_EVENT;
+        if (notify_flags == IB_CQ_SOLICITED)
+                cq_notify = IW_CQ_COMPL_SOLICITED;
+        spin_lock_irqsave(&iwcq->lock, flags);
         ukcq->ops.iw_cq_request_notification(ukcq, cq_notify);
+        spin_unlock_irqrestore(&iwcq->lock, flags);
         return 0;
 }
 
diff --git a/drivers/infiniband/hw/mlx4/ah.c b/drivers/infiniband/hw/mlx4/ah.c
index 105246fba2e7..5fc623362731 100644
--- a/drivers/infiniband/hw/mlx4/ah.c
+++ b/drivers/infiniband/hw/mlx4/ah.c
@@ -47,6 +47,7 @@ static struct ib_ah *create_ib_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr,
 
         ah->av.ib.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24));
         ah->av.ib.g_slid  = ah_attr->src_path_bits;
+        ah->av.ib.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28);
         if (ah_attr->ah_flags & IB_AH_GRH) {
                 ah->av.ib.g_slid   |= 0x80;
                 ah->av.ib.gid_index = ah_attr->grh.sgid_index;
@@ -64,7 +65,6 @@ static struct ib_ah *create_ib_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr,
                        !(1 << ah->av.ib.stat_rate & dev->caps.stat_rate_support))
                         --ah->av.ib.stat_rate;
         }
-        ah->av.ib.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28);
 
         return &ah->ibah;
 }
diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
index d68f506c1922..9c2e53d28f98 100644
--- a/drivers/infiniband/hw/mlx4/mad.c
+++ b/drivers/infiniband/hw/mlx4/mad.c
@@ -527,7 +527,7 @@ int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port,
                 tun_tx_ix = (++tun_qp->tx_ix_head) & (MLX4_NUM_TUNNEL_BUFS - 1);
         spin_unlock(&tun_qp->tx_lock);
         if (ret)
-                goto out;
+                goto end;
 
         tun_mad = (struct mlx4_rcv_tunnel_mad *) (tun_qp->tx_ring[tun_tx_ix].buf.addr);
         if (tun_qp->tx_ring[tun_tx_ix].ah)
@@ -596,9 +596,15 @@ int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port,
         wr.wr.send_flags = IB_SEND_SIGNALED;
 
         ret = ib_post_send(src_qp, &wr.wr, &bad_wr);
-out:
-        if (ret)
-                ib_destroy_ah(ah);
+        if (!ret)
+                return 0;
+ out:
+        spin_lock(&tun_qp->tx_lock);
+        tun_qp->tx_ix_tail++;
+        spin_unlock(&tun_qp->tx_lock);
+        tun_qp->tx_ring[tun_tx_ix].ah = NULL;
+end:
+        ib_destroy_ah(ah);
         return ret;
 }
 
@@ -1326,9 +1332,15 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port,
 
 
         ret = ib_post_send(send_qp, &wr.wr, &bad_wr);
+        if (!ret)
+                return 0;
+
+        spin_lock(&sqp->tx_lock);
+        sqp->tx_ix_tail++;
+        spin_unlock(&sqp->tx_lock);
+        sqp->tx_ring[wire_tx_ix].ah = NULL;
 out:
-        if (ret)
-                ib_destroy_ah(ah);
+        ib_destroy_ah(ah);
         return ret;
 }
 
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 0eb09e104542..42a46078d7d5 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -1704,6 +1704,9 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp,
         struct mlx4_dev *dev = (to_mdev(qp->device))->dev;
         int is_bonded = mlx4_is_bonded(dev);
 
+        if (flow_attr->port < 1 || flow_attr->port > qp->device->phys_port_cnt)
+                return ERR_PTR(-EINVAL);
+
         if ((flow_attr->flags & IB_FLOW_ATTR_FLAGS_DONT_TRAP) &&
             (flow_attr->type != IB_FLOW_ATTR_NORMAL))
                 return ERR_PTR(-EOPNOTSUPP);
diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index 6c5ac5d8f32f..29acda249612 100644
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -139,7 +139,7 @@ struct mlx4_ib_mr {
         u32                     max_pages;
         struct mlx4_mr          mmr;
         struct ib_umem         *umem;
-        void                    *pages_alloc;
+        size_t                  page_map_size;
 };
 
 struct mlx4_ib_mw {
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index 631272172a0b..5d73989d9771 100644
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -277,20 +277,23 @@ mlx4_alloc_priv_pages(struct ib_device *device,
                       struct mlx4_ib_mr *mr,
                       int max_pages)
 {
-        int size = max_pages * sizeof(u64);
-        int add_size;
         int ret;
 
-        add_size = max_t(int, MLX4_MR_PAGES_ALIGN - ARCH_KMALLOC_MINALIGN, 0);
+        /* Ensure that size is aligned to DMA cacheline
+         * requirements.
+         * max_pages is limited to MLX4_MAX_FAST_REG_PAGES
+         * so page_map_size will never cross PAGE_SIZE.
+         */
+        mr->page_map_size = roundup(max_pages * sizeof(u64),
+                                    MLX4_MR_PAGES_ALIGN);
 
-        mr->pages_alloc = kzalloc(size + add_size, GFP_KERNEL);
-        if (!mr->pages_alloc)
+        /* Prevent cross page boundary allocation. */
+        mr->pages = (__be64 *)get_zeroed_page(GFP_KERNEL);
+        if (!mr->pages)
                 return -ENOMEM;
 
-        mr->pages = PTR_ALIGN(mr->pages_alloc, MLX4_MR_PAGES_ALIGN);
-
         mr->page_map = dma_map_single(device->dma_device, mr->pages,
-                                      size, DMA_TO_DEVICE);
+                                      mr->page_map_size, DMA_TO_DEVICE);
 
         if (dma_mapping_error(device->dma_device, mr->page_map)) {
                 ret = -ENOMEM;
@@ -298,9 +301,9 @@ mlx4_alloc_priv_pages(struct ib_device *device,
         }
 
         return 0;
-err:
-        kfree(mr->pages_alloc);
 
+err:
+        free_page((unsigned long)mr->pages);
         return ret;
 }
 
@@ -309,11 +312,10 @@ mlx4_free_priv_pages(struct mlx4_ib_mr *mr)
 {
         if (mr->pages) {
                 struct ib_device *device = mr->ibmr.device;
-                int size = mr->max_pages * sizeof(u64);
 
                 dma_unmap_single(device->dma_device, mr->page_map,
-                                 size, DMA_TO_DEVICE);
-                kfree(mr->pages_alloc);
+                                 mr->page_map_size, DMA_TO_DEVICE);
+                free_page((unsigned long)mr->pages);
                 mr->pages = NULL;
         }
 }
@@ -537,14 +539,12 @@ int mlx4_ib_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents,
         mr->npages = 0;
 
         ib_dma_sync_single_for_cpu(ibmr->device, mr->page_map,
-                                   sizeof(u64) * mr->max_pages,
-                                   DMA_TO_DEVICE);
+                                   mr->page_map_size, DMA_TO_DEVICE);
 
         rc = ib_sg_to_pages(ibmr, sg, sg_nents, sg_offset, mlx4_set_page);
 
         ib_dma_sync_single_for_device(ibmr->device, mr->page_map,
-                                      sizeof(u64) * mr->max_pages,
-                                      DMA_TO_DEVICE);
+                                      mr->page_map_size, DMA_TO_DEVICE);
 
         return rc;
 }
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 81b0e1fbec1d..8db8405c1e99 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -362,7 +362,7 @@ static int send_wqe_overhead(enum mlx4_ib_qp_type type, u32 flags)
                         sizeof (struct mlx4_wqe_raddr_seg);
         case MLX4_IB_QPT_RC:
                 return sizeof (struct mlx4_wqe_ctrl_seg) +
-                        sizeof (struct mlx4_wqe_atomic_seg) +
+                        sizeof (struct mlx4_wqe_masked_atomic_seg) +
                         sizeof (struct mlx4_wqe_raddr_seg);
         case MLX4_IB_QPT_SMI:
         case MLX4_IB_QPT_GSI:
@@ -1191,8 +1191,10 @@ static struct ib_qp *_mlx4_ib_create_qp(struct ib_pd *pd,
         {
                 err = create_qp_common(to_mdev(pd->device), pd, init_attr,
                                        udata, 0, &qp, gfp);
-                if (err)
+                if (err) {
+                        kfree(qp);
                         return ERR_PTR(err);
+                }
 
                 qp->ibqp.qp_num = qp->mqp.qpn;
                 qp->xrcdn = xrcdn;
diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c
index 1534af113058..364aab9f3c9e 100644
--- a/drivers/infiniband/hw/mlx5/mad.c
+++ b/drivers/infiniband/hw/mlx5/mad.c
@@ -121,7 +121,7 @@ static void pma_cnt_ext_assign(struct ib_pma_portcounters_ext *pma_cnt_ext,
         pma_cnt_ext->port_xmit_data =
                 cpu_to_be64(MLX5_SUM_CNT(out, transmitted_ib_unicast.octets,
                                          transmitted_ib_multicast.octets) >> 2);
-        pma_cnt_ext->port_xmit_data =
+        pma_cnt_ext->port_rcv_data =
                 cpu_to_be64(MLX5_SUM_CNT(out, received_ib_unicast.octets,
                                          received_ib_multicast.octets) >> 2);
         pma_cnt_ext->port_xmit_packets =
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index ce434228a5ea..ce0a7ab35a22 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -3332,10 +3332,11 @@ static u8 get_fence(u8 fence, struct ib_send_wr *wr)
                         return MLX5_FENCE_MODE_SMALL_AND_FENCE;
                 else
                         return fence;
-
-        } else {
-                return 0;
+        } else if (unlikely(wr->send_flags & IB_SEND_FENCE)) {
+                return MLX5_FENCE_MODE_FENCE;
         }
+
+        return 0;
 }
 
 static int begin_wqe(struct mlx5_ib_qp *qp, void **seg,
diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
index ff946d5f59e4..382466a90da7 100644
--- a/drivers/infiniband/hw/qib/qib_file_ops.c
+++ b/drivers/infiniband/hw/qib/qib_file_ops.c
@@ -2178,6 +2178,11 @@ static ssize_t qib_write(struct file *fp, const char __user *data,
 
         switch (cmd.type) {
         case QIB_CMD_ASSIGN_CTXT:
+                if (rcd) {
+                        ret = -EINVAL;
+                        goto bail;
+                }
+
                 ret = qib_assign_ctxt(fp, &cmd.cmd.user_info);
                 if (ret)
                         goto bail;
diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c
index 7de5134bec85..41ba7e9cadaa 100644
--- a/drivers/infiniband/sw/rdmavt/qp.c
+++ b/drivers/infiniband/sw/rdmavt/qp.c
@@ -369,8 +369,8 @@ static int alloc_qpn(struct rvt_dev_info *rdi, struct rvt_qpn_table *qpt,
                         /* wrap to first map page, invert bit 0 */
                         offset = qpt->incr | ((offset & 1) ^ 1);
                 }
-                /* there can be no bits at shift and below */
-                WARN_ON(offset & (rdi->dparms.qos_shift - 1));
+                /* there can be no set bits in low-order QoS bits */
+                WARN_ON(offset & (BIT(rdi->dparms.qos_shift) - 1));
                 qpn = mk_qpn(qpt, map, offset);
         }
 
@@ -576,12 +576,6 @@ static void rvt_reset_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp,
         qp->s_ssn = 1;
         qp->s_lsn = 0;
         qp->s_mig_state = IB_MIG_MIGRATED;
-        if (qp->s_ack_queue)
-                memset(
-                        qp->s_ack_queue,
-                        0,
-                        rvt_max_atomic(rdi) *
-                                sizeof(*qp->s_ack_queue));
         qp->r_head_ack_queue = 0;
         qp->s_tail_ack_queue = 0;
         qp->s_num_rd_atomic = 0;
@@ -705,8 +699,10 @@ struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
                  * initialization that is needed.
                  */
                 priv = rdi->driver_f.qp_priv_alloc(rdi, qp, gfp);
-                if (!priv)
+                if (IS_ERR(priv)) {
+                        ret = priv;
                         goto bail_qp;
+                }
                 qp->priv = priv;
                 qp->timeout_jiffies =
                         usecs_to_jiffies((4096UL * (1UL << qp->timeout)) /
diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c
index e1cc2cc42f25..30c4fda7a05a 100644
--- a/drivers/infiniband/sw/rdmavt/vt.c
+++ b/drivers/infiniband/sw/rdmavt/vt.c
@@ -501,9 +501,7 @@ static noinline int check_support(struct rvt_dev_info *rdi, int verb)
                             !rdi->driver_f.quiesce_qp ||
                             !rdi->driver_f.notify_error_qp ||
                             !rdi->driver_f.mtu_from_qp ||
-                            !rdi->driver_f.mtu_to_path_mtu ||
-                            !rdi->driver_f.shut_down_port ||
-                            !rdi->driver_f.cap_mask_chg)
+                            !rdi->driver_f.mtu_to_path_mtu)
                                 return -EINVAL;
                 break;
 
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index e68b20cba70b..4a4155640d51 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -1638,8 +1638,7 @@ retry:
          */
         qp_init->cap.max_send_wr = srp_sq_size / 2;
         qp_init->cap.max_rdma_ctxs = srp_sq_size / 2;
-        qp_init->cap.max_send_sge = max(sdev->device->attrs.max_sge_rd,
-                                        sdev->device->attrs.max_sge);
+        qp_init->cap.max_send_sge = SRPT_DEF_SG_PER_WQE;
         qp_init->port_num = ch->sport->port;
 
         ch->qp = ib_create_qp(sdev->pd, qp_init);
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.h b/drivers/infiniband/ulp/srpt/ib_srpt.h
index fee6bfd7ca21..389030487da7 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.h
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.h
@@ -106,6 +106,7 @@ enum {
         SRP_LOGIN_RSP_MULTICHAN_MAINTAINED = 0x2,
 
         SRPT_DEF_SG_TABLESIZE = 128,
+        SRPT_DEF_SG_PER_WQE = 16,
 
         MIN_SRPT_SQ_SIZE = 16,
         DEF_SRPT_SQ_SIZE = 4096,
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index 804dbcc37d3f..3438e98c145a 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -1031,17 +1031,17 @@ static int xpad_play_effect(struct input_dev *dev, void *data, struct ff_effect
 
         case XTYPE_XBOXONE:
                 packet->data[0] = 0x09; /* activate rumble */
-                packet->data[1] = 0x08;
+                packet->data[1] = 0x00;
                 packet->data[2] = xpad->odata_serial++;
-                packet->data[3] = 0x08; /* continuous effect */
-                packet->data[4] = 0x00; /* simple rumble mode */
-                packet->data[5] = 0x03; /* L and R actuator only */
-                packet->data[6] = 0x00; /* TODO: LT actuator */
-                packet->data[7] = 0x00; /* TODO: RT actuator */
+                packet->data[3] = 0x09;
+                packet->data[4] = 0x00;
+                packet->data[5] = 0x0F;
+                packet->data[6] = 0x00;
+                packet->data[7] = 0x00;
                 packet->data[8] = strong / 512; /* left actuator */
                 packet->data[9] = weak / 512;   /* right actuator */
-                packet->data[10] = 0x80;        /* length of pulse */
-                packet->data[11] = 0x00;        /* stop period of pulse */
+                packet->data[10] = 0xFF;
+                packet->data[11] = 0x00;
                 packet->data[12] = 0x00;
                 packet->len = 13;
                 packet->pending = true;
@@ -1437,16 +1437,6 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
                         break;
         }
 
-        if (xpad_device[i].xtype == XTYPE_XBOXONE &&
-            intf->cur_altsetting->desc.bInterfaceNumber != 0) {
-                /*
-                 * The Xbox One controller lists three interfaces all with the
-                 * same interface class, subclass and protocol. Differentiate by
-                 * interface number.
-                 */
-                return -ENODEV;
-        }
-
         xpad = kzalloc(sizeof(struct usb_xpad), GFP_KERNEL);
         if (!xpad)
                 return -ENOMEM;
@@ -1478,6 +1468,8 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
                 if (intf->cur_altsetting->desc.bInterfaceClass == USB_CLASS_VENDOR_SPEC) {
                         if (intf->cur_altsetting->desc.bInterfaceProtocol == 129)
                                 xpad->xtype = XTYPE_XBOX360W;
+                        else if (intf->cur_altsetting->desc.bInterfaceProtocol == 208)
+                                xpad->xtype = XTYPE_XBOXONE;
                         else
                                 xpad->xtype = XTYPE_XBOX360;
                 } else {
@@ -1492,6 +1484,17 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
                         xpad->mapping |= MAP_STICKS_TO_NULL;
         }
 
+        if (xpad->xtype == XTYPE_XBOXONE &&
+            intf->cur_altsetting->desc.bInterfaceNumber != 0) {
+                /*
+                 * The Xbox One controller lists three interfaces all with the
+                 * same interface class, subclass and protocol. Differentiate by
+                 * interface number.
+                 */
+                error = -ENODEV;
+                goto err_free_in_urb;
+        }
+
         error = xpad_init_output(intf, xpad);
         if (error)
                 goto err_free_in_urb;
diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
index 78f93cf68840..be5b399da5d3 100644
--- a/drivers/input/mouse/elantech.c
+++ b/drivers/input/mouse/elantech.c
@@ -1568,13 +1568,7 @@ static int elantech_set_properties(struct elantech_data *etd)
                 case 5:
                         etd->hw_version = 3;
                         break;
-                case 6:
-                case 7:
-                case 8:
-                case 9:
-                case 10:
-                case 13:
-                case 14:
+                case 6 ... 14:
                         etd->hw_version = 4;
                         break;
                 default:
diff --git a/drivers/input/mouse/vmmouse.c b/drivers/input/mouse/vmmouse.c
index a3f0f5a47490..0f586780ceb4 100644
--- a/drivers/input/mouse/vmmouse.c
+++ b/drivers/input/mouse/vmmouse.c
@@ -355,18 +355,11 @@ int vmmouse_detect(struct psmouse *psmouse, bool set_properties)
                 return -ENXIO;
         }
 
-        if (!request_region(VMMOUSE_PROTO_PORT, 4, "vmmouse")) {
-                psmouse_dbg(psmouse, "VMMouse port in use.\n");
-                return -EBUSY;
-        }
-
         /* Check if the device is present */
         response = ~VMMOUSE_PROTO_MAGIC;
         VMMOUSE_CMD(GETVERSION, 0, version, response, dummy1, dummy2);
-        if (response != VMMOUSE_PROTO_MAGIC || version == 0xffffffffU) {
-                release_region(VMMOUSE_PROTO_PORT, 4);
+        if (response != VMMOUSE_PROTO_MAGIC || version == 0xffffffffU)
                 return -ENXIO;
-        }
 
         if (set_properties) {
                 psmouse->vendor = VMMOUSE_VENDOR;
@@ -374,8 +367,6 @@ int vmmouse_detect(struct psmouse *psmouse, bool set_properties)
                 psmouse->model = version;
         }
 
-        release_region(VMMOUSE_PROTO_PORT, 4);
-
         return 0;
 }
 
@@ -394,7 +385,6 @@ static void vmmouse_disconnect(struct psmouse *psmouse)
         psmouse_reset(psmouse);
         input_unregister_device(priv->abs_dev);
         kfree(priv);
-        release_region(VMMOUSE_PROTO_PORT, 4);
 }
 
 /**
@@ -438,15 +428,10 @@ int vmmouse_init(struct psmouse *psmouse)
         struct input_dev *rel_dev = psmouse->dev, *abs_dev;
         int error;
 
-        if (!request_region(VMMOUSE_PROTO_PORT, 4, "vmmouse")) {
-                psmouse_dbg(psmouse, "VMMouse port in use.\n");
-                return -EBUSY;
-        }
-
         psmouse_reset(psmouse);
         error = vmmouse_enable(psmouse);
         if (error)
-                goto release_region;
+                return error;
 
         priv = kzalloc(sizeof(*priv), GFP_KERNEL);
         abs_dev = input_allocate_device();
@@ -502,8 +487,5 @@ init_fail:
         kfree(priv);
         psmouse->private = NULL;
 
-release_region:
-        release_region(VMMOUSE_PROTO_PORT, 4);
-
         return error;
 }
diff --git a/drivers/input/touchscreen/wacom_w8001.c b/drivers/input/touchscreen/wacom_w8001.c
index bab3c6acf6a2..0c9191cf324d 100644
--- a/drivers/input/touchscreen/wacom_w8001.c
+++ b/drivers/input/touchscreen/wacom_w8001.c
@@ -27,7 +27,7 @@ MODULE_AUTHOR("Jaya Kumar <jayakumar.lkml@gmail.com>");
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
-#define W8001_MAX_LENGTH        11
+#define W8001_MAX_LENGTH        13
 #define W8001_LEAD_MASK         0x80
 #define W8001_LEAD_BYTE         0x80
 #define W8001_TAB_MASK          0x40
@@ -339,6 +339,15 @@ static irqreturn_t w8001_interrupt(struct serio *serio,
                 w8001->idx = 0;
                 parse_multi_touch(w8001);
                 break;
+
+        default:
+                /*
+                 * ThinkPad X60 Tablet PC (pen only device) sometimes
+                 * sends invalid data packets that are larger than
+                 * W8001_PKTLEN_TPCPEN. Let's start over again.
+                 */
+                if (!w8001->touch_dev && w8001->idx > W8001_PKTLEN_TPCPEN - 1)
+                        w8001->idx = 0;
         }
 
         return IRQ_HANDLED;
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 9e0034196e10..d091defc3426 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1107,13 +1107,13 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
                                 break;
                         }
 
+                        devid = e->devid;
                         DUMP_printk("  DEV_ACPI_HID(%s[%s])\t\tdevid: %02x:%02x.%x\n",
                                     hid, uid,
                                     PCI_BUS_NUM(devid),
                                     PCI_SLOT(devid),
                                     PCI_FUNC(devid));
 
-                        devid  = e->devid;
                         flags = e->flags;
 
                         ret = add_acpi_hid_device(hid, uid, &devid, false);
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 10700945994e..cfe410eedaf0 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -4607,7 +4607,7 @@ static void free_all_cpu_cached_iovas(unsigned int cpu)
                 if (!iommu)
                         continue;
 
-                for (did = 0; did < 0xffff; did++) {
+                for (did = 0; did < cap_ndoms(iommu->cap); did++) {
                         domain = get_iommu_domain(iommu, did);
 
                         if (!domain)
diff --git a/drivers/iommu/iova.c b/drivers/iommu/iova.c
index ba764a0835d3..e23001bfcfee 100644
--- a/drivers/iommu/iova.c
+++ b/drivers/iommu/iova.c
@@ -420,8 +420,10 @@ retry:
 
                 /* Try replenishing IOVAs by flushing rcache. */
                 flushed_rcache = true;
+                preempt_disable();
                 for_each_online_cpu(cpu)
                         free_cpu_cached_iovas(cpu, iovad);
+                preempt_enable();
                 goto retry;
         }
 
@@ -749,7 +751,7 @@ static bool __iova_rcache_insert(struct iova_domain *iovad,
         bool can_insert = false;
         unsigned long flags;
 
-        cpu_rcache = this_cpu_ptr(rcache->cpu_rcaches);
+        cpu_rcache = get_cpu_ptr(rcache->cpu_rcaches);
         spin_lock_irqsave(&cpu_rcache->lock, flags);
 
         if (!iova_magazine_full(cpu_rcache->loaded)) {
@@ -779,6 +781,7 @@ static bool __iova_rcache_insert(struct iova_domain *iovad,
                 iova_magazine_push(cpu_rcache->loaded, iova_pfn);
 
         spin_unlock_irqrestore(&cpu_rcache->lock, flags);
+        put_cpu_ptr(rcache->cpu_rcaches);
 
         if (mag_to_free) {
                 iova_magazine_free_pfns(mag_to_free, iovad);
@@ -812,7 +815,7 @@ static unsigned long __iova_rcache_get(struct iova_rcache *rcache,
         bool has_pfn = false;
         unsigned long flags;
 
-        cpu_rcache = this_cpu_ptr(rcache->cpu_rcaches);
+        cpu_rcache = get_cpu_ptr(rcache->cpu_rcaches);
         spin_lock_irqsave(&cpu_rcache->lock, flags);
 
         if (!iova_magazine_empty(cpu_rcache->loaded)) {
@@ -834,6 +837,7 @@ static unsigned long __iova_rcache_get(struct iova_rcache *rcache,
                 iova_pfn = iova_magazine_pop(cpu_rcache->loaded, limit_pfn);
 
         spin_unlock_irqrestore(&cpu_rcache->lock, flags);
+        put_cpu_ptr(rcache->cpu_rcaches);
 
         return iova_pfn;
 }
diff --git a/drivers/irqchip/irq-mips-gic.c b/drivers/irqchip/irq-mips-gic.c
index 3b5e10aa48ab..8a4adbeb2b8c 100644
--- a/drivers/irqchip/irq-mips-gic.c
+++ b/drivers/irqchip/irq-mips-gic.c
@@ -746,6 +746,12 @@ static int gic_irq_domain_alloc(struct irq_domain *d, unsigned int virq,
                 /* verify that it doesn't conflict with an IPI irq */
                 if (test_bit(spec->hwirq, ipi_resrv))
                         return -EBUSY;
+
+                hwirq = GIC_SHARED_TO_HWIRQ(spec->hwirq);
+
+                return irq_domain_set_hwirq_and_chip(d, virq, hwirq,
+                                                     &gic_level_irq_controller,
+                                                     NULL);
         } else {
                 base_hwirq = find_first_bit(ipi_resrv, gic_shared_intrs);
                 if (base_hwirq == gic_shared_intrs) {
@@ -867,10 +873,14 @@ static int gic_dev_domain_alloc(struct irq_domain *d, unsigned int virq,
                                                     &gic_level_irq_controller,
                                                     NULL);
                 if (ret)
-                        return ret;
+                        goto error;
         }
 
         return 0;
+
+error:
+        irq_domain_free_irqs_parent(d, virq, nr_irqs);
+        return ret;
 }
 
 void gic_dev_domain_free(struct irq_domain *d, unsigned int virq,
diff --git a/drivers/mfd/max77620.c b/drivers/mfd/max77620.c
index 199d261990be..f32fbb8e8129 100644
--- a/drivers/mfd/max77620.c
+++ b/drivers/mfd/max77620.c
@@ -203,6 +203,7 @@ static int max77620_get_fps_period_reg_value(struct max77620_chip *chip,
                 break;
         case MAX77620:
                 fps_min_period = MAX77620_FPS_PERIOD_MIN_US;
+                break;
         default:
                 return -EINVAL;
         }
@@ -236,6 +237,7 @@ static int max77620_config_fps(struct max77620_chip *chip,
                 break;
         case MAX77620:
                 fps_max_period = MAX77620_FPS_PERIOD_MAX_US;
+                break;
         default:
                 return -EINVAL;
         }
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index 5780dd1ba79d..ebf517271d29 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -575,6 +575,7 @@ static int recover_peb(struct ubi_device *ubi, int pnum, int vol_id, int lnum,
         int err, idx = vol_id2idx(ubi, vol_id), new_pnum, data_size, tries = 0;
         struct ubi_volume *vol = ubi->volumes[idx];
         struct ubi_vid_hdr *vid_hdr;
+        uint32_t crc;
 
         vid_hdr = ubi_zalloc_vid_hdr(ubi, GFP_NOFS);
         if (!vid_hdr)
@@ -599,14 +600,8 @@ retry:
                 goto out_put;
         }
 
-        vid_hdr->sqnum = cpu_to_be64(ubi_next_sqnum(ubi));
-        err = ubi_io_write_vid_hdr(ubi, new_pnum, vid_hdr);
-        if (err) {
-                up_read(&ubi->fm_eba_sem);
-                goto write_error;
-        }
+        ubi_assert(vid_hdr->vol_type == UBI_VID_DYNAMIC);
 
-        data_size = offset + len;
         mutex_lock(&ubi->buf_mutex);
         memset(ubi->peb_buf + offset, 0xFF, len);
 
@@ -621,6 +616,19 @@ retry:
 
         memcpy(ubi->peb_buf + offset, buf, len);
 
+        data_size = offset + len;
+        crc = crc32(UBI_CRC32_INIT, ubi->peb_buf, data_size);
+        vid_hdr->sqnum = cpu_to_be64(ubi_next_sqnum(ubi));
+        vid_hdr->copy_flag = 1;
+        vid_hdr->data_size = cpu_to_be32(data_size);
+        vid_hdr->data_crc = cpu_to_be32(crc);
+        err = ubi_io_write_vid_hdr(ubi, new_pnum, vid_hdr);
+        if (err) {
+                mutex_unlock(&ubi->buf_mutex);
+                up_read(&ubi->fm_eba_sem);
+                goto write_error;
+        }
+
         err = ubi_io_write_data(ubi, ubi->peb_buf, new_pnum, 0, data_size);
         if (err) {
                 mutex_unlock(&ubi->buf_mutex);
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index b9304a295f86..ca81f46ea1aa 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -657,6 +657,20 @@ static void __set_agg_ports_ready(struct aggregator *aggregator, int val)
         }
 }
 
+static int __agg_active_ports(struct aggregator *agg)
+{
+        struct port *port;
+        int active = 0;
+
+        for (port = agg->lag_ports; port;
+             port = port->next_port_in_aggregator) {
+                if (port->is_enabled)
+                        active++;
+        }
+
+        return active;
+}
+
 /**
  * __get_agg_bandwidth - get the total bandwidth of an aggregator
  * @aggregator: the aggregator we're looking at
@@ -664,39 +678,40 @@ static void __set_agg_ports_ready(struct aggregator *aggregator, int val)
  */
 static u32 __get_agg_bandwidth(struct aggregator *aggregator)
 {
+        int nports = __agg_active_ports(aggregator);
         u32 bandwidth = 0;
 
-        if (aggregator->num_of_ports) {
+        if (nports) {
                 switch (__get_link_speed(aggregator->lag_ports)) {
                 case AD_LINK_SPEED_1MBPS:
-                        bandwidth = aggregator->num_of_ports;
+                        bandwidth = nports;
                         break;
                 case AD_LINK_SPEED_10MBPS:
-                        bandwidth = aggregator->num_of_ports * 10;
+                        bandwidth = nports * 10;
                         break;
                 case AD_LINK_SPEED_100MBPS:
-                        bandwidth = aggregator->num_of_ports * 100;
+                        bandwidth = nports * 100;
                         break;
                 case AD_LINK_SPEED_1000MBPS:
-                        bandwidth = aggregator->num_of_ports * 1000;
+                        bandwidth = nports * 1000;
                         break;
                 case AD_LINK_SPEED_2500MBPS:
-                        bandwidth = aggregator->num_of_ports * 2500;
+                        bandwidth = nports * 2500;
                         break;
                 case AD_LINK_SPEED_10000MBPS:
-                        bandwidth = aggregator->num_of_ports * 10000;
+                        bandwidth = nports * 10000;
                         break;
                 case AD_LINK_SPEED_20000MBPS:
-                        bandwidth = aggregator->num_of_ports * 20000;
+                        bandwidth = nports * 20000;
                         break;
                 case AD_LINK_SPEED_40000MBPS:
-                        bandwidth = aggregator->num_of_ports * 40000;
+                        bandwidth = nports * 40000;
                         break;
                 case AD_LINK_SPEED_56000MBPS:
-                        bandwidth = aggregator->num_of_ports * 56000;
+                        bandwidth = nports * 56000;
                         break;
                 case AD_LINK_SPEED_100000MBPS:
-                        bandwidth = aggregator->num_of_ports * 100000;
+                        bandwidth = nports * 100000;
                         break;
                 default:
                         bandwidth = 0; /* to silence the compiler */
@@ -1530,10 +1545,10 @@ static struct aggregator *ad_agg_selection_test(struct aggregator *best,
 
         switch (__get_agg_selection_mode(curr->lag_ports)) {
         case BOND_AD_COUNT:
-                if (curr->num_of_ports > best->num_of_ports)
+                if (__agg_active_ports(curr) > __agg_active_ports(best))
                         return curr;
 
-                if (curr->num_of_ports < best->num_of_ports)
+                if (__agg_active_ports(curr) < __agg_active_ports(best))
                         return best;
 
                 /*FALLTHROUGH*/
@@ -1561,8 +1576,14 @@ static int agg_device_up(const struct aggregator *agg)
         if (!port)
                 return 0;
 
-        return netif_running(port->slave->dev) &&
-               netif_carrier_ok(port->slave->dev);
+        for (port = agg->lag_ports; port;
+             port = port->next_port_in_aggregator) {
+                if (netif_running(port->slave->dev) &&
+                    netif_carrier_ok(port->slave->dev))
+                        return 1;
+        }
+
+        return 0;
 }
 
 /**
@@ -1610,7 +1631,7 @@ static void ad_agg_selection_logic(struct aggregator *agg,
 
                 agg->is_active = 0;
 
-                if (agg->num_of_ports && agg_device_up(agg))
+                if (__agg_active_ports(agg) && agg_device_up(agg))
                         best = ad_agg_selection_test(best, agg);
         }
 
@@ -1622,7 +1643,7 @@ static void ad_agg_selection_logic(struct aggregator *agg,
                  * answering partner.
                  */
                 if (active && active->lag_ports &&
-                    active->lag_ports->is_enabled &&
+                    __agg_active_ports(active) &&
                     (__agg_has_partner(active) ||
                      (!__agg_has_partner(active) &&
                      !__agg_has_partner(best)))) {
@@ -2133,7 +2154,7 @@ void bond_3ad_unbind_slave(struct slave *slave)
                                 else
                                         temp_aggregator->lag_ports = temp_port->next_port_in_aggregator;
                                 temp_aggregator->num_of_ports--;
-                                if (temp_aggregator->num_of_ports == 0) {
+                                if (__agg_active_ports(temp_aggregator) == 0) {
                                         select_new_active_agg = temp_aggregator->is_active;
                                         ad_clear_agg(temp_aggregator);
                                         if (select_new_active_agg) {
@@ -2432,7 +2453,9 @@ void bond_3ad_adapter_speed_duplex_changed(struct slave *slave)
  */
 void bond_3ad_handle_link_change(struct slave *slave, char link)
 {
+        struct aggregator *agg;
         struct port *port;
+        bool dummy;
 
         port = &(SLAVE_AD_INFO(slave)->port);
 
@@ -2459,6 +2482,9 @@ void bond_3ad_handle_link_change(struct slave *slave, char link)
                 port->is_enabled = false;
                 ad_update_actor_keys(port, true);
         }
+        agg = __get_first_agg(port);
+        ad_agg_selection_logic(agg, &dummy);
+
         netdev_dbg(slave->bond->dev, "Port %d changed link status to %s\n",
                    port->actor_port_number,
                    link == BOND_LINK_UP ? "UP" : "DOWN");
@@ -2499,7 +2525,7 @@ int bond_3ad_set_carrier(struct bonding *bond)
         active = __get_active_agg(&(SLAVE_AD_INFO(first_slave)->aggregator));
         if (active) {
                 /* are enough slaves available to consider link up? */
-                if (active->num_of_ports < bond->params.min_links) {
+                if (__agg_active_ports(active) < bond->params.min_links) {
                         if (netif_carrier_ok(bond->dev)) {
                                 netif_carrier_off(bond->dev);
                                 goto out;
diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c
index 8b3275d7792a..8f5e93cb7975 100644
--- a/drivers/net/can/at91_can.c
+++ b/drivers/net/can/at91_can.c
@@ -712,9 +712,10 @@ static int at91_poll_rx(struct net_device *dev, int quota)
 
         /* upper group completed, look again in lower */
         if (priv->rx_next > get_mb_rx_low_last(priv) &&
-            quota > 0 && mb > get_mb_rx_last(priv)) {
+            mb > get_mb_rx_last(priv)) {
                 priv->rx_next = get_mb_rx_first(priv);
-                goto again;
+                if (quota > 0)
+                        goto again;
         }
 
         return received;
diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c
index f91b094288da..e3dccd3200d5 100644
--- a/drivers/net/can/c_can/c_can.c
+++ b/drivers/net/can/c_can/c_can.c
@@ -332,9 +332,23 @@ static void c_can_setup_tx_object(struct net_device *dev, int iface,
 
         priv->write_reg(priv, C_CAN_IFACE(MSGCTRL_REG, iface), ctrl);
 
-        for (i = 0; i < frame->can_dlc; i += 2) {
-                priv->write_reg(priv, C_CAN_IFACE(DATA1_REG, iface) + i / 2,
-                                frame->data[i] | (frame->data[i + 1] << 8));
+        if (priv->type == BOSCH_D_CAN) {
+                u32 data = 0, dreg = C_CAN_IFACE(DATA1_REG, iface);
+
+                for (i = 0; i < frame->can_dlc; i += 4, dreg += 2) {
+                        data = (u32)frame->data[i];
+                        data |= (u32)frame->data[i + 1] << 8;
+                        data |= (u32)frame->data[i + 2] << 16;
+                        data |= (u32)frame->data[i + 3] << 24;
+                        priv->write_reg32(priv, dreg, data);
+                }
+        } else {
+                for (i = 0; i < frame->can_dlc; i += 2) {
+                        priv->write_reg(priv,
+                                        C_CAN_IFACE(DATA1_REG, iface) + i / 2,
+                                        frame->data[i] |
+                                        (frame->data[i + 1] << 8));
+                }
         }
 }
 
@@ -402,10 +416,20 @@ static int c_can_read_msg_object(struct net_device *dev, int iface, u32 ctrl)
         } else {
                 int i, dreg = C_CAN_IFACE(DATA1_REG, iface);
 
-                for (i = 0; i < frame->can_dlc; i += 2, dreg ++) {
-                        data = priv->read_reg(priv, dreg);
-                        frame->data[i] = data;
-                        frame->data[i + 1] = data >> 8;
+                if (priv->type == BOSCH_D_CAN) {
+                        for (i = 0; i < frame->can_dlc; i += 4, dreg += 2) {
+                                data = priv->read_reg32(priv, dreg);
+                                frame->data[i] = data;
+                                frame->data[i + 1] = data >> 8;
+                                frame->data[i + 2] = data >> 16;
+                                frame->data[i + 3] = data >> 24;
+                        }
+                } else {
+                        for (i = 0; i < frame->can_dlc; i += 2, dreg++) {
+                                data = priv->read_reg(priv, dreg);
+                                frame->data[i] = data;
+                                frame->data[i + 1] = data >> 8;
+                        }
                 }
         }
 
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index 910c12e2638e..ad535a854e5c 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -798,6 +798,9 @@ static int can_validate(struct nlattr *tb[], struct nlattr *data[])
          * - control mode with CAN_CTRLMODE_FD set
          */
 
+        if (!data)
+                return 0;
+
         if (data[IFLA_CAN_CTRLMODE]) {
                 struct can_ctrlmode *cm = nla_data(data[IFLA_CAN_CTRLMODE]);
 
@@ -1008,6 +1011,11 @@ static int can_newlink(struct net *src_net, struct net_device *dev,
         return -EOPNOTSUPP;
 }
 
+static void can_dellink(struct net_device *dev, struct list_head *head)
+{
+        return;
+}
+
 static struct rtnl_link_ops can_link_ops __read_mostly = {
         .kind           = "can",
         .maxtype        = IFLA_CAN_MAX,
@@ -1016,6 +1024,7 @@ static struct rtnl_link_ops can_link_ops __read_mostly = {
         .validate       = can_validate,
         .newlink        = can_newlink,
         .changelink     = can_changelink,
+        .dellink        = can_dellink,
         .get_size       = can_get_size,
         .fill_info      = can_fill_info,
         .get_xstats_size = can_get_xstats_size,
diff --git a/drivers/net/can/usb/Kconfig b/drivers/net/can/usb/Kconfig
index bcb272f6c68a..8483a40e7e9e 100644
--- a/drivers/net/can/usb/Kconfig
+++ b/drivers/net/can/usb/Kconfig
@@ -16,7 +16,8 @@ config CAN_ESD_USB2
 config CAN_GS_USB
         tristate "Geschwister Schneider UG interfaces"
         ---help---
-          This driver supports the Geschwister Schneider USB/CAN devices.
+          This driver supports the Geschwister Schneider and bytewerk.org
+          candleLight USB CAN interfaces USB/CAN devices
           If unsure choose N,
           choose Y for built in support,
           M to compile as module (module will be named: gs_usb).
@@ -46,6 +47,8 @@ config CAN_KVASER_USB
             - Kvaser USBcan R
             - Kvaser Leaf Light v2
             - Kvaser Mini PCI Express HS
+            - Kvaser Mini PCI Express 2xHS
+            - Kvaser USBcan Light 2xHS
             - Kvaser USBcan II HS/HS
             - Kvaser USBcan II HS/LS
             - Kvaser USBcan Rugged ("USBcan Rev B")
diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index 1556d4286235..acb0c8490673 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -1,7 +1,9 @@
-/* CAN driver for Geschwister Schneider USB/CAN devices.
+/* CAN driver for Geschwister Schneider USB/CAN devices
+ * and bytewerk.org candleLight USB CAN interfaces.
  *
- * Copyright (C) 2013 Geschwister Schneider Technologie-,
+ * Copyright (C) 2013-2016 Geschwister Schneider Technologie-,
  * Entwicklungs- und Vertriebs UG (Haftungsbeschränkt).
+ * Copyright (C) 2016 Hubert Denkmair
  *
  * Many thanks to all socketcan devs!
  *
@@ -29,6 +31,9 @@
 #define USB_GSUSB_1_VENDOR_ID      0x1d50
 #define USB_GSUSB_1_PRODUCT_ID     0x606f
 
+#define USB_CANDLELIGHT_VENDOR_ID  0x1209
+#define USB_CANDLELIGHT_PRODUCT_ID 0x2323
+
 #define GSUSB_ENDPOINT_IN          1
 #define GSUSB_ENDPOINT_OUT         2
 
@@ -952,6 +957,8 @@ static void gs_usb_disconnect(struct usb_interface *intf)
 static const struct usb_device_id gs_usb_table[] = {
         { USB_DEVICE_INTERFACE_NUMBER(USB_GSUSB_1_VENDOR_ID,
                                       USB_GSUSB_1_PRODUCT_ID, 0) },
+        { USB_DEVICE_INTERFACE_NUMBER(USB_CANDLELIGHT_VENDOR_ID,
+                                      USB_CANDLELIGHT_PRODUCT_ID, 0) },
         {} /* Terminating entry */
 };
 
@@ -969,5 +976,6 @@ module_usb_driver(gs_usb_driver);
 MODULE_AUTHOR("Maximilian Schneider <mws@schneidersoft.net>");
 MODULE_DESCRIPTION(
 "Socket CAN device driver for Geschwister Schneider Technologie-, "
-"Entwicklungs- und Vertriebs UG. USB2.0 to CAN interfaces.");
+"Entwicklungs- und Vertriebs UG. USB2.0 to CAN interfaces\n"
+"and bytewerk.org candleLight USB CAN interfaces.");
 MODULE_LICENSE("GPL v2");
diff --git a/drivers/net/can/usb/kvaser_usb.c b/drivers/net/can/usb/kvaser_usb.c
index 022bfa13ebfa..6f1f3b675ff5 100644
--- a/drivers/net/can/usb/kvaser_usb.c
+++ b/drivers/net/can/usb/kvaser_usb.c
@@ -59,11 +59,14 @@
 #define USB_CAN_R_PRODUCT_ID            39
 #define USB_LEAF_LITE_V2_PRODUCT_ID     288
 #define USB_MINI_PCIE_HS_PRODUCT_ID     289
+#define USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID 290
+#define USB_USBCAN_LIGHT_2HS_PRODUCT_ID 291
+#define USB_MINI_PCIE_2HS_PRODUCT_ID    292
 
 static inline bool kvaser_is_leaf(const struct usb_device_id *id)
 {
         return id->idProduct >= USB_LEAF_DEVEL_PRODUCT_ID &&
-               id->idProduct <= USB_MINI_PCIE_HS_PRODUCT_ID;
+               id->idProduct <= USB_MINI_PCIE_2HS_PRODUCT_ID;
 }
 
 /* Kvaser USBCan-II devices */
@@ -537,6 +540,9 @@ static const struct usb_device_id kvaser_usb_table[] = {
                 .driver_info = KVASER_HAS_TXRX_ERRORS },
         { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID) },
         { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID) },
+        { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID) },
+        { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_2HS_PRODUCT_ID) },
+        { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_2HS_PRODUCT_ID) },
 
         /* USBCANII family IDs */
         { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN2_PRODUCT_ID),
diff --git a/drivers/net/ethernet/amd/au1000_eth.c b/drivers/net/ethernet/amd/au1000_eth.c
index e0fb0f1122db..20760e10211a 100644
--- a/drivers/net/ethernet/amd/au1000_eth.c
+++ b/drivers/net/ethernet/amd/au1000_eth.c
@@ -509,8 +509,8 @@ static int au1000_mii_probe(struct net_device *dev)
          * on the current MAC's MII bus
          */
         for (phy_addr = 0; phy_addr < PHY_MAX_ADDR; phy_addr++)
-                if (mdiobus_get_phy(aup->mii_bus, aup->phy_addr)) {
-                        phydev = mdiobus_get_phy(aup->mii_bus, aup->phy_addr);
+                if (mdiobus_get_phy(aup->mii_bus, phy_addr)) {
+                        phydev = mdiobus_get_phy(aup->mii_bus, phy_addr);
                         if (!aup->phy_search_highest_addr)
                                 /* break out with first one found */
                                 break;
diff --git a/drivers/net/ethernet/atheros/alx/alx.h b/drivers/net/ethernet/atheros/alx/alx.h
index d02c4240b7df..8fc93c5f6abc 100644
--- a/drivers/net/ethernet/atheros/alx/alx.h
+++ b/drivers/net/ethernet/atheros/alx/alx.h
@@ -96,10 +96,6 @@ struct alx_priv {
         unsigned int rx_ringsz;
         unsigned int rxbuf_size;
 
-        struct page  *rx_page;
-        unsigned int rx_page_offset;
-        unsigned int rx_frag_size;
-
         struct napi_struct napi;
         struct alx_tx_queue txq;
         struct alx_rx_queue rxq;
diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c
index c98acdc0d14f..e708e360a9e3 100644
--- a/drivers/net/ethernet/atheros/alx/main.c
+++ b/drivers/net/ethernet/atheros/alx/main.c
@@ -70,35 +70,6 @@ static void alx_free_txbuf(struct alx_priv *alx, int entry)
         }
 }
 
-static struct sk_buff *alx_alloc_skb(struct alx_priv *alx, gfp_t gfp)
-{
-        struct sk_buff *skb;
-        struct page *page;
-
-        if (alx->rx_frag_size > PAGE_SIZE)
-                return __netdev_alloc_skb(alx->dev, alx->rxbuf_size, gfp);
-
-        page = alx->rx_page;
-        if (!page) {
-                alx->rx_page = page = alloc_page(gfp);
-                if (unlikely(!page))
-                        return NULL;
-                alx->rx_page_offset = 0;
-        }
-
-        skb = build_skb(page_address(page) + alx->rx_page_offset,
-                        alx->rx_frag_size);
-        if (likely(skb)) {
-                alx->rx_page_offset += alx->rx_frag_size;
-                if (alx->rx_page_offset >= PAGE_SIZE)
-                        alx->rx_page = NULL;
-                else
-                        get_page(page);
-        }
-        return skb;
-}
-
-
 static int alx_refill_rx_ring(struct alx_priv *alx, gfp_t gfp)
 {
         struct alx_rx_queue *rxq = &alx->rxq;
@@ -115,9 +86,22 @@ static int alx_refill_rx_ring(struct alx_priv *alx, gfp_t gfp)
         while (!cur_buf->skb && next != rxq->read_idx) {
                 struct alx_rfd *rfd = &rxq->rfd[cur];
 
-                skb = alx_alloc_skb(alx, gfp);
+                /*
+                 * When DMA RX address is set to something like
+                 * 0x....fc0, it will be very likely to cause DMA
+                 * RFD overflow issue.
+                 *
+                 * To work around it, we apply rx skb with 64 bytes
+                 * longer space, and offset the address whenever
+                 * 0x....fc0 is detected.
+                 */
+                skb = __netdev_alloc_skb(alx->dev, alx->rxbuf_size + 64, gfp);
                 if (!skb)
                         break;
+
+                if (((unsigned long)skb->data & 0xfff) == 0xfc0)
+                        skb_reserve(skb, 64);
+
                 dma = dma_map_single(&alx->hw.pdev->dev,
                                      skb->data, alx->rxbuf_size,
                                      DMA_FROM_DEVICE);
@@ -153,7 +137,6 @@ static int alx_refill_rx_ring(struct alx_priv *alx, gfp_t gfp)
                 alx_write_mem16(&alx->hw, ALX_RFD_PIDX, cur);
         }
 
-
         return count;
 }
 
@@ -622,11 +605,6 @@ static void alx_free_rings(struct alx_priv *alx)
         kfree(alx->txq.bufs);
         kfree(alx->rxq.bufs);
 
-        if (alx->rx_page) {
-                put_page(alx->rx_page);
-                alx->rx_page = NULL;
-        }
-
         dma_free_coherent(&alx->hw.pdev->dev,
                           alx->descmem.size,
                           alx->descmem.virt,
@@ -681,7 +659,6 @@ static int alx_request_irq(struct alx_priv *alx)
                                   alx->dev->name, alx);
                 if (!err)
                         goto out;
-
                 /* fall back to legacy interrupt */
                 pci_disable_msi(alx->hw.pdev);
         }
@@ -725,7 +702,6 @@ static int alx_init_sw(struct alx_priv *alx)
         struct pci_dev *pdev = alx->hw.pdev;
         struct alx_hw *hw = &alx->hw;
         int err;
-        unsigned int head_size;
 
         err = alx_identify_hw(alx);
         if (err) {
@@ -741,12 +717,7 @@ static int alx_init_sw(struct alx_priv *alx)
 
         hw->smb_timer = 400;
         hw->mtu = alx->dev->mtu;
-
         alx->rxbuf_size = ALX_MAX_FRAME_LEN(hw->mtu);
-        head_size = SKB_DATA_ALIGN(alx->rxbuf_size + NET_SKB_PAD) +
-                    SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
-        alx->rx_frag_size = roundup_pow_of_two(head_size);
-
         alx->tx_ringsz = 256;
         alx->rx_ringsz = 512;
         hw->imt = 200;
@@ -848,7 +819,6 @@ static int alx_change_mtu(struct net_device *netdev, int mtu)
 {
         struct alx_priv *alx = netdev_priv(netdev);
         int max_frame = ALX_MAX_FRAME_LEN(mtu);
-        unsigned int head_size;
 
         if ((max_frame < ALX_MIN_FRAME_SIZE) ||
             (max_frame > ALX_MAX_FRAME_SIZE))
@@ -860,9 +830,6 @@ static int alx_change_mtu(struct net_device *netdev, int mtu)
         netdev->mtu = mtu;
         alx->hw.mtu = mtu;
         alx->rxbuf_size = max(max_frame, ALX_DEF_RXBUF_SIZE);
-        head_size = SKB_DATA_ALIGN(alx->rxbuf_size + NET_SKB_PAD) +
-                    SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
-        alx->rx_frag_size = roundup_pow_of_two(head_size);
         netdev_update_features(netdev);
         if (netif_running(netdev))
                 alx_reinit(alx);
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c
index ee5f431ab32a..a6333d38ecc0 100644
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -267,15 +267,16 @@ static void bgmac_dma_tx_free(struct bgmac *bgmac, struct bgmac_dma_ring *ring)
         while (ring->start != ring->end) {
                 int slot_idx = ring->start % BGMAC_TX_RING_SLOTS;
                 struct bgmac_slot_info *slot = &ring->slots[slot_idx];
-                u32 ctl1;
+                u32 ctl0, ctl1;
                 int len;
 
                 if (slot_idx == empty_slot)
                         break;
 
+                ctl0 = le32_to_cpu(ring->cpu_base[slot_idx].ctl0);
                 ctl1 = le32_to_cpu(ring->cpu_base[slot_idx].ctl1);
                 len = ctl1 & BGMAC_DESC_CTL1_LEN;
-                if (ctl1 & BGMAC_DESC_CTL0_SOF)
+                if (ctl0 & BGMAC_DESC_CTL0_SOF)
                         /* Unmap no longer used buffer */
                         dma_unmap_single(dma_dev, slot->dma_addr, len,
                                          DMA_TO_DEVICE);
@@ -1312,7 +1313,8 @@ static int bgmac_open(struct net_device *net_dev)
 
         phy_start(bgmac->phy_dev);
 
-        netif_carrier_on(net_dev);
+        netif_start_queue(net_dev);
+
         return 0;
 }
 
diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c
index 95f17f8cadac..16ed20357c5c 100644
--- a/drivers/net/ethernet/cavium/thunder/nic_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nic_main.c
@@ -499,6 +499,7 @@ static void nic_tx_channel_cfg(struct nicpf *nic, u8 vnic,
         u32 rr_quantum;
         u8 sq_idx = sq->sq_num;
         u8 pqs_vnic;
+        int svf;
 
         if (sq->sqs_mode)
                 pqs_vnic = nic->pqs_vf[vnic];
@@ -511,10 +512,19 @@ static void nic_tx_channel_cfg(struct nicpf *nic, u8 vnic,
         /* 24 bytes for FCS, IPG and preamble */
         rr_quantum = ((NIC_HW_MAX_FRS + 24) / 4);
 
-        tl4 = (lmac * NIC_TL4_PER_LMAC) + (bgx * NIC_TL4_PER_BGX);
+        if (!sq->sqs_mode) {
+                tl4 = (lmac * NIC_TL4_PER_LMAC) + (bgx * NIC_TL4_PER_BGX);
+        } else {
+                for (svf = 0; svf < MAX_SQS_PER_VF; svf++) {
+                        if (nic->vf_sqs[pqs_vnic][svf] == vnic)
+                                break;
+                }
+                tl4 = (MAX_LMAC_PER_BGX * NIC_TL4_PER_LMAC);
+                tl4 += (lmac * NIC_TL4_PER_LMAC * MAX_SQS_PER_VF);
+                tl4 += (svf * NIC_TL4_PER_LMAC);
+                tl4 += (bgx * NIC_TL4_PER_BGX);
+        }
         tl4 += sq_idx;
-        if (sq->sqs_mode)
-                tl4 += vnic * 8;
 
         tl3 = tl4 / (NIC_MAX_TL4 / NIC_MAX_TL3);
         nic_reg_write(nic, NIC_PF_QSET_0_127_SQ_0_7_CFG2 |
diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
index 3ed21988626b..63a39ac97d53 100644
--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
@@ -551,7 +551,9 @@ static int bgx_xaui_check_link(struct lmac *lmac)
         }
 
         /* Clear rcvflt bit (latching high) and read it back */
-        bgx_reg_modify(bgx, lmacid, BGX_SPUX_STATUS2, SPU_STATUS2_RCVFLT);
+        if (bgx_reg_read(bgx, lmacid, BGX_SPUX_STATUS2) & SPU_STATUS2_RCVFLT)
+                bgx_reg_modify(bgx, lmacid,
+                               BGX_SPUX_STATUS2, SPU_STATUS2_RCVFLT);
         if (bgx_reg_read(bgx, lmacid, BGX_SPUX_STATUS2) & SPU_STATUS2_RCVFLT) {
                 dev_err(&bgx->pdev->dev, "Receive fault, retry training\n");
                 if (bgx->use_training) {
@@ -570,13 +572,6 @@ static int bgx_xaui_check_link(struct lmac *lmac)
                 return -1;
         }
 
-        /* Wait for MAC RX to be ready */
-        if (bgx_poll_reg(bgx, lmacid, BGX_SMUX_RX_CTL,
-                         SMU_RX_CTL_STATUS, true)) {
-                dev_err(&bgx->pdev->dev, "SMU RX link not okay\n");
-                return -1;
-        }
-
         /* Wait for BGX RX to be idle */
         if (bgx_poll_reg(bgx, lmacid, BGX_SMUX_CTL, SMU_CTL_RX_IDLE, false)) {
                 dev_err(&bgx->pdev->dev, "SMU RX not idle\n");
@@ -589,29 +584,30 @@ static int bgx_xaui_check_link(struct lmac *lmac)
                 return -1;
         }
 
-        if (bgx_reg_read(bgx, lmacid, BGX_SPUX_STATUS2) & SPU_STATUS2_RCVFLT) {
-                dev_err(&bgx->pdev->dev, "Receive fault\n");
-                return -1;
-        }
-
-        /* Receive link is latching low. Force it high and verify it */
-        bgx_reg_modify(bgx, lmacid, BGX_SPUX_STATUS1, SPU_STATUS1_RCV_LNK);
-        if (bgx_poll_reg(bgx, lmacid, BGX_SPUX_STATUS1,
-                         SPU_STATUS1_RCV_LNK, false)) {
-                dev_err(&bgx->pdev->dev, "SPU receive link down\n");
-                return -1;
-        }
-
+        /* Clear receive packet disable */
         cfg = bgx_reg_read(bgx, lmacid, BGX_SPUX_MISC_CONTROL);
         cfg &= ~SPU_MISC_CTL_RX_DIS;
         bgx_reg_write(bgx, lmacid, BGX_SPUX_MISC_CONTROL, cfg);
-        return 0;
+
+        /* Check for MAC RX faults */
+        cfg = bgx_reg_read(bgx, lmacid, BGX_SMUX_RX_CTL);
+        /* 0 - Link is okay, 1 - Local fault, 2 - Remote fault */
+        cfg &= SMU_RX_CTL_STATUS;
+        if (!cfg)
+                return 0;
+
+        /* Rx local/remote fault seen.
+         * Do lmac reinit to see if condition recovers
+         */
+        bgx_lmac_xaui_init(bgx, lmacid, bgx->lmac_type);
+
+        return -1;
 }
 
 static void bgx_poll_for_link(struct work_struct *work)
 {
         struct lmac *lmac;
-        u64 link;
+        u64 spu_link, smu_link;
 
         lmac = container_of(work, struct lmac, dwork.work);
 
@@ -621,8 +617,11 @@ static void bgx_poll_for_link(struct work_struct *work)
         bgx_poll_reg(lmac->bgx, lmac->lmacid, BGX_SPUX_STATUS1,
                      SPU_STATUS1_RCV_LNK, false);
 
-        link = bgx_reg_read(lmac->bgx, lmac->lmacid, BGX_SPUX_STATUS1);
-        if (link & SPU_STATUS1_RCV_LNK) {
+        spu_link = bgx_reg_read(lmac->bgx, lmac->lmacid, BGX_SPUX_STATUS1);
+        smu_link = bgx_reg_read(lmac->bgx, lmac->lmacid, BGX_SMUX_RX_CTL);
+
+        if ((spu_link & SPU_STATUS1_RCV_LNK) &&
+            !(smu_link & SMU_RX_CTL_STATUS)) {
                 lmac->link_up = 1;
                 if (lmac->bgx->lmac_type == BGX_MODE_XLAUI)
                         lmac->last_speed = 40000;
@@ -636,9 +635,15 @@ static void bgx_poll_for_link(struct work_struct *work)
         }
 
         if (lmac->last_link != lmac->link_up) {
+                if (lmac->link_up) {
+                        if (bgx_xaui_check_link(lmac)) {
+                                /* Errors, clear link_up state */
+                                lmac->link_up = 0;
+                                lmac->last_speed = SPEED_UNKNOWN;
+                                lmac->last_duplex = DUPLEX_UNKNOWN;
+                        }
+                }
                 lmac->last_link = lmac->link_up;
-                if (lmac->link_up)
-                        bgx_xaui_check_link(lmac);
         }
 
         queue_delayed_work(lmac->check_link, &lmac->dwork, HZ * 2);
@@ -710,7 +715,7 @@ static int bgx_lmac_enable(struct bgx *bgx, u8 lmacid)
 static void bgx_lmac_disable(struct bgx *bgx, u8 lmacid)
 {
         struct lmac *lmac;
-        u64 cmrx_cfg;
+        u64 cfg;
 
         lmac = &bgx->lmac[lmacid];
         if (lmac->check_link) {
@@ -719,9 +724,33 @@ static void bgx_lmac_disable(struct bgx *bgx, u8 lmacid)
                 destroy_workqueue(lmac->check_link);
         }
 
-        cmrx_cfg = bgx_reg_read(bgx, lmacid, BGX_CMRX_CFG);
-        cmrx_cfg &= ~(1 << 15);
-        bgx_reg_write(bgx, lmacid, BGX_CMRX_CFG, cmrx_cfg);
+        /* Disable packet reception */
+        cfg = bgx_reg_read(bgx, lmacid, BGX_CMRX_CFG);
+        cfg &= ~CMR_PKT_RX_EN;
+        bgx_reg_write(bgx, lmacid, BGX_CMRX_CFG, cfg);
+
+        /* Give chance for Rx/Tx FIFO to get drained */
+        bgx_poll_reg(bgx, lmacid, BGX_CMRX_RX_FIFO_LEN, (u64)0x1FFF, true);
+        bgx_poll_reg(bgx, lmacid, BGX_CMRX_TX_FIFO_LEN, (u64)0x3FFF, true);
+
+        /* Disable packet transmission */
+        cfg = bgx_reg_read(bgx, lmacid, BGX_CMRX_CFG);
+        cfg &= ~CMR_PKT_TX_EN;
+        bgx_reg_write(bgx, lmacid, BGX_CMRX_CFG, cfg);
+
+        /* Disable serdes lanes */
+        if (!lmac->is_sgmii)
+                bgx_reg_modify(bgx, lmacid,
+                               BGX_SPUX_CONTROL1, SPU_CTL_LOW_POWER);
+        else
+                bgx_reg_modify(bgx, lmacid,
+                               BGX_GMP_PCS_MRX_CTL, PCS_MRX_CTL_PWR_DN);
+
+        /* Disable LMAC */
+        cfg = bgx_reg_read(bgx, lmacid, BGX_CMRX_CFG);
+        cfg &= ~CMR_EN;
+        bgx_reg_write(bgx, lmacid, BGX_CMRX_CFG, cfg);
+
         bgx_flush_dmac_addrs(bgx, lmacid);
 
         if ((bgx->lmac_type != BGX_MODE_XFI) &&
diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
index 149e179363a1..42010d2e5ddf 100644
--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
@@ -41,6 +41,7 @@
 #define BGX_CMRX_RX_STAT10              0xC0
 #define BGX_CMRX_RX_BP_DROP             0xC8
 #define BGX_CMRX_RX_DMAC_CTL            0x0E8
+#define BGX_CMRX_RX_FIFO_LEN            0x108
 #define BGX_CMR_RX_DMACX_CAM            0x200
 #define  RX_DMACX_CAM_EN                        BIT_ULL(48)
 #define  RX_DMACX_CAM_LMACID(x)                 (x << 49)
@@ -50,6 +51,7 @@
 #define BGX_CMR_CHAN_MSK_AND            0x450
 #define BGX_CMR_BIST_STATUS             0x460
 #define BGX_CMR_RX_LMACS                0x468
+#define BGX_CMRX_TX_FIFO_LEN            0x518
 #define BGX_CMRX_TX_STAT0               0x600
 #define BGX_CMRX_TX_STAT1               0x608
 #define BGX_CMRX_TX_STAT2               0x610
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 864cb21351a4..ecdb6854a898 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -2121,7 +2121,7 @@ static void handle_error_info_rsp(union ibmvnic_crq *crq,
                                   struct ibmvnic_adapter *adapter)
 {
         struct device *dev = &adapter->vdev->dev;
-        struct ibmvnic_error_buff *error_buff;
+        struct ibmvnic_error_buff *error_buff, *tmp;
         unsigned long flags;
         bool found = false;
         int i;
@@ -2133,7 +2133,7 @@ static void handle_error_info_rsp(union ibmvnic_crq *crq,
         }
 
         spin_lock_irqsave(&adapter->error_list_lock, flags);
-        list_for_each_entry(error_buff, &adapter->errors, list)
+        list_for_each_entry_safe(error_buff, tmp, &adapter->errors, list)
                 if (error_buff->error_id == crq->request_error_rsp.error_id) {
                         found = true;
                         list_del(&error_buff->list);
@@ -3141,14 +3141,14 @@ static void handle_request_ras_comp_num_rsp(union ibmvnic_crq *crq,
 
 static void ibmvnic_free_inflight(struct ibmvnic_adapter *adapter)
 {
-        struct ibmvnic_inflight_cmd *inflight_cmd;
+        struct ibmvnic_inflight_cmd *inflight_cmd, *tmp1;
         struct device *dev = &adapter->vdev->dev;
-        struct ibmvnic_error_buff *error_buff;
+        struct ibmvnic_error_buff *error_buff, *tmp2;
         unsigned long flags;
         unsigned long flags2;
 
         spin_lock_irqsave(&adapter->inflight_lock, flags);
-        list_for_each_entry(inflight_cmd, &adapter->inflight, list) {
+        list_for_each_entry_safe(inflight_cmd, tmp1, &adapter->inflight, list) {
                 switch (inflight_cmd->crq.generic.cmd) {
                 case LOGIN:
                         dma_unmap_single(dev, adapter->login_buf_token,
@@ -3165,8 +3165,8 @@ static void ibmvnic_free_inflight(struct ibmvnic_adapter *adapter)
                         break;
                 case REQUEST_ERROR_INFO:
                         spin_lock_irqsave(&adapter->error_list_lock, flags2);
-                        list_for_each_entry(error_buff, &adapter->errors,
-                                            list) {
+                        list_for_each_entry_safe(error_buff, tmp2,
+                                                 &adapter->errors, list) {
                                 dma_unmap_single(dev, error_buff->dma,
                                                  error_buff->len,
                                                  DMA_FROM_DEVICE);
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 75e60897b7e7..73f745205a1c 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -154,6 +154,16 @@ void __ew32(struct e1000_hw *hw, unsigned long reg, u32 val)
         writel(val, hw->hw_addr + reg);
 }
 
+static bool e1000e_vlan_used(struct e1000_adapter *adapter)
+{
+        u16 vid;
+
+        for_each_set_bit(vid, adapter->active_vlans, VLAN_N_VID)
+                return true;
+
+        return false;
+}
+
 /**
  * e1000_regdump - register printout routine
  * @hw: pointer to the HW structure
@@ -2789,7 +2799,7 @@ static void e1000e_vlan_filter_enable(struct e1000_adapter *adapter)
 }
 
 /**
- * e1000e_vlan_strip_enable - helper to disable HW VLAN stripping
+ * e1000e_vlan_strip_disable - helper to disable HW VLAN stripping
  * @adapter: board private structure to initialize
  **/
 static void e1000e_vlan_strip_disable(struct e1000_adapter *adapter)
@@ -3443,7 +3453,8 @@ static void e1000e_set_rx_mode(struct net_device *netdev)
 
         ew32(RCTL, rctl);
 
-        if (netdev->features & NETIF_F_HW_VLAN_CTAG_RX)
+        if (netdev->features & NETIF_F_HW_VLAN_CTAG_RX ||
+            e1000e_vlan_used(adapter))
                 e1000e_vlan_strip_enable(adapter);
         else
                 e1000e_vlan_strip_disable(adapter);
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 4763252bbf85..d1cdc2d76151 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -481,20 +481,23 @@ static inline void mtk_rx_get_desc(struct mtk_rx_dma *rxd,
 /* the qdma core needs scratch memory to be setup */
 static int mtk_init_fq_dma(struct mtk_eth *eth)
 {
-        dma_addr_t phy_ring_head, phy_ring_tail;
+        dma_addr_t phy_ring_tail;
         int cnt = MTK_DMA_SIZE;
         dma_addr_t dma_addr;
         int i;
 
         eth->scratch_ring = dma_alloc_coherent(eth->dev,
                                                cnt * sizeof(struct mtk_tx_dma),
-                                               &phy_ring_head,
+                                               &eth->phy_scratch_ring,
                                                GFP_ATOMIC | __GFP_ZERO);
         if (unlikely(!eth->scratch_ring))
                 return -ENOMEM;
 
         eth->scratch_head = kcalloc(cnt, MTK_QDMA_PAGE_SIZE,
                                     GFP_KERNEL);
+        if (unlikely(!eth->scratch_head))
+                return -ENOMEM;
+
         dma_addr = dma_map_single(eth->dev,
                                   eth->scratch_head, cnt * MTK_QDMA_PAGE_SIZE,
                                   DMA_FROM_DEVICE);
@@ -502,19 +505,19 @@ static int mtk_init_fq_dma(struct mtk_eth *eth)
                 return -ENOMEM;
 
         memset(eth->scratch_ring, 0x0, sizeof(struct mtk_tx_dma) * cnt);
-        phy_ring_tail = phy_ring_head +
+        phy_ring_tail = eth->phy_scratch_ring +
                         (sizeof(struct mtk_tx_dma) * (cnt - 1));
 
         for (i = 0; i < cnt; i++) {
                 eth->scratch_ring[i].txd1 =
                                         (dma_addr + (i * MTK_QDMA_PAGE_SIZE));
                 if (i < cnt - 1)
-                        eth->scratch_ring[i].txd2 = (phy_ring_head +
+                        eth->scratch_ring[i].txd2 = (eth->phy_scratch_ring +
                                 ((i + 1) * sizeof(struct mtk_tx_dma)));
                 eth->scratch_ring[i].txd3 = TX_DMA_SDL(MTK_QDMA_PAGE_SIZE);
         }
 
-        mtk_w32(eth, phy_ring_head, MTK_QDMA_FQ_HEAD);
+        mtk_w32(eth, eth->phy_scratch_ring, MTK_QDMA_FQ_HEAD);
         mtk_w32(eth, phy_ring_tail, MTK_QDMA_FQ_TAIL);
         mtk_w32(eth, (cnt << 16) | cnt, MTK_QDMA_FQ_CNT);
         mtk_w32(eth, MTK_QDMA_PAGE_SIZE << 16, MTK_QDMA_FQ_BLEN);
@@ -671,7 +674,7 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev,
 
 err_dma:
         do {
-                tx_buf = mtk_desc_to_tx_buf(ring, txd);
+                tx_buf = mtk_desc_to_tx_buf(ring, itxd);
 
                 /* unmap dma */
                 mtk_tx_unmap(&dev->dev, tx_buf);
@@ -701,6 +704,20 @@ static inline int mtk_cal_txd_req(struct sk_buff *skb)
         return nfrags;
 }
 
+static int mtk_queue_stopped(struct mtk_eth *eth)
+{
+        int i;
+
+        for (i = 0; i < MTK_MAC_COUNT; i++) {
+                if (!eth->netdev[i])
+                        continue;
+                if (netif_queue_stopped(eth->netdev[i]))
+                        return 1;
+        }
+
+        return 0;
+}
+
 static void mtk_wake_queue(struct mtk_eth *eth)
 {
         int i;
@@ -766,12 +783,9 @@ static int mtk_start_xmit(struct sk_buff *skb, struct net_device *dev)
         if (mtk_tx_map(skb, dev, tx_num, ring, gso) < 0)
                 goto drop;
 
-        if (unlikely(atomic_read(&ring->free_count) <= ring->thresh)) {
+        if (unlikely(atomic_read(&ring->free_count) <= ring->thresh))
                 mtk_stop_queue(eth);
-                if (unlikely(atomic_read(&ring->free_count) >
-                             ring->thresh))
-                        mtk_wake_queue(eth);
-        }
+
         spin_unlock_irqrestore(&eth->page_lock, flags);
 
         return NETDEV_TX_OK;
@@ -826,6 +840,7 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
                                           DMA_FROM_DEVICE);
                 if (unlikely(dma_mapping_error(&netdev->dev, dma_addr))) {
                         skb_free_frag(new_data);
+                        netdev->stats.rx_dropped++;
                         goto release_desc;
                 }
 
@@ -833,6 +848,7 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
                 skb = build_skb(data, ring->frag_size);
                 if (unlikely(!skb)) {
                         put_page(virt_to_head_page(new_data));
+                        netdev->stats.rx_dropped++;
                         goto release_desc;
                 }
                 skb_reserve(skb, NET_SKB_PAD + NET_IP_ALIGN);
@@ -921,7 +937,6 @@ static int mtk_poll_tx(struct mtk_eth *eth, int budget, bool *tx_again)
                 }
                 mtk_tx_unmap(eth->dev, tx_buf);
 
-                ring->last_free->txd2 = next_cpu;
                 ring->last_free = desc;
                 atomic_inc(&ring->free_count);
 
@@ -946,7 +961,8 @@ static int mtk_poll_tx(struct mtk_eth *eth, int budget, bool *tx_again)
         if (!total)
                 return 0;
 
-        if (atomic_read(&ring->free_count) > ring->thresh)
+        if (mtk_queue_stopped(eth) &&
+            (atomic_read(&ring->free_count) > ring->thresh))
                 mtk_wake_queue(eth);
 
         return total;
@@ -1027,9 +1043,8 @@ static int mtk_tx_alloc(struct mtk_eth *eth)
 
         atomic_set(&ring->free_count, MTK_DMA_SIZE - 2);
         ring->next_free = &ring->dma[0];
-        ring->last_free = &ring->dma[MTK_DMA_SIZE - 2];
-        ring->thresh = max((unsigned long)MTK_DMA_SIZE >> 2,
-                              MAX_SKB_FRAGS);
+        ring->last_free = &ring->dma[MTK_DMA_SIZE - 1];
+        ring->thresh = MAX_SKB_FRAGS;
 
         /* make sure that all changes to the dma ring are flushed before we
          * continue
@@ -1207,6 +1222,14 @@ static void mtk_dma_free(struct mtk_eth *eth)
         for (i = 0; i < MTK_MAC_COUNT; i++)
                 if (eth->netdev[i])
                         netdev_reset_queue(eth->netdev[i]);
+        if (eth->scratch_ring) {
+                dma_free_coherent(eth->dev,
+                                  MTK_DMA_SIZE * sizeof(struct mtk_tx_dma),
+                                  eth->scratch_ring,
+                                  eth->phy_scratch_ring);
+                eth->scratch_ring = NULL;
+                eth->phy_scratch_ring = 0;
+        }
         mtk_tx_clean(eth);
         mtk_rx_clean(eth);
         kfree(eth->scratch_head);
@@ -1269,7 +1292,7 @@ static int mtk_start_dma(struct mtk_eth *eth)
         mtk_w32(eth,
                 MTK_TX_WB_DDONE | MTK_RX_DMA_EN | MTK_TX_DMA_EN |
                 MTK_RX_2B_OFFSET | MTK_DMA_SIZE_16DWORDS |
-                MTK_RX_BT_32DWORDS,
+                MTK_RX_BT_32DWORDS | MTK_NDP_CO_PRO,
                 MTK_QDMA_GLO_CFG);
 
         return 0;
@@ -1383,7 +1406,7 @@ static int __init mtk_hw_init(struct mtk_eth *eth)
 
         /* disable delay and normal interrupt */
         mtk_w32(eth, 0, MTK_QDMA_DELAY_INT);
-        mtk_irq_disable(eth, MTK_TX_DONE_INT | MTK_RX_DONE_INT);
+        mtk_irq_disable(eth, ~0);
         mtk_w32(eth, RST_GL_PSE, MTK_RST_GL);
         mtk_w32(eth, 0, MTK_RST_GL);
 
@@ -1697,7 +1720,7 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np)
         mac->hw_stats->reg_offset = id * MTK_STAT_OFFSET;
 
         SET_NETDEV_DEV(eth->netdev[id], eth->dev);
-        eth->netdev[id]->watchdog_timeo = HZ;
+        eth->netdev[id]->watchdog_timeo = 5 * HZ;
         eth->netdev[id]->netdev_ops = &mtk_netdev_ops;
         eth->netdev[id]->base_addr = (unsigned long)eth->base;
         eth->netdev[id]->vlan_features = MTK_HW_FEATURES &
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index eed626d56ea4..a5eb7c62306b 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -91,6 +91,7 @@
 #define MTK_QDMA_GLO_CFG        0x1A04
 #define MTK_RX_2B_OFFSET        BIT(31)
 #define MTK_RX_BT_32DWORDS      (3 << 11)
+#define MTK_NDP_CO_PRO          BIT(10)
 #define MTK_TX_WB_DDONE         BIT(6)
 #define MTK_DMA_SIZE_16DWORDS   (2 << 4)
 #define MTK_RX_DMA_BUSY         BIT(3)
@@ -357,6 +358,7 @@ struct mtk_rx_ring {
  * @rx_ring:            Pointer to the memore holding info about the RX ring
  * @rx_napi:            The NAPI struct
  * @scratch_ring:       Newer SoCs need memory for a second HW managed TX ring
+ * @phy_scratch_ring:   physical address of scratch_ring
  * @scratch_head:       The scratch memory that scratch_ring points to.
  * @clk_ethif:          The ethif clock
  * @clk_esw:            The switch clock
@@ -384,6 +386,7 @@ struct mtk_eth {
         struct mtk_rx_ring              rx_ring;
         struct napi_struct              rx_napi;
         struct mtk_tx_dma               *scratch_ring;
+        dma_addr_t                      phy_scratch_ring;
         void                            *scratch_head;
         struct clk                      *clk_ethif;
         struct clk                      *clk_esw;
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index e94ca1c3fc7c..f04a423ff79d 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -2597,7 +2597,6 @@ int mlx4_cmd_use_events(struct mlx4_dev *dev)
         priv->cmd.free_head = 0;
 
         sema_init(&priv->cmd.event_sem, priv->cmd.max_cmds);
-        spin_lock_init(&priv->cmd.context_lock);
 
         for (priv->cmd.token_mask = 1;
              priv->cmd.token_mask < priv->cmd.max_cmds;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 19ceced6736c..0c0dfd6cdca6 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -406,14 +406,18 @@ static int mlx4_en_vlan_rx_add_vid(struct net_device *dev,
         mutex_lock(&mdev->state_lock);
         if (mdev->device_up && priv->port_up) {
                 err = mlx4_SET_VLAN_FLTR(mdev->dev, priv);
-                if (err)
+                if (err) {
                         en_err(priv, "Failed configuring VLAN filter\n");
+                        goto out;
+                }
         }
-        if (mlx4_register_vlan(mdev->dev, priv->port, vid, &idx))
-                en_dbg(HW, priv, "failed adding vlan %d\n", vid);
-        mutex_unlock(&mdev->state_lock);
+        err = mlx4_register_vlan(mdev->dev, priv->port, vid, &idx);
+        if (err)
+                en_dbg(HW, priv, "Failed adding vlan %d\n", vid);
 
-        return 0;
+out:
+        mutex_unlock(&mdev->state_lock);
+        return err;
 }
 
 static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev,
@@ -421,7 +425,7 @@ static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev,
 {
         struct mlx4_en_priv *priv = netdev_priv(dev);
         struct mlx4_en_dev *mdev = priv->mdev;
-        int err;
+        int err = 0;
 
         en_dbg(HW, priv, "Killing VID:%d\n", vid);
 
@@ -438,7 +442,7 @@ static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev,
         }
         mutex_unlock(&mdev->state_lock);
 
-        return 0;
+        return err;
 }
 
 static void mlx4_en_u64_to_mac(unsigned char dst_mac[ETH_ALEN + 2], u64 src_mac)
@@ -2032,11 +2036,20 @@ err:
         return -ENOMEM;
 }
 
+static void mlx4_en_shutdown(struct net_device *dev)
+{
+        rtnl_lock();
+        netif_device_detach(dev);
+        mlx4_en_close(dev);
+        rtnl_unlock();
+}
 
 void mlx4_en_destroy_netdev(struct net_device *dev)
 {
         struct mlx4_en_priv *priv = netdev_priv(dev);
         struct mlx4_en_dev *mdev = priv->mdev;
+        bool shutdown = mdev->dev->persist->interface_state &
+                                            MLX4_INTERFACE_STATE_SHUTDOWN;
 
         en_dbg(DRV, priv, "Destroying netdev on port:%d\n", priv->port);
 
@@ -2044,7 +2057,10 @@ void mlx4_en_destroy_netdev(struct net_device *dev)
         if (priv->registered) {
                 devlink_port_type_clear(mlx4_get_devlink_port(mdev->dev,
                                                               priv->port));
-                unregister_netdev(dev);
+                if (shutdown)
+                        mlx4_en_shutdown(dev);
+                else
+                        unregister_netdev(dev);
         }
 
         if (priv->allocated)
@@ -2069,7 +2085,8 @@ void mlx4_en_destroy_netdev(struct net_device *dev)
         kfree(priv->tx_ring);
         kfree(priv->tx_cq);
 
-        free_netdev(dev);
+        if (!shutdown)
+                free_netdev(dev);
 }
 
 static int mlx4_en_change_mtu(struct net_device *dev, int new_mtu)
@@ -2447,9 +2464,14 @@ static netdev_features_t mlx4_en_features_check(struct sk_buff *skb,
          * strip that feature if this is an IPv6 encapsulated frame.
          */
         if (skb->encapsulation &&
-            (skb->ip_summed == CHECKSUM_PARTIAL) &&
-            (ip_hdr(skb)->version != 4))
-                features &= ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK);
+            (skb->ip_summed == CHECKSUM_PARTIAL)) {
+                struct mlx4_en_priv *priv = netdev_priv(dev);
+
+                if (!priv->vxlan_port ||
+                    (ip_hdr(skb)->version != 4) ||
+                    (udp_hdr(skb)->dest != priv->vxlan_port))
+                        features &= ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK);
+        }
 
         return features;
 }
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 12c77a70abdb..546fab0ecc3b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -3222,6 +3222,7 @@ static int mlx4_load_one(struct pci_dev *pdev, int pci_dev_data,
 
         INIT_LIST_HEAD(&priv->pgdir_list);
         mutex_init(&priv->pgdir_mutex);
+        spin_lock_init(&priv->cmd.context_lock);
 
         INIT_LIST_HEAD(&priv->bf_list);
         mutex_init(&priv->bf_mutex);
@@ -4134,8 +4135,11 @@ static void mlx4_shutdown(struct pci_dev *pdev)
 
         mlx4_info(persist->dev, "mlx4_shutdown was called\n");
         mutex_lock(&persist->interface_state_mutex);
-        if (persist->interface_state & MLX4_INTERFACE_STATE_UP)
+        if (persist->interface_state & MLX4_INTERFACE_STATE_UP) {
+                /* Notify mlx4 clients that the kernel is being shut down */
+                persist->interface_state |= MLX4_INTERFACE_STATE_SHUTDOWN;
                 mlx4_unload_one(pdev);
+        }
         mutex_unlock(&persist->interface_state_mutex);
 }
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index dcd2df6518de..0b4986268cc9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -545,6 +545,7 @@ const char *mlx5_command_str(int command)
         MLX5_COMMAND_STR_CASE(ALLOC_FLOW_COUNTER);
         MLX5_COMMAND_STR_CASE(DEALLOC_FLOW_COUNTER);
         MLX5_COMMAND_STR_CASE(QUERY_FLOW_COUNTER);
+        MLX5_COMMAND_STR_CASE(MODIFY_FLOW_TABLE);
         default: return "unknown command opcode";
         }
 }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index e8a6c3325b39..baa991a23475 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -401,7 +401,7 @@ enum mlx5e_traffic_types {
 };
 
 enum {
-        MLX5E_STATE_ASYNC_EVENTS_ENABLE,
+        MLX5E_STATE_ASYNC_EVENTS_ENABLED,
         MLX5E_STATE_OPENED,
         MLX5E_STATE_DESTROYING,
 };
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index fc7dcc03b1de..e667a870e0c2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -184,7 +184,9 @@ static unsigned long mlx5e_query_pfc_combined(struct mlx5e_priv *priv)
 #define MLX5E_NUM_SQ_STATS(priv) \
         (NUM_SQ_STATS * priv->params.num_channels * priv->params.num_tc * \
          test_bit(MLX5E_STATE_OPENED, &priv->state))
-#define MLX5E_NUM_PFC_COUNTERS(priv) hweight8(mlx5e_query_pfc_combined(priv))
+#define MLX5E_NUM_PFC_COUNTERS(priv) \
+        (hweight8(mlx5e_query_pfc_combined(priv)) * \
+         NUM_PPORT_PER_PRIO_PFC_COUNTERS)
 
 static int mlx5e_get_sset_count(struct net_device *dev, int sset)
 {
@@ -211,42 +213,41 @@ static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, uint8_t *data)
 
         /* SW counters */
         for (i = 0; i < NUM_SW_COUNTERS; i++)
-                strcpy(data + (idx++) * ETH_GSTRING_LEN, sw_stats_desc[i].name);
+                strcpy(data + (idx++) * ETH_GSTRING_LEN, sw_stats_desc[i].format);
 
         /* Q counters */
         for (i = 0; i < MLX5E_NUM_Q_CNTRS(priv); i++)
-                strcpy(data + (idx++) * ETH_GSTRING_LEN, q_stats_desc[i].name);
+                strcpy(data + (idx++) * ETH_GSTRING_LEN, q_stats_desc[i].format);
 
         /* VPORT counters */
         for (i = 0; i < NUM_VPORT_COUNTERS; i++)
                 strcpy(data + (idx++) * ETH_GSTRING_LEN,
-                       vport_stats_desc[i].name);
+                       vport_stats_desc[i].format);
 
         /* PPORT counters */
         for (i = 0; i < NUM_PPORT_802_3_COUNTERS; i++)
                 strcpy(data + (idx++) * ETH_GSTRING_LEN,
-                       pport_802_3_stats_desc[i].name);
+                       pport_802_3_stats_desc[i].format);
 
         for (i = 0; i < NUM_PPORT_2863_COUNTERS; i++)
                 strcpy(data + (idx++) * ETH_GSTRING_LEN,
-                       pport_2863_stats_desc[i].name);
+                       pport_2863_stats_desc[i].format);
 
         for (i = 0; i < NUM_PPORT_2819_COUNTERS; i++)
                 strcpy(data + (idx++) * ETH_GSTRING_LEN,
-                       pport_2819_stats_desc[i].name);
+                       pport_2819_stats_desc[i].format);
 
         for (prio = 0; prio < NUM_PPORT_PRIO; prio++) {
                 for (i = 0; i < NUM_PPORT_PER_PRIO_TRAFFIC_COUNTERS; i++)
-                        sprintf(data + (idx++) * ETH_GSTRING_LEN, "prio%d_%s",
-                                prio,
-                                pport_per_prio_traffic_stats_desc[i].name);
+                        sprintf(data + (idx++) * ETH_GSTRING_LEN,
+                                pport_per_prio_traffic_stats_desc[i].format, prio);
         }
 
         pfc_combined = mlx5e_query_pfc_combined(priv);
         for_each_set_bit(prio, &pfc_combined, NUM_PPORT_PRIO) {
                 for (i = 0; i < NUM_PPORT_PER_PRIO_PFC_COUNTERS; i++) {
-                        sprintf(data + (idx++) * ETH_GSTRING_LEN, "prio%d_%s",
-                                prio, pport_per_prio_pfc_stats_desc[i].name);
+                        sprintf(data + (idx++) * ETH_GSTRING_LEN,
+                                pport_per_prio_pfc_stats_desc[i].format, prio);
                 }
         }
 
@@ -256,16 +257,15 @@ static void mlx5e_fill_stats_strings(struct mlx5e_priv *priv, uint8_t *data)
         /* per channel counters */
         for (i = 0; i < priv->params.num_channels; i++)
                 for (j = 0; j < NUM_RQ_STATS; j++)
-                        sprintf(data + (idx++) * ETH_GSTRING_LEN, "rx%d_%s", i,
-                                rq_stats_desc[j].name);
+                        sprintf(data + (idx++) * ETH_GSTRING_LEN,
+                                rq_stats_desc[j].format, i);
 
         for (tc = 0; tc < priv->params.num_tc; tc++)
                 for (i = 0; i < priv->params.num_channels; i++)
                         for (j = 0; j < NUM_SQ_STATS; j++)
                                 sprintf(data + (idx++) * ETH_GSTRING_LEN,
-                                        "tx%d_%s",
-                                        priv->channeltc_to_txq_map[i][tc],
-                                        sq_stats_desc[j].name);
+                                        sq_stats_desc[j].format,
+                                        priv->channeltc_to_txq_map[i][tc]);
 }
 
 static void mlx5e_get_strings(struct net_device *dev,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index f5c8d5db25a8..cb6defd71fc1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -105,11 +105,11 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv)
 
                 s->rx_packets   += rq_stats->packets;
                 s->rx_bytes     += rq_stats->bytes;
-                s->lro_packets  += rq_stats->lro_packets;
-                s->lro_bytes    += rq_stats->lro_bytes;
+                s->rx_lro_packets += rq_stats->lro_packets;
+                s->rx_lro_bytes += rq_stats->lro_bytes;
                 s->rx_csum_none += rq_stats->csum_none;
-                s->rx_csum_sw   += rq_stats->csum_sw;
-                s->rx_csum_inner += rq_stats->csum_inner;
+                s->rx_csum_complete += rq_stats->csum_complete;
+                s->rx_csum_unnecessary_inner += rq_stats->csum_unnecessary_inner;
                 s->rx_wqe_err   += rq_stats->wqe_err;
                 s->rx_mpwqe_filler += rq_stats->mpwqe_filler;
                 s->rx_mpwqe_frag   += rq_stats->mpwqe_frag;
@@ -122,24 +122,23 @@ static void mlx5e_update_sw_counters(struct mlx5e_priv *priv)
 
                         s->tx_packets           += sq_stats->packets;
                         s->tx_bytes             += sq_stats->bytes;
-                        s->tso_packets          += sq_stats->tso_packets;
-                        s->tso_bytes            += sq_stats->tso_bytes;
-                        s->tso_inner_packets    += sq_stats->tso_inner_packets;
-                        s->tso_inner_bytes      += sq_stats->tso_inner_bytes;
+                        s->tx_tso_packets       += sq_stats->tso_packets;
+                        s->tx_tso_bytes         += sq_stats->tso_bytes;
+                        s->tx_tso_inner_packets += sq_stats->tso_inner_packets;
+                        s->tx_tso_inner_bytes   += sq_stats->tso_inner_bytes;
                         s->tx_queue_stopped     += sq_stats->stopped;
                         s->tx_queue_wake        += sq_stats->wake;
                         s->tx_queue_dropped     += sq_stats->dropped;
-                        s->tx_csum_inner        += sq_stats->csum_offload_inner;
-                        tx_offload_none         += sq_stats->csum_offload_none;
+                        s->tx_csum_partial_inner += sq_stats->csum_partial_inner;
+                        tx_offload_none         += sq_stats->csum_none;
                 }
         }
 
         /* Update calculated offload counters */
-        s->tx_csum_offload = s->tx_packets - tx_offload_none - s->tx_csum_inner;
-        s->rx_csum_good    = s->rx_packets - s->rx_csum_none -
-                             s->rx_csum_sw;
+        s->tx_csum_partial = s->tx_packets - tx_offload_none - s->tx_csum_partial_inner;
+        s->rx_csum_unnecessary = s->rx_packets - s->rx_csum_none - s->rx_csum_complete;
 
-        s->link_down_events = MLX5_GET(ppcnt_reg,
+        s->link_down_events_phy = MLX5_GET(ppcnt_reg,
                                 priv->stats.pport.phy_counters,
                                 counter_set.phys_layer_cntrs.link_down_events);
 }
@@ -244,7 +243,7 @@ static void mlx5e_async_event(struct mlx5_core_dev *mdev, void *vpriv,
 {
         struct mlx5e_priv *priv = vpriv;
 
-        if (!test_bit(MLX5E_STATE_ASYNC_EVENTS_ENABLE, &priv->state))
+        if (!test_bit(MLX5E_STATE_ASYNC_EVENTS_ENABLED, &priv->state))
                 return;
 
         switch (event) {
@@ -260,12 +259,12 @@ static void mlx5e_async_event(struct mlx5_core_dev *mdev, void *vpriv,
 
 static void mlx5e_enable_async_events(struct mlx5e_priv *priv)
 {
-        set_bit(MLX5E_STATE_ASYNC_EVENTS_ENABLE, &priv->state);
+        set_bit(MLX5E_STATE_ASYNC_EVENTS_ENABLED, &priv->state);
 }
 
 static void mlx5e_disable_async_events(struct mlx5e_priv *priv)
 {
-        clear_bit(MLX5E_STATE_ASYNC_EVENTS_ENABLE, &priv->state);
+        clear_bit(MLX5E_STATE_ASYNC_EVENTS_ENABLED, &priv->state);
         synchronize_irq(mlx5_get_msix_vec(priv->mdev, MLX5_EQ_VEC_ASYNC));
 }
 
@@ -580,7 +579,7 @@ static int mlx5e_create_sq(struct mlx5e_channel *c,
         void *sqc_wq = MLX5_ADDR_OF(sqc, sqc, wq);
         int err;
 
-        err = mlx5_alloc_map_uar(mdev, &sq->uar, true);
+        err = mlx5_alloc_map_uar(mdev, &sq->uar, !!MLX5_CAP_GEN(mdev, bf));
         if (err)
                 return err;
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index bd947704b59c..022acc2e8922 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -689,7 +689,7 @@ static inline void mlx5e_handle_csum(struct net_device *netdev,
         if (is_first_ethertype_ip(skb)) {
                 skb->ip_summed = CHECKSUM_COMPLETE;
                 skb->csum = csum_unfold((__force __sum16)cqe->check_sum);
-                rq->stats.csum_sw++;
+                rq->stats.csum_complete++;
                 return;
         }
 
@@ -699,7 +699,7 @@ static inline void mlx5e_handle_csum(struct net_device *netdev,
                 if (cqe_is_tunneled(cqe)) {
                         skb->csum_level = 1;
                         skb->encapsulation = 1;
-                        rq->stats.csum_inner++;
+                        rq->stats.csum_unnecessary_inner++;
                 }
                 return;
         }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
index 83bc32b25849..fcd490cc5610 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h
@@ -42,9 +42,11 @@
         be64_to_cpu(*(__be32 *)((char *)ptr + dsc[i].offset))
 
 #define MLX5E_DECLARE_STAT(type, fld) #fld, offsetof(type, fld)
+#define MLX5E_DECLARE_RX_STAT(type, fld) "rx%d_"#fld, offsetof(type, fld)
+#define MLX5E_DECLARE_TX_STAT(type, fld) "tx%d_"#fld, offsetof(type, fld)
 
 struct counter_desc {
-        char            name[ETH_GSTRING_LEN];
+        char            format[ETH_GSTRING_LEN];
         int             offset; /* Byte offset */
 };
 
@@ -53,18 +55,18 @@ struct mlx5e_sw_stats {
         u64 rx_bytes;
         u64 tx_packets;
         u64 tx_bytes;
-        u64 tso_packets;
-        u64 tso_bytes;
-        u64 tso_inner_packets;
-        u64 tso_inner_bytes;
-        u64 lro_packets;
-        u64 lro_bytes;
-        u64 rx_csum_good;
+        u64 tx_tso_packets;
+        u64 tx_tso_bytes;
+        u64 tx_tso_inner_packets;
+        u64 tx_tso_inner_bytes;
+        u64 rx_lro_packets;
+        u64 rx_lro_bytes;
+        u64 rx_csum_unnecessary;
         u64 rx_csum_none;
-        u64 rx_csum_sw;
-        u64 rx_csum_inner;
-        u64 tx_csum_offload;
-        u64 tx_csum_inner;
+        u64 rx_csum_complete;
+        u64 rx_csum_unnecessary_inner;
+        u64 tx_csum_partial;
+        u64 tx_csum_partial_inner;
         u64 tx_queue_stopped;
         u64 tx_queue_wake;
         u64 tx_queue_dropped;
@@ -76,7 +78,7 @@ struct mlx5e_sw_stats {
         u64 rx_cqe_compress_pkts;
 
         /* Special handling counters */
-        u64 link_down_events;
+        u64 link_down_events_phy;
 };
 
 static const struct counter_desc sw_stats_desc[] = {
@@ -84,18 +86,18 @@ static const struct counter_desc sw_stats_desc[] = {
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_bytes) },
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_packets) },
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tso_packets) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tso_bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tso_inner_packets) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tso_inner_bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, lro_packets) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, lro_bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_good) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_tso_packets) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_tso_bytes) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_tso_inner_packets) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_tso_inner_bytes) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_lro_packets) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_lro_bytes) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_unnecessary) },
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_none) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_sw) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_inner) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_csum_offload) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_csum_inner) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_complete) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_csum_unnecessary_inner) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_csum_partial) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_csum_partial_inner) },
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_stopped) },
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_wake) },
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, tx_queue_dropped) },
@@ -105,7 +107,7 @@ static const struct counter_desc sw_stats_desc[] = {
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_buff_alloc_err) },
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cqe_compress_blks) },
         { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, rx_cqe_compress_pkts) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, link_down_events) },
+        { MLX5E_DECLARE_STAT(struct mlx5e_sw_stats, link_down_events_phy) },
 };
 
 struct mlx5e_qcounter_stats {
@@ -125,12 +127,6 @@ struct mlx5e_vport_stats {
 };
 
 static const struct counter_desc vport_stats_desc[] = {
-        { "rx_vport_error_packets",
-                VPORT_COUNTER_OFF(received_errors.packets) },
-        { "rx_vport_error_bytes", VPORT_COUNTER_OFF(received_errors.octets) },
-        { "tx_vport_error_packets",
-                VPORT_COUNTER_OFF(transmit_errors.packets) },
-        { "tx_vport_error_bytes", VPORT_COUNTER_OFF(transmit_errors.octets) },
         { "rx_vport_unicast_packets",
                 VPORT_COUNTER_OFF(received_eth_unicast.packets) },
         { "rx_vport_unicast_bytes",
@@ -192,94 +188,68 @@ struct mlx5e_pport_stats {
 };
 
 static const struct counter_desc pport_802_3_stats_desc[] = {
-        { "frames_tx", PPORT_802_3_OFF(a_frames_transmitted_ok) },
-        { "frames_rx", PPORT_802_3_OFF(a_frames_received_ok) },
-        { "check_seq_err", PPORT_802_3_OFF(a_frame_check_sequence_errors) },
-        { "alignment_err", PPORT_802_3_OFF(a_alignment_errors) },
-        { "octets_tx", PPORT_802_3_OFF(a_octets_transmitted_ok) },
-        { "octets_received", PPORT_802_3_OFF(a_octets_received_ok) },
-        { "multicast_xmitted", PPORT_802_3_OFF(a_multicast_frames_xmitted_ok) },
-        { "broadcast_xmitted", PPORT_802_3_OFF(a_broadcast_frames_xmitted_ok) },
-        { "multicast_rx", PPORT_802_3_OFF(a_multicast_frames_received_ok) },
-        { "broadcast_rx", PPORT_802_3_OFF(a_broadcast_frames_received_ok) },
-        { "in_range_len_errors", PPORT_802_3_OFF(a_in_range_length_errors) },
-        { "out_of_range_len", PPORT_802_3_OFF(a_out_of_range_length_field) },
-        { "too_long_errors", PPORT_802_3_OFF(a_frame_too_long_errors) },
-        { "symbol_err", PPORT_802_3_OFF(a_symbol_error_during_carrier) },
-        { "mac_control_tx", PPORT_802_3_OFF(a_mac_control_frames_transmitted) },
-        { "mac_control_rx", PPORT_802_3_OFF(a_mac_control_frames_received) },
-        { "unsupported_op_rx",
-                PPORT_802_3_OFF(a_unsupported_opcodes_received) },
-        { "pause_ctrl_rx", PPORT_802_3_OFF(a_pause_mac_ctrl_frames_received) },
-        { "pause_ctrl_tx",
-                PPORT_802_3_OFF(a_pause_mac_ctrl_frames_transmitted) },
+        { "tx_packets_phy", PPORT_802_3_OFF(a_frames_transmitted_ok) },
+        { "rx_packets_phy", PPORT_802_3_OFF(a_frames_received_ok) },
+        { "rx_crc_errors_phy", PPORT_802_3_OFF(a_frame_check_sequence_errors) },
+        { "tx_bytes_phy", PPORT_802_3_OFF(a_octets_transmitted_ok) },
+        { "rx_bytes_phy", PPORT_802_3_OFF(a_octets_received_ok) },
+        { "tx_multicast_phy", PPORT_802_3_OFF(a_multicast_frames_xmitted_ok) },
+        { "tx_broadcast_phy", PPORT_802_3_OFF(a_broadcast_frames_xmitted_ok) },
+        { "rx_multicast_phy", PPORT_802_3_OFF(a_multicast_frames_received_ok) },
+        { "rx_broadcast_phy", PPORT_802_3_OFF(a_broadcast_frames_received_ok) },
+        { "rx_in_range_len_errors_phy", PPORT_802_3_OFF(a_in_range_length_errors) },
+        { "rx_out_of_range_len_phy", PPORT_802_3_OFF(a_out_of_range_length_field) },
+        { "rx_oversize_pkts_phy", PPORT_802_3_OFF(a_frame_too_long_errors) },
+        { "rx_symbol_err_phy", PPORT_802_3_OFF(a_symbol_error_during_carrier) },
+        { "tx_mac_control_phy", PPORT_802_3_OFF(a_mac_control_frames_transmitted) },
+        { "rx_mac_control_phy", PPORT_802_3_OFF(a_mac_control_frames_received) },
+        { "rx_unsupported_op_phy", PPORT_802_3_OFF(a_unsupported_opcodes_received) },
+        { "rx_pause_ctrl_phy", PPORT_802_3_OFF(a_pause_mac_ctrl_frames_received) },
+        { "tx_pause_ctrl_phy", PPORT_802_3_OFF(a_pause_mac_ctrl_frames_transmitted) },
 };
 
 static const struct counter_desc pport_2863_stats_desc[] = {
-        { "in_octets", PPORT_2863_OFF(if_in_octets) },
-        { "in_ucast_pkts", PPORT_2863_OFF(if_in_ucast_pkts) },
-        { "in_discards", PPORT_2863_OFF(if_in_discards) },
-        { "in_errors", PPORT_2863_OFF(if_in_errors) },
-        { "in_unknown_protos", PPORT_2863_OFF(if_in_unknown_protos) },
-        { "out_octets", PPORT_2863_OFF(if_out_octets) },
-        { "out_ucast_pkts", PPORT_2863_OFF(if_out_ucast_pkts) },
-        { "out_discards", PPORT_2863_OFF(if_out_discards) },
-        { "out_errors", PPORT_2863_OFF(if_out_errors) },
-        { "in_multicast_pkts", PPORT_2863_OFF(if_in_multicast_pkts) },
-        { "in_broadcast_pkts", PPORT_2863_OFF(if_in_broadcast_pkts) },
-        { "out_multicast_pkts", PPORT_2863_OFF(if_out_multicast_pkts) },
-        { "out_broadcast_pkts", PPORT_2863_OFF(if_out_broadcast_pkts) },
+        { "rx_discards_phy", PPORT_2863_OFF(if_in_discards) },
+        { "tx_discards_phy", PPORT_2863_OFF(if_out_discards) },
+        { "tx_errors_phy", PPORT_2863_OFF(if_out_errors) },
 };
 
 static const struct counter_desc pport_2819_stats_desc[] = {
-        { "drop_events", PPORT_2819_OFF(ether_stats_drop_events) },
-        { "octets", PPORT_2819_OFF(ether_stats_octets) },
-        { "pkts", PPORT_2819_OFF(ether_stats_pkts) },
-        { "broadcast_pkts", PPORT_2819_OFF(ether_stats_broadcast_pkts) },
-        { "multicast_pkts", PPORT_2819_OFF(ether_stats_multicast_pkts) },
-        { "crc_align_errors", PPORT_2819_OFF(ether_stats_crc_align_errors) },
-        { "undersize_pkts", PPORT_2819_OFF(ether_stats_undersize_pkts) },
-        { "oversize_pkts", PPORT_2819_OFF(ether_stats_oversize_pkts) },
-        { "fragments", PPORT_2819_OFF(ether_stats_fragments) },
-        { "jabbers", PPORT_2819_OFF(ether_stats_jabbers) },
-        { "collisions", PPORT_2819_OFF(ether_stats_collisions) },
-        { "p64octets", PPORT_2819_OFF(ether_stats_pkts64octets) },
-        { "p65to127octets", PPORT_2819_OFF(ether_stats_pkts65to127octets) },
-        { "p128to255octets", PPORT_2819_OFF(ether_stats_pkts128to255octets) },
-        { "p256to511octets", PPORT_2819_OFF(ether_stats_pkts256to511octets) },
-        { "p512to1023octets", PPORT_2819_OFF(ether_stats_pkts512to1023octets) },
-        { "p1024to1518octets",
-                PPORT_2819_OFF(ether_stats_pkts1024to1518octets) },
-        { "p1519to2047octets",
-                PPORT_2819_OFF(ether_stats_pkts1519to2047octets) },
-        { "p2048to4095octets",
-                PPORT_2819_OFF(ether_stats_pkts2048to4095octets) },
-        { "p4096to8191octets",
-                PPORT_2819_OFF(ether_stats_pkts4096to8191octets) },
-        { "p8192to10239octets",
-                PPORT_2819_OFF(ether_stats_pkts8192to10239octets) },
+        { "rx_undersize_pkts_phy", PPORT_2819_OFF(ether_stats_undersize_pkts) },
+        { "rx_fragments_phy", PPORT_2819_OFF(ether_stats_fragments) },
+        { "rx_jabbers_phy", PPORT_2819_OFF(ether_stats_jabbers) },
+        { "rx_64_bytes_phy", PPORT_2819_OFF(ether_stats_pkts64octets) },
+        { "rx_65_to_127_bytes_phy", PPORT_2819_OFF(ether_stats_pkts65to127octets) },
+        { "rx_128_to_255_bytes_phy", PPORT_2819_OFF(ether_stats_pkts128to255octets) },
+        { "rx_256_to_511_bytes_phy", PPORT_2819_OFF(ether_stats_pkts256to511octets) },
+        { "rx_512_to_1023_bytes_phy", PPORT_2819_OFF(ether_stats_pkts512to1023octets) },
+        { "rx_1024_to_1518_bytes_phy", PPORT_2819_OFF(ether_stats_pkts1024to1518octets) },
+        { "rx_1519_to_2047_bytes_phy", PPORT_2819_OFF(ether_stats_pkts1519to2047octets) },
+        { "rx_2048_to_4095_bytes_phy", PPORT_2819_OFF(ether_stats_pkts2048to4095octets) },
+        { "rx_4096_to_8191_bytes_phy", PPORT_2819_OFF(ether_stats_pkts4096to8191octets) },
+        { "rx_8192_to_10239_bytes_phy", PPORT_2819_OFF(ether_stats_pkts8192to10239octets) },
 };
 
 static const struct counter_desc pport_per_prio_traffic_stats_desc[] = {
-        { "rx_octets", PPORT_PER_PRIO_OFF(rx_octets) },
-        { "rx_frames", PPORT_PER_PRIO_OFF(rx_frames) },
-        { "tx_octets", PPORT_PER_PRIO_OFF(tx_octets) },
-        { "tx_frames", PPORT_PER_PRIO_OFF(tx_frames) },
+        { "rx_prio%d_bytes", PPORT_PER_PRIO_OFF(rx_octets) },
+        { "rx_prio%d_packets", PPORT_PER_PRIO_OFF(rx_frames) },
+        { "tx_prio%d_bytes", PPORT_PER_PRIO_OFF(tx_octets) },
+        { "tx_prio%d_packets", PPORT_PER_PRIO_OFF(tx_frames) },
 };
 
 static const struct counter_desc pport_per_prio_pfc_stats_desc[] = {
-        { "rx_pause", PPORT_PER_PRIO_OFF(rx_pause) },
-        { "rx_pause_duration", PPORT_PER_PRIO_OFF(rx_pause_duration) },
-        { "tx_pause", PPORT_PER_PRIO_OFF(tx_pause) },
-        { "tx_pause_duration", PPORT_PER_PRIO_OFF(tx_pause_duration) },
-        { "rx_pause_transition", PPORT_PER_PRIO_OFF(rx_pause_transition) },
+        { "rx_prio%d_pause", PPORT_PER_PRIO_OFF(rx_pause) },
+        { "rx_prio%d_pause_duration", PPORT_PER_PRIO_OFF(rx_pause_duration) },
+        { "tx_prio%d_pause", PPORT_PER_PRIO_OFF(tx_pause) },
+        { "tx_prio%d_pause_duration", PPORT_PER_PRIO_OFF(tx_pause_duration) },
+        { "rx_prio%d_pause_transition", PPORT_PER_PRIO_OFF(rx_pause_transition) },
 };
 
 struct mlx5e_rq_stats {
         u64 packets;
         u64 bytes;
-        u64 csum_sw;
-        u64 csum_inner;
+        u64 csum_complete;
+        u64 csum_unnecessary_inner;
         u64 csum_none;
         u64 lro_packets;
         u64 lro_bytes;
@@ -292,19 +262,19 @@ struct mlx5e_rq_stats {
 };
 
 static const struct counter_desc rq_stats_desc[] = {
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, packets) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, csum_sw) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, csum_inner) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, csum_none) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, lro_packets) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, lro_bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, wqe_err) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, mpwqe_filler) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, mpwqe_frag) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, buff_alloc_err) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, cqe_compress_blks) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_rq_stats, cqe_compress_pkts) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, packets) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, bytes) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_complete) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_unnecessary_inner) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, csum_none) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, lro_packets) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, lro_bytes) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, wqe_err) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, mpwqe_filler) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, mpwqe_frag) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, buff_alloc_err) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cqe_compress_blks) },
+        { MLX5E_DECLARE_RX_STAT(struct mlx5e_rq_stats, cqe_compress_pkts) },
 };
 
 struct mlx5e_sq_stats {
@@ -315,28 +285,28 @@ struct mlx5e_sq_stats {
         u64 tso_bytes;
         u64 tso_inner_packets;
         u64 tso_inner_bytes;
-        u64 csum_offload_inner;
+        u64 csum_partial_inner;
         u64 nop;
         /* less likely accessed in data path */
-        u64 csum_offload_none;
+        u64 csum_none;
         u64 stopped;
         u64 wake;
         u64 dropped;
 };
 
 static const struct counter_desc sq_stats_desc[] = {
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, packets) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, tso_packets) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, tso_bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, tso_inner_packets) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, tso_inner_bytes) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, csum_offload_inner) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, nop) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, csum_offload_none) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, stopped) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, wake) },
-        { MLX5E_DECLARE_STAT(struct mlx5e_sq_stats, dropped) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, packets) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, bytes) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, tso_packets) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, tso_bytes) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, tso_inner_packets) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, tso_inner_bytes) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, csum_partial_inner) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, nop) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, csum_none) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, stopped) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, wake) },
+        { MLX5E_DECLARE_TX_STAT(struct mlx5e_sq_stats, dropped) },
 };
 
 #define NUM_SW_COUNTERS                 ARRAY_SIZE(sw_stats_desc)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index b000ddc29553..5a750b9cd006 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -192,12 +192,12 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb)
                 if (skb->encapsulation) {
                         eseg->cs_flags |= MLX5_ETH_WQE_L3_INNER_CSUM |
                                           MLX5_ETH_WQE_L4_INNER_CSUM;
-                        sq->stats.csum_offload_inner++;
+                        sq->stats.csum_partial_inner++;
                 } else {
                         eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM;
                 }
         } else
-                sq->stats.csum_offload_none++;
+                sq->stats.csum_none++;
 
         if (sq->cc != sq->prev_cc) {
                 sq->prev_cc = sq->cc;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index a19b59348dd6..c65f4a13e17e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1508,8 +1508,9 @@ static const struct pci_device_id mlx5_core_pci_table[] = {
         { PCI_VDEVICE(MELLANOX, 0x1014), MLX5_PCI_DEV_IS_VF},   /* ConnectX-4 VF */
         { PCI_VDEVICE(MELLANOX, 0x1015) },                      /* ConnectX-4LX */
         { PCI_VDEVICE(MELLANOX, 0x1016), MLX5_PCI_DEV_IS_VF},   /* ConnectX-4LX VF */
-        { PCI_VDEVICE(MELLANOX, 0x1017) },                      /* ConnectX-5 */
+        { PCI_VDEVICE(MELLANOX, 0x1017) },                      /* ConnectX-5, PCIe 3.0 */
         { PCI_VDEVICE(MELLANOX, 0x1018), MLX5_PCI_DEV_IS_VF},   /* ConnectX-5 VF */
+        { PCI_VDEVICE(MELLANOX, 0x1019) },                      /* ConnectX-5, PCIe 4.0 */
         { 0, }
 };
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vxlan.c b/drivers/net/ethernet/mellanox/mlx5/core/vxlan.c
index f2fd1ef16da7..05de77267d58 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/vxlan.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/vxlan.c
@@ -105,6 +105,9 @@ static void mlx5e_vxlan_add_port(struct work_struct *work)
         struct mlx5e_vxlan *vxlan;
         int err;
 
+        if (mlx5e_vxlan_lookup_port(priv, port))
+                goto free_work;
+
         if (mlx5e_vxlan_core_add_port_cmd(priv->mdev, port))
                 goto free_work;
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.c b/drivers/net/ethernet/mellanox/mlx5/core/wq.c
index ce21ee5b2357..821a087c7ae2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/wq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.c
@@ -75,14 +75,14 @@ int mlx5_wq_cyc_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
 
         err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
         if (err) {
-                mlx5_core_warn(mdev, "mlx5_db_alloc() failed, %d\n", err);
+                mlx5_core_warn(mdev, "mlx5_db_alloc_node() failed, %d\n", err);
                 return err;
         }
 
         err = mlx5_buf_alloc_node(mdev, mlx5_wq_cyc_get_byte_size(wq),
                                   &wq_ctrl->buf, param->buf_numa_node);
         if (err) {
-                mlx5_core_warn(mdev, "mlx5_buf_alloc() failed, %d\n", err);
+                mlx5_core_warn(mdev, "mlx5_buf_alloc_node() failed, %d\n", err);
                 goto err_db_free;
         }
 
@@ -111,14 +111,14 @@ int mlx5_cqwq_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
 
         err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
         if (err) {
-                mlx5_core_warn(mdev, "mlx5_db_alloc() failed, %d\n", err);
+                mlx5_core_warn(mdev, "mlx5_db_alloc_node() failed, %d\n", err);
                 return err;
         }
 
         err = mlx5_buf_alloc_node(mdev, mlx5_cqwq_get_byte_size(wq),
                                   &wq_ctrl->buf, param->buf_numa_node);
         if (err) {
-                mlx5_core_warn(mdev, "mlx5_buf_alloc() failed, %d\n", err);
+                mlx5_core_warn(mdev, "mlx5_buf_alloc_node() failed, %d\n", err);
                 goto err_db_free;
         }
 
@@ -148,13 +148,14 @@ int mlx5_wq_ll_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param,
 
         err = mlx5_db_alloc_node(mdev, &wq_ctrl->db, param->db_numa_node);
         if (err) {
-                mlx5_core_warn(mdev, "mlx5_db_alloc() failed, %d\n", err);
+                mlx5_core_warn(mdev, "mlx5_db_alloc_node() failed, %d\n", err);
                 return err;
         }
 
-        err = mlx5_buf_alloc(mdev, mlx5_wq_ll_get_byte_size(wq), &wq_ctrl->buf);
+        err = mlx5_buf_alloc_node(mdev, mlx5_wq_ll_get_byte_size(wq),
+                                  &wq_ctrl->buf, param->buf_numa_node);
         if (err) {
-                mlx5_core_warn(mdev, "mlx5_buf_alloc() failed, %d\n", err);
+                mlx5_core_warn(mdev, "mlx5_buf_alloc_node() failed, %d\n", err);
                 goto err_db_free;
         }
 
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 6f9e3ddff4a8..660429ebfbe1 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -408,7 +408,11 @@ static netdev_tx_t mlxsw_sp_port_xmit(struct sk_buff *skb,
         }
 
         mlxsw_sp_txhdr_construct(skb, &tx_info);
-        len = skb->len;
+        /* TX header is consumed by HW on the way so we shouldn't count its
+         * bytes as being sent.
+         */
+        len = skb->len - MLXSW_TXHDR_LEN;
+
         /* Due to a race we might fail here because of a full queue. In that
          * unlikely case we simply drop the packet.
          */
diff --git a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
index 3842eab9449a..25f658b3849a 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
@@ -316,7 +316,10 @@ static netdev_tx_t mlxsw_sx_port_xmit(struct sk_buff *skb,
                 }
         }
         mlxsw_sx_txhdr_construct(skb, &tx_info);
-        len = skb->len;
+        /* TX header is consumed by HW on the way so we shouldn't count its
+         * bytes as being sent.
+         */
+        len = skb->len - MLXSW_TXHDR_LEN;
         /* Due to a race we might fail here because of a full queue. In that
          * unlikely case we simply drop the packet.
          */
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
index fa47c14c743a..ba26bb356b8d 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c
@@ -2015,7 +2015,7 @@ static void nfp_net_open_stack(struct nfp_net *nn)
 
         netif_tx_wake_all_queues(nn->netdev);
 
-        enable_irq(nn->irq_entries[NFP_NET_CFG_LSC].vector);
+        enable_irq(nn->irq_entries[NFP_NET_IRQ_LSC_IDX].vector);
         nfp_net_read_link_status(nn);
 }
 
@@ -2044,7 +2044,7 @@ static int nfp_net_netdev_open(struct net_device *netdev)
                                       NFP_NET_IRQ_LSC_IDX, nn->lsc_handler);
         if (err)
                 goto err_free_exn;
-        disable_irq(nn->irq_entries[NFP_NET_CFG_LSC].vector);
+        disable_irq(nn->irq_entries[NFP_NET_IRQ_LSC_IDX].vector);
 
         nn->rx_rings = kcalloc(nn->num_rx_rings, sizeof(*nn->rx_rings),
                                GFP_KERNEL);
@@ -2133,7 +2133,7 @@ static void nfp_net_close_stack(struct nfp_net *nn)
 {
         unsigned int r;
 
-        disable_irq(nn->irq_entries[NFP_NET_CFG_LSC].vector);
+        disable_irq(nn->irq_entries[NFP_NET_IRQ_LSC_IDX].vector);
         netif_carrier_off(nn->netdev);
         nn->link_up = false;
 
diff --git a/drivers/net/ethernet/qlogic/qed/qed_hsi.h b/drivers/net/ethernet/qlogic/qed/qed_hsi.h
index 9afc15fdbb02..e29ed5a69566 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_hsi.h
+++ b/drivers/net/ethernet/qlogic/qed/qed_hsi.h
@@ -3700,6 +3700,7 @@ struct public_port {
 #define MEDIA_DA_TWINAX         0x3
 #define MEDIA_BASE_T            0x4
 #define MEDIA_SFP_1G_FIBER      0x5
+#define MEDIA_MODULE_FIBER      0x6
 #define MEDIA_KR                0xf0
 #define MEDIA_NOT_PRESENT       0xff
 
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c
index 8fba87dd48af..aada4c7e095f 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c
@@ -72,6 +72,7 @@ int qed_sp_eth_vport_start(struct qed_hwfn *p_hwfn,
         p_ramrod->mtu                   = cpu_to_le16(p_params->mtu);
         p_ramrod->inner_vlan_removal_en = p_params->remove_inner_vlan;
         p_ramrod->drop_ttl0_en          = p_params->drop_ttl0;
+        p_ramrod->untagged              = p_params->only_untagged;
 
         SET_FIELD(rx_mode, ETH_VPORT_RX_MODE_UCAST_DROP_ALL, 1);
         SET_FIELD(rx_mode, ETH_VPORT_RX_MODE_MCAST_DROP_ALL, 1);
@@ -247,10 +248,6 @@ qed_sp_update_accept_mode(struct qed_hwfn *p_hwfn,
                 SET_FIELD(state, ETH_VPORT_TX_MODE_UCAST_DROP_ALL,
                           !!(accept_filter & QED_ACCEPT_NONE));
 
-                SET_FIELD(state, ETH_VPORT_TX_MODE_UCAST_ACCEPT_ALL,
-                          (!!(accept_filter & QED_ACCEPT_UCAST_MATCHED) &&
-                           !!(accept_filter & QED_ACCEPT_UCAST_UNMATCHED)));
-
                 SET_FIELD(state, ETH_VPORT_TX_MODE_MCAST_DROP_ALL,
                           !!(accept_filter & QED_ACCEPT_NONE));
 
@@ -1748,7 +1745,8 @@ static int qed_start_vport(struct qed_dev *cdev,
                            start.vport_id, start.mtu);
         }
 
-        qed_reset_vport_stats(cdev);
+        if (params->clear_stats)
+                qed_reset_vport_stats(cdev);
 
         return 0;
 }
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c
index 61cc6869fa65..c7e01b303540 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -1085,6 +1085,7 @@ static int qed_get_port_type(u32 media_type)
         case MEDIA_SFPP_10G_FIBER:
         case MEDIA_SFP_1G_FIBER:
         case MEDIA_XFP_FIBER:
+        case MEDIA_MODULE_FIBER:
         case MEDIA_KR:
                 port_type = PORT_FIBRE;
                 break;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_spq.c b/drivers/net/ethernet/qlogic/qed/qed_spq.c
index acac6626a1b2..b122f6013b6c 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_spq.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_spq.c
@@ -213,19 +213,15 @@ static int qed_spq_hw_post(struct qed_hwfn *p_hwfn,
         SET_FIELD(db.params, CORE_DB_DATA_AGG_VAL_SEL,
                   DQ_XCM_CORE_SPQ_PROD_CMD);
         db.agg_flags = DQ_XCM_CORE_DQ_CF_CMD;
-
-        /* validate producer is up to-date */
-        rmb();
-
         db.spq_prod = cpu_to_le16(qed_chain_get_prod_idx(p_chain));
 
-        /* do not reorder */
-        barrier();
+        /* make sure the SPQE is updated before the doorbell */
+        wmb();
 
         DOORBELL(p_hwfn, qed_db_addr(p_spq->cid, DQ_DEMS_LEGACY), *(u32 *)&db);
 
         /* make sure doorbell is rang */
-        mmiowb();
+        wmb();
 
         DP_VERBOSE(p_hwfn, QED_MSG_SPQ,
                    "Doorbelled [0x%08x, CID 0x%08x] with Flags: %02x agg_params: %02x, prod: %04x\n",
@@ -614,7 +610,9 @@ qed_spq_add_entry(struct qed_hwfn *p_hwfn,
 
                         *p_en2 = *p_ent;
 
-                        kfree(p_ent);
+                        /* EBLOCK responsible to free the allocated p_ent */
+                        if (p_ent->comp_mode != QED_SPQ_MODE_EBLOCK)
+                                kfree(p_ent);
 
                         p_ent = p_en2;
                 }
@@ -749,6 +747,15 @@ int qed_spq_post(struct qed_hwfn *p_hwfn,
                  * Thus, after gaining the answer perform the cleanup here.
                  */
                 rc = qed_spq_block(p_hwfn, p_ent, fw_return_code);
+
+                if (p_ent->queue == &p_spq->unlimited_pending) {
+                        /* This is an allocated p_ent which does not need to
+                         * return to pool.
+                         */
+                        kfree(p_ent);
+                        return rc;
+                }
+
                 if (rc)
                         goto spq_post_fail2;
 
@@ -844,8 +851,12 @@ int qed_spq_completion(struct qed_hwfn *p_hwfn,
                 found->comp_cb.function(p_hwfn, found->comp_cb.cookie, p_data,
                                         fw_return_code);
 
-        if (found->comp_mode != QED_SPQ_MODE_EBLOCK)
-                /* EBLOCK is responsible for freeing its own entry */
+        if ((found->comp_mode != QED_SPQ_MODE_EBLOCK) ||
+            (found->queue == &p_spq->unlimited_pending))
+                /* EBLOCK  is responsible for returning its own entry into the
+                 * free list, unless it originally added the entry into the
+                 * unlimited pending list.
+                 */
                 qed_spq_return_entry(p_hwfn, found);
 
         /* Attempt to post pending requests */
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c
index 5733d1888223..f8e11f953acb 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_main.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_main.c
@@ -3231,7 +3231,7 @@ static int qede_stop_queues(struct qede_dev *edev)
         return rc;
 }
 
-static int qede_start_queues(struct qede_dev *edev)
+static int qede_start_queues(struct qede_dev *edev, bool clear_stats)
 {
         int rc, tc, i;
         int vlan_removal_en = 1;
@@ -3462,6 +3462,7 @@ out:
 
 enum qede_load_mode {
         QEDE_LOAD_NORMAL,
+        QEDE_LOAD_RELOAD,
 };
 
 static int qede_load(struct qede_dev *edev, enum qede_load_mode mode)
@@ -3500,7 +3501,7 @@ static int qede_load(struct qede_dev *edev, enum qede_load_mode mode)
                 goto err3;
         DP_INFO(edev, "Setup IRQs succeeded\n");
 
-        rc = qede_start_queues(edev);
+        rc = qede_start_queues(edev, mode != QEDE_LOAD_RELOAD);
         if (rc)
                 goto err4;
         DP_INFO(edev, "Start VPORT, RXQ and TXQ succeeded\n");
@@ -3555,7 +3556,7 @@ void qede_reload(struct qede_dev *edev,
         if (func)
                 func(edev, args);
 
-        qede_load(edev, QEDE_LOAD_NORMAL);
+        qede_load(edev, QEDE_LOAD_RELOAD);
 
         mutex_lock(&edev->qede_lock);
         qede_config_rx_mode(edev->ndev);
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
index 7bd6f25b4625..607bb7d4514d 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
@@ -2220,7 +2220,7 @@ void qlcnic_83xx_process_rcv_ring_diag(struct qlcnic_host_sds_ring *sds_ring)
         if (!opcode)
                 return;
 
-        ring = QLCNIC_FETCH_RING_ID(qlcnic_83xx_hndl(sts_data[0]));
+        ring = QLCNIC_FETCH_RING_ID(sts_data[0]);
         qlcnic_83xx_process_rcv_diag(adapter, ring, sts_data);
         desc = &sds_ring->desc_head[consumer];
         desc->status_desc_data[0] = cpu_to_le64(STATUS_OWNER_PHANTOM);
diff --git a/drivers/net/ethernet/sfc/farch.c b/drivers/net/ethernet/sfc/farch.c
index 133e9e35be9e..4c83739d158f 100644
--- a/drivers/net/ethernet/sfc/farch.c
+++ b/drivers/net/ethernet/sfc/farch.c
@@ -104,7 +104,8 @@ int efx_farch_test_registers(struct efx_nic *efx,
                              const struct efx_farch_register_test *regs,
                              size_t n_regs)
 {
-        unsigned address = 0, i, j;
+        unsigned address = 0;
+        int i, j;
         efx_oword_t mask, imask, original, reg, buf;
 
         for (i = 0; i < n_regs; ++i) {
diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c
index 8af25563f627..b5ab5e120bca 100644
--- a/drivers/net/ethernet/smsc/smsc911x.c
+++ b/drivers/net/ethernet/smsc/smsc911x.c
@@ -116,7 +116,6 @@ struct smsc911x_data {
 
         struct phy_device *phy_dev;
         struct mii_bus *mii_bus;
-        int phy_irq[PHY_MAX_ADDR];
         unsigned int using_extphy;
         int last_duplex;
         int last_carrier;
@@ -1073,7 +1072,6 @@ static int smsc911x_mii_init(struct platform_device *pdev,
         pdata->mii_bus->priv = pdata;
         pdata->mii_bus->read = smsc911x_mii_read;
         pdata->mii_bus->write = smsc911x_mii_write;
-        memcpy(pdata->mii_bus->irq, pdata->phy_irq, sizeof(pdata->mii_bus));
 
         pdata->mii_bus->parent = &pdev->dev;
 
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index e6bb0ecb12c7..53190894f17a 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -2505,8 +2505,6 @@ static int cpsw_probe(struct platform_device *pdev)
 clean_ale_ret:
         cpsw_ale_destroy(priv->ale);
 clean_dma_ret:
-        cpdma_chan_destroy(priv->txch);
-        cpdma_chan_destroy(priv->rxch);
         cpdma_ctlr_destroy(priv->dma);
 clean_runtime_disable_ret:
         pm_runtime_disable(&pdev->dev);
@@ -2534,8 +2532,6 @@ static int cpsw_remove(struct platform_device *pdev)
         unregister_netdev(ndev);
 
         cpsw_ale_destroy(priv->ale);
-        cpdma_chan_destroy(priv->txch);
-        cpdma_chan_destroy(priv->rxch);
         cpdma_ctlr_destroy(priv->dma);
         pm_runtime_disable(&pdev->dev);
         device_for_each_child(&pdev->dev, NULL, cpsw_remove_child_device);
diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c
index 0a15acc075b3..11213a38c795 100644
--- a/drivers/net/ethernet/tile/tilegx.c
+++ b/drivers/net/ethernet/tile/tilegx.c
@@ -462,7 +462,7 @@ static void tile_tx_timestamp(struct sk_buff *skb, int instance)
         if (unlikely((shtx->tx_flags & SKBTX_HW_TSTAMP) != 0)) {
                 struct mpipe_data *md = &mpipe_data[instance];
                 struct skb_shared_hwtstamps shhwtstamps;
-                struct timespec ts;
+                struct timespec64 ts;
 
                 shtx->tx_flags |= SKBTX_IN_PROGRESS;
                 gxio_mpipe_get_timestamp(&md->context, &ts);
@@ -886,9 +886,9 @@ static struct ptp_clock_info ptp_mpipe_caps = {
 /* Sync mPIPE's timestamp up with Linux system time and register PTP clock. */
 static void register_ptp_clock(struct net_device *dev, struct mpipe_data *md)
 {
-        struct timespec ts;
+        struct timespec64 ts;
 
-        getnstimeofday(&ts);
+        ktime_get_ts64(&ts);
         gxio_mpipe_set_timestamp(&md->context, &ts);
 
         mutex_init(&md->ptp_lock);
diff --git a/drivers/net/fddi/skfp/Makefile b/drivers/net/fddi/skfp/Makefile
index b0be0234abf6..a957a1c7e5ba 100644
--- a/drivers/net/fddi/skfp/Makefile
+++ b/drivers/net/fddi/skfp/Makefile
@@ -17,4 +17,4 @@ skfp-objs :=  skfddi.o    hwmtm.o    fplustm.o  smt.o      cfm.o     \
 #   projects. To keep the source common for all those drivers (and
 #   thus simplify fixes to it), please do not clean it up!
 
-ccflags-y := -Idrivers/net/skfp -DPCI -DMEM_MAPPED_IO -Wno-strict-prototypes
+ccflags-y := -DPCI -DMEM_MAPPED_IO -Wno-strict-prototypes
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index cadefe4fdaa2..cc39cefeae45 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -958,8 +958,8 @@ tx_error:
                 dev->stats.collisions++;
         else if (err == -ENETUNREACH)
                 dev->stats.tx_carrier_errors++;
-        else
-                dev->stats.tx_errors++;
+
+        dev->stats.tx_errors++;
         return NETDEV_TX_OK;
 }
 
@@ -1048,8 +1048,8 @@ tx_error:
                 dev->stats.collisions++;
         else if (err == -ENETUNREACH)
                 dev->stats.tx_carrier_errors++;
-        else
-                dev->stats.tx_errors++;
+
+        dev->stats.tx_errors++;
         return NETDEV_TX_OK;
 }
 #endif
@@ -1508,6 +1508,7 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
 {
         struct nlattr *tb[IFLA_MAX + 1];
         struct net_device *dev;
+        LIST_HEAD(list_kill);
         int err;
 
         memset(tb, 0, sizeof(tb));
@@ -1519,8 +1520,10 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
         err = geneve_configure(net, dev, &geneve_remote_unspec,
                                0, 0, 0, 0, htons(dst_port), true,
                                GENEVE_F_UDP_ZERO_CSUM6_RX);
-        if (err)
-                goto err;
+        if (err) {
+                free_netdev(dev);
+                return ERR_PTR(err);
+        }
 
         /* openvswitch users expect packet sizes to be unrestricted,
          * so set the largest MTU we can.
@@ -1529,10 +1532,15 @@ struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
         if (err)
                 goto err;
 
+        err = rtnl_configure_link(dev, NULL);
+        if (err < 0)
+                goto err;
+
         return dev;
 
  err:
-        free_netdev(dev);
+        geneve_dellink(dev, &list_kill);
+        unregister_netdevice_many(&list_kill);
         return ERR_PTR(err);
 }
 EXPORT_SYMBOL_GPL(geneve_dev_create_fb);
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 47ee2c840b55..0e7eff7f1cd2 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -605,12 +605,41 @@ static void macsec_encrypt_done(struct crypto_async_request *base, int err)
         dev_put(dev);
 }
 
+static struct aead_request *macsec_alloc_req(struct crypto_aead *tfm,
+                                             unsigned char **iv,
+                                             struct scatterlist **sg)
+{
+        size_t size, iv_offset, sg_offset;
+        struct aead_request *req;
+        void *tmp;
+
+        size = sizeof(struct aead_request) + crypto_aead_reqsize(tfm);
+        iv_offset = size;
+        size += GCM_AES_IV_LEN;
+
+        size = ALIGN(size, __alignof__(struct scatterlist));
+        sg_offset = size;
+        size += sizeof(struct scatterlist) * (MAX_SKB_FRAGS + 1);
+
+        tmp = kmalloc(size, GFP_ATOMIC);
+        if (!tmp)
+                return NULL;
+
+        *iv = (unsigned char *)(tmp + iv_offset);
+        *sg = (struct scatterlist *)(tmp + sg_offset);
+        req = tmp;
+
+        aead_request_set_tfm(req, tfm);
+
+        return req;
+}
+
 static struct sk_buff *macsec_encrypt(struct sk_buff *skb,
                                       struct net_device *dev)
 {
         int ret;
-        struct scatterlist sg[MAX_SKB_FRAGS + 1];
-        unsigned char iv[GCM_AES_IV_LEN];
+        struct scatterlist *sg;
+        unsigned char *iv;
         struct ethhdr *eth;
         struct macsec_eth_header *hh;
         size_t unprotected_len;
@@ -668,8 +697,6 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb,
         macsec_fill_sectag(hh, secy, pn);
         macsec_set_shortlen(hh, unprotected_len - 2 * ETH_ALEN);
 
-        macsec_fill_iv(iv, secy->sci, pn);
-
         skb_put(skb, secy->icv_len);
 
         if (skb->len - ETH_HLEN > macsec_priv(dev)->real_dev->mtu) {
@@ -684,13 +711,15 @@ static struct sk_buff *macsec_encrypt(struct sk_buff *skb,
                 return ERR_PTR(-EINVAL);
         }
 
-        req = aead_request_alloc(tx_sa->key.tfm, GFP_ATOMIC);
+        req = macsec_alloc_req(tx_sa->key.tfm, &iv, &sg);
         if (!req) {
                 macsec_txsa_put(tx_sa);
                 kfree_skb(skb);
                 return ERR_PTR(-ENOMEM);
         }
 
+        macsec_fill_iv(iv, secy->sci, pn);
+
         sg_init_table(sg, MAX_SKB_FRAGS + 1);
         skb_to_sgvec(skb, sg, 0, skb->len);
 
@@ -861,7 +890,6 @@ static void macsec_decrypt_done(struct crypto_async_request *base, int err)
 out:
         macsec_rxsa_put(rx_sa);
         dev_put(dev);
-        return;
 }
 
 static struct sk_buff *macsec_decrypt(struct sk_buff *skb,
@@ -871,8 +899,8 @@ static struct sk_buff *macsec_decrypt(struct sk_buff *skb,
                                       struct macsec_secy *secy)
 {
         int ret;
-        struct scatterlist sg[MAX_SKB_FRAGS + 1];
-        unsigned char iv[GCM_AES_IV_LEN];
+        struct scatterlist *sg;
+        unsigned char *iv;
         struct aead_request *req;
         struct macsec_eth_header *hdr;
         u16 icv_len = secy->icv_len;
@@ -882,7 +910,7 @@ static struct sk_buff *macsec_decrypt(struct sk_buff *skb,
         if (!skb)
                 return ERR_PTR(-ENOMEM);
 
-        req = aead_request_alloc(rx_sa->key.tfm, GFP_ATOMIC);
+        req = macsec_alloc_req(rx_sa->key.tfm, &iv, &sg);
         if (!req) {
                 kfree_skb(skb);
                 return ERR_PTR(-ENOMEM);
@@ -1234,7 +1262,7 @@ static struct crypto_aead *macsec_alloc_tfm(char *key, int key_len, int icv_len)
         struct crypto_aead *tfm;
         int ret;
 
-        tfm = crypto_alloc_aead("gcm(aes)", 0, CRYPTO_ALG_ASYNC);
+        tfm = crypto_alloc_aead("gcm(aes)", 0, 0);
         if (!tfm || IS_ERR(tfm))
                 return NULL;
 
@@ -3361,6 +3389,7 @@ static void __exit macsec_exit(void)
         genl_unregister_family(&macsec_fam);
         rtnl_link_unregister(&macsec_link_ops);
         unregister_netdevice_notifier(&macsec_notifier);
+        rcu_barrier();
 }
 
 module_init(macsec_init);
diff --git a/drivers/net/phy/fixed_phy.c b/drivers/net/phy/fixed_phy.c
index 2d2e4339f0df..9ec7f7353434 100644
--- a/drivers/net/phy/fixed_phy.c
+++ b/drivers/net/phy/fixed_phy.c
@@ -23,6 +23,7 @@
 #include <linux/slab.h>
 #include <linux/of.h>
 #include <linux/gpio.h>
+#include <linux/idr.h>
 
 #define MII_REGS_NUM 29
 
@@ -286,6 +287,8 @@ err_regs:
 }
 EXPORT_SYMBOL_GPL(fixed_phy_add);
 
+static DEFINE_IDA(phy_fixed_ida);
+
 static void fixed_phy_del(int phy_addr)
 {
         struct fixed_mdio_bus *fmb = &platform_fmb;
@@ -297,14 +300,12 @@ static void fixed_phy_del(int phy_addr)
                         if (gpio_is_valid(fp->link_gpio))
                                 gpio_free(fp->link_gpio);
                         kfree(fp);
+                        ida_simple_remove(&phy_fixed_ida, phy_addr);
                         return;
                 }
         }
 }
 
-static int phy_fixed_addr;
-static DEFINE_SPINLOCK(phy_fixed_addr_lock);
-
 struct phy_device *fixed_phy_register(unsigned int irq,
                                       struct fixed_phy_status *status,
                                       int link_gpio,
@@ -319,17 +320,15 @@ struct phy_device *fixed_phy_register(unsigned int irq,
                 return ERR_PTR(-EPROBE_DEFER);
 
         /* Get the next available PHY address, up to PHY_MAX_ADDR */
-        spin_lock(&phy_fixed_addr_lock);
-        if (phy_fixed_addr == PHY_MAX_ADDR) {
-                spin_unlock(&phy_fixed_addr_lock);
-                return ERR_PTR(-ENOSPC);
-        }
-        phy_addr = phy_fixed_addr++;
-        spin_unlock(&phy_fixed_addr_lock);
+        phy_addr = ida_simple_get(&phy_fixed_ida, 0, PHY_MAX_ADDR, GFP_KERNEL);
+        if (phy_addr < 0)
+                return ERR_PTR(phy_addr);
 
         ret = fixed_phy_add(irq, phy_addr, status, link_gpio);
-        if (ret < 0)
+        if (ret < 0) {
+                ida_simple_remove(&phy_fixed_ida, phy_addr);
                 return ERR_PTR(ret);
+        }
 
         phy = get_phy_device(fmb->mii_bus, phy_addr, false);
         if (IS_ERR(phy)) {
@@ -434,6 +433,7 @@ static void __exit fixed_mdio_bus_exit(void)
                 list_del(&fp->node);
                 kfree(fp);
         }
+        ida_destroy(&phy_fixed_ida);
 }
 module_exit(fixed_mdio_bus_exit);
 
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 280e8795b463..ec2c1eee6405 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -285,6 +285,48 @@ static int marvell_config_aneg(struct phy_device *phydev)
         return 0;
 }
 
+static int m88e1111_config_aneg(struct phy_device *phydev)
+{
+        int err;
+
+        /* The Marvell PHY has an errata which requires
+         * that certain registers get written in order
+         * to restart autonegotiation
+         */
+        err = phy_write(phydev, MII_BMCR, BMCR_RESET);
+
+        err = marvell_set_polarity(phydev, phydev->mdix);
+        if (err < 0)
+                return err;
+
+        err = phy_write(phydev, MII_M1111_PHY_LED_CONTROL,
+                        MII_M1111_PHY_LED_DIRECT);
+        if (err < 0)
+                return err;
+
+        err = genphy_config_aneg(phydev);
+        if (err < 0)
+                return err;
+
+        if (phydev->autoneg != AUTONEG_ENABLE) {
+                int bmcr;
+
+                /* A write to speed/duplex bits (that is performed by
+                 * genphy_config_aneg() call above) must be followed by
+                 * a software reset. Otherwise, the write has no effect.
+                 */
+                bmcr = phy_read(phydev, MII_BMCR);
+                if (bmcr < 0)
+                        return bmcr;
+
+                err = phy_write(phydev, MII_BMCR, bmcr | BMCR_RESET);
+                if (err < 0)
+                        return err;
+        }
+
+        return 0;
+}
+
 #ifdef CONFIG_OF_MDIO
 /*
  * Set and/or override some configuration registers based on the
@@ -407,15 +449,7 @@ static int m88e1121_config_aneg(struct phy_device *phydev)
         if (err < 0)
                 return err;
 
-        oldpage = phy_read(phydev, MII_MARVELL_PHY_PAGE);
-
-        phy_write(phydev, MII_MARVELL_PHY_PAGE, MII_88E1121_PHY_LED_PAGE);
-        phy_write(phydev, MII_88E1121_PHY_LED_CTRL, MII_88E1121_PHY_LED_DEF);
-        phy_write(phydev, MII_MARVELL_PHY_PAGE, oldpage);
-
-        err = genphy_config_aneg(phydev);
-
-        return err;
+        return genphy_config_aneg(phydev);
 }
 
 static int m88e1318_config_aneg(struct phy_device *phydev)
@@ -636,6 +670,28 @@ static int m88e1111_config_init(struct phy_device *phydev)
         return phy_write(phydev, MII_BMCR, BMCR_RESET);
 }
 
+static int m88e1121_config_init(struct phy_device *phydev)
+{
+        int err, oldpage;
+
+        oldpage = phy_read(phydev, MII_MARVELL_PHY_PAGE);
+
+        err = phy_write(phydev, MII_MARVELL_PHY_PAGE, MII_88E1121_PHY_LED_PAGE);
+        if (err < 0)
+                return err;
+
+        /* Default PHY LED config: LED[0] .. Link, LED[1] .. Activity */
+        err = phy_write(phydev, MII_88E1121_PHY_LED_CTRL,
+                        MII_88E1121_PHY_LED_DEF);
+        if (err < 0)
+                return err;
+
+        phy_write(phydev, MII_MARVELL_PHY_PAGE, oldpage);
+
+        /* Set marvell,reg-init configuration from device tree */
+        return marvell_config_init(phydev);
+}
+
 static int m88e1510_config_init(struct phy_device *phydev)
 {
         int err;
@@ -668,7 +724,7 @@ static int m88e1510_config_init(struct phy_device *phydev)
                         return err;
         }
 
-        return marvell_config_init(phydev);
+        return m88e1121_config_init(phydev);
 }
 
 static int m88e1118_config_aneg(struct phy_device *phydev)
@@ -1161,7 +1217,7 @@ static struct phy_driver marvell_drivers[] = {
                 .flags = PHY_HAS_INTERRUPT,
                 .probe = marvell_probe,
                 .config_init = &m88e1111_config_init,
-                .config_aneg = &marvell_config_aneg,
+                .config_aneg = &m88e1111_config_aneg,
                 .read_status = &marvell_read_status,
                 .ack_interrupt = &marvell_ack_interrupt,
                 .config_intr = &marvell_config_intr,
@@ -1196,7 +1252,7 @@ static struct phy_driver marvell_drivers[] = {
                 .features = PHY_GBIT_FEATURES,
                 .flags = PHY_HAS_INTERRUPT,
                 .probe = marvell_probe,
-                .config_init = &marvell_config_init,
+                .config_init = &m88e1121_config_init,
                 .config_aneg = &m88e1121_config_aneg,
                 .read_status = &marvell_read_status,
                 .ack_interrupt = &marvell_ack_interrupt,
@@ -1215,7 +1271,7 @@ static struct phy_driver marvell_drivers[] = {
                 .features = PHY_GBIT_FEATURES,
                 .flags = PHY_HAS_INTERRUPT,
                 .probe = marvell_probe,
-                .config_init = &marvell_config_init,
+                .config_init = &m88e1121_config_init,
                 .config_aneg = &m88e1318_config_aneg,
                 .read_status = &marvell_read_status,
                 .ack_interrupt = &marvell_ack_interrupt,
diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c
index 2e21e9366f76..b62c4aaee40b 100644
--- a/drivers/net/phy/smsc.c
+++ b/drivers/net/phy/smsc.c
@@ -75,22 +75,13 @@ static int smsc_phy_reset(struct phy_device *phydev)
          * in all capable mode before using it.
          */
         if ((rc & MII_LAN83C185_MODE_MASK) == MII_LAN83C185_MODE_POWERDOWN) {
-                int timeout = 50000;
-
-                /* set "all capable" mode and reset the phy */
+                /* set "all capable" mode */
                 rc |= MII_LAN83C185_MODE_ALL;
                 phy_write(phydev, MII_LAN83C185_SPECIAL_MODES, rc);
-                phy_write(phydev, MII_BMCR, BMCR_RESET);
-
-                /* wait end of reset (max 500 ms) */
-                do {
-                        udelay(10);
-                        if (timeout-- == 0)
-                                return -1;
-                        rc = phy_read(phydev, MII_BMCR);
-                } while (rc & BMCR_RESET);
         }
-        return 0;
+
+        /* reset the phy */
+        return genphy_soft_reset(phydev);
 }
 
 static int lan911x_config_init(struct phy_device *phydev)
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 2ace126533cd..fdee77207323 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1203,8 +1203,10 @@ static int team_port_add(struct team *team, struct net_device *port_dev)
                 goto err_dev_open;
         }
 
+        netif_addr_lock_bh(dev);
         dev_uc_sync_multiple(port_dev, dev);
         dev_mc_sync_multiple(port_dev, dev);
+        netif_addr_unlock_bh(dev);
 
         err = vlan_vids_add_by_dev(port_dev, dev);
         if (err) {
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index 3f9f6ed3eec4..4e257b8d8f3e 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -31,7 +31,7 @@
 #define NETNEXT_VERSION         "08"
 
 /* Information for net */
-#define NET_VERSION             "3"
+#define NET_VERSION             "4"
 
 #define DRIVER_VERSION          "v1." NETNEXT_VERSION "." NET_VERSION
 #define DRIVER_AUTHOR "Realtek linux nic maintainers <nic_swsd@realtek.com>"
@@ -116,6 +116,7 @@
 #define USB_TX_DMA              0xd434
 #define USB_TOLERANCE           0xd490
 #define USB_LPM_CTRL            0xd41a
+#define USB_BMU_RESET           0xd4b0
 #define USB_UPS_CTRL            0xd800
 #define USB_MISC_0              0xd81a
 #define USB_POWER_CUT           0xd80a
@@ -338,6 +339,10 @@
 #define TEST_MODE_DISABLE       0x00000001
 #define TX_SIZE_ADJUST1         0x00000100
 
+/* USB_BMU_RESET */
+#define BMU_RESET_EP_IN         0x01
+#define BMU_RESET_EP_OUT        0x02
+
 /* USB_UPS_CTRL */
 #define POWER_CUT               0x0100
 
@@ -2169,7 +2174,7 @@ static void r8153_set_rx_early_timeout(struct r8152 *tp)
 static void r8153_set_rx_early_size(struct r8152 *tp)
 {
         u32 mtu = tp->netdev->mtu;
-        u32 ocp_data = (agg_buf_sz - mtu - VLAN_ETH_HLEN - VLAN_HLEN) / 4;
+        u32 ocp_data = (agg_buf_sz - mtu - VLAN_ETH_HLEN - VLAN_HLEN) / 8;
 
         ocp_write_word(tp, MCU_TYPE_USB, USB_RX_EARLY_SIZE, ocp_data);
 }
@@ -2456,6 +2461,17 @@ static void r8153_teredo_off(struct r8152 *tp)
         ocp_write_dword(tp, MCU_TYPE_PLA, PLA_TEREDO_TIMER, 0);
 }
 
+static void rtl_reset_bmu(struct r8152 *tp)
+{
+        u32 ocp_data;
+
+        ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_BMU_RESET);
+        ocp_data &= ~(BMU_RESET_EP_IN | BMU_RESET_EP_OUT);
+        ocp_write_byte(tp, MCU_TYPE_USB, USB_BMU_RESET, ocp_data);
+        ocp_data |= BMU_RESET_EP_IN | BMU_RESET_EP_OUT;
+        ocp_write_byte(tp, MCU_TYPE_USB, USB_BMU_RESET, ocp_data);
+}
+
 static void r8152_aldps_en(struct r8152 *tp, bool enable)
 {
         if (enable) {
@@ -2681,6 +2697,7 @@ static void r8153_first_init(struct r8152 *tp)
         r8153_hw_phy_cfg(tp);
 
         rtl8152_nic_reset(tp);
+        rtl_reset_bmu(tp);
 
         ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
         ocp_data &= ~NOW_IS_OOB;
@@ -2742,6 +2759,7 @@ static void r8153_enter_oob(struct r8152 *tp)
         ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);
 
         rtl_disable(tp);
+        rtl_reset_bmu(tp);
 
         for (i = 0; i < 1000; i++) {
                 ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
@@ -2803,6 +2821,7 @@ static void rtl8153_disable(struct r8152 *tp)
 {
         r8153_aldps_en(tp, false);
         rtl_disable(tp);
+        rtl_reset_bmu(tp);
         r8153_aldps_en(tp, true);
         usb_enable_lpm(tp->udev);
 }
@@ -3382,15 +3401,11 @@ static void r8153_init(struct r8152 *tp)
         r8153_power_cut_en(tp, false);
         r8153_u1u2en(tp, true);
 
-        ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, ALDPS_SPDWN_RATIO);
-        ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, EEE_SPDWN_RATIO);
-        ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3,
-                       PKT_AVAIL_SPDWN_EN | SUSPEND_SPDWN_EN |
-                       U1U2_SPDWN_EN | L1_SPDWN_EN);
-        ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4,
-                       PWRSAVE_SPDWN_EN | RXDV_SPDWN_EN | TX10MIDLE_EN |
-                       TP100_SPDWN_EN | TP500_SPDWN_EN | TP1000_SPDWN_EN |
-                       EEE_SPDWN_EN);
+        /* MAC clock speed down */
+        ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, 0);
+        ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL2, 0);
+        ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL3, 0);
+        ocp_write_word(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL4, 0);
 
         r8153_enable_eee(tp);
         r8153_aldps_en(tp, true);
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index dff08842f26d..8bd8c7e1ee87 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -304,7 +304,7 @@ static int vrf_rt6_create(struct net_device *dev)
         dst_hold(&rt6->dst);
 
         rt6->rt6i_table = rt6i_table;
-        rt6->dst.output = vrf_output6;
+        rt6->dst.output = vrf_output6;
         rcu_assign_pointer(vrf->rt6, rt6);
 
         rc = 0;
@@ -403,7 +403,7 @@ static int vrf_rtable_create(struct net_device *dev)
         if (!rth)
                 return -ENOMEM;
 
-        rth->dst.output = vrf_output;
+        rth->dst.output = vrf_output;
         rth->rt_table_id = vrf->tb_id;
 
         rcu_assign_pointer(vrf->rth, rth);
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index f999db2f97b4..b3b9db68f758 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -2952,30 +2952,6 @@ static int vxlan_dev_configure(struct net *src_net, struct net_device *dev,
         return 0;
 }
 
-struct net_device *vxlan_dev_create(struct net *net, const char *name,
-                                    u8 name_assign_type, struct vxlan_config *conf)
-{
-        struct nlattr *tb[IFLA_MAX+1];
-        struct net_device *dev;
-        int err;
-
-        memset(&tb, 0, sizeof(tb));
-
-        dev = rtnl_create_link(net, name, name_assign_type,
-                               &vxlan_link_ops, tb);
-        if (IS_ERR(dev))
-                return dev;
-
-        err = vxlan_dev_configure(net, dev, conf);
-        if (err < 0) {
-                free_netdev(dev);
-                return ERR_PTR(err);
-        }
-
-        return dev;
-}
-EXPORT_SYMBOL_GPL(vxlan_dev_create);
-
 static int vxlan_newlink(struct net *src_net, struct net_device *dev,
                          struct nlattr *tb[], struct nlattr *data[])
 {
@@ -3268,6 +3244,40 @@ static struct rtnl_link_ops vxlan_link_ops __read_mostly = {
         .get_link_net   = vxlan_get_link_net,
 };
 
+struct net_device *vxlan_dev_create(struct net *net, const char *name,
+                                    u8 name_assign_type,
+                                    struct vxlan_config *conf)
+{
+        struct nlattr *tb[IFLA_MAX + 1];
+        struct net_device *dev;
+        int err;
+
+        memset(&tb, 0, sizeof(tb));
+
+        dev = rtnl_create_link(net, name, name_assign_type,
+                               &vxlan_link_ops, tb);
+        if (IS_ERR(dev))
+                return dev;
+
+        err = vxlan_dev_configure(net, dev, conf);
+        if (err < 0) {
+                free_netdev(dev);
+                return ERR_PTR(err);
+        }
+
+        err = rtnl_configure_link(dev, NULL);
+        if (err < 0) {
+                LIST_HEAD(list_kill);
+
+                vxlan_dellink(dev, &list_kill);
+                unregister_netdevice_many(&list_kill);
+                return ERR_PTR(err);
+        }
+
+        return dev;
+}
+EXPORT_SYMBOL_GPL(vxlan_dev_create);
+
 static void vxlan_handle_lowerdev_unregister(struct vxlan_net *vn,
                                              struct net_device *dev)
 {
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 49af62428c88..a92a0ba829f5 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -1083,7 +1083,7 @@ int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name,
                         }
 
                         ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "",
-                                        ar->running_fw->fw_file.fw_features,
+                                        fw_file->fw_features,
                                         sizeof(fw_file->fw_features));
                         break;
                 case ATH10K_FW_IE_FW_IMAGE:
diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index cc979a4faeb0..813cdd2621a1 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -1904,7 +1904,6 @@ static void ath10k_htt_rx_in_ord_ind(struct ath10k *ar, struct sk_buff *skb)
                         return;
                 }
         }
-        ath10k_htt_rx_msdu_buff_replenish(htt);
 }
 
 static void ath10k_htt_rx_tx_fetch_resp_id_confirm(struct ath10k *ar,
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index 6dd1d26b357f..4040f9413e86 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -679,10 +679,10 @@ static int ath10k_peer_create(struct ath10k *ar,
 
         peer = ath10k_peer_find(ar, vdev_id, addr);
         if (!peer) {
+                spin_unlock_bh(&ar->data_lock);
                 ath10k_warn(ar, "failed to find peer %pM on vdev %i after creation\n",
                             addr, vdev_id);
                 ath10k_wmi_peer_delete(ar, vdev_id, addr);
-                spin_unlock_bh(&ar->data_lock);
                 return -ENOENT;
         }
 
diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
index 9272ca90632b..80ff69f99229 100644
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -1122,12 +1122,12 @@ enum {
 #define AR9300_NUM_GPIO                          16
 #define AR9330_NUM_GPIO                          16
 #define AR9340_NUM_GPIO                          23
-#define AR9462_NUM_GPIO                          10
+#define AR9462_NUM_GPIO                          14
 #define AR9485_NUM_GPIO                          12
 #define AR9531_NUM_GPIO                          18
 #define AR9550_NUM_GPIO                          24
 #define AR9561_NUM_GPIO                          23
-#define AR9565_NUM_GPIO                          12
+#define AR9565_NUM_GPIO                          14
 #define AR9580_NUM_GPIO                          16
 #define AR7010_NUM_GPIO                          16
 
@@ -1139,12 +1139,12 @@ enum {
 #define AR9300_GPIO_MASK                         0x0000F4FF
 #define AR9330_GPIO_MASK                         0x0000F4FF
 #define AR9340_GPIO_MASK                         0x0000000F
-#define AR9462_GPIO_MASK                         0x000003FF
+#define AR9462_GPIO_MASK                         0x00003FFF
 #define AR9485_GPIO_MASK                         0x00000FFF
 #define AR9531_GPIO_MASK                         0x0000000F
 #define AR9550_GPIO_MASK                         0x0000000F
 #define AR9561_GPIO_MASK                         0x0000000F
-#define AR9565_GPIO_MASK                         0x00000FFF
+#define AR9565_GPIO_MASK                         0x00003FFF
 #define AR9580_GPIO_MASK                         0x0000F4FF
 #define AR7010_GPIO_MASK                         0x0000FFFF
 
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index e5f267b21316..18a8474b5760 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -3851,8 +3851,8 @@ static int iwl_mvm_mac_get_survey(struct ieee80211_hw *hw, int idx,
         if (idx != 0)
                 return -ENOENT;
 
-        if (fw_has_capa(&mvm->fw->ucode_capa,
-                        IWL_UCODE_TLV_CAPA_RADIO_BEACON_STATS))
+        if (!fw_has_capa(&mvm->fw->ucode_capa,
+                         IWL_UCODE_TLV_CAPA_RADIO_BEACON_STATS))
                 return -ENOENT;
 
         mutex_lock(&mvm->mutex);
@@ -3898,8 +3898,8 @@ static void iwl_mvm_mac_sta_statistics(struct ieee80211_hw *hw,
         struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
         struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
 
-        if (fw_has_capa(&mvm->fw->ucode_capa,
-                        IWL_UCODE_TLV_CAPA_RADIO_BEACON_STATS))
+        if (!fw_has_capa(&mvm->fw->ucode_capa,
+                         IWL_UCODE_TLV_CAPA_RADIO_BEACON_STATS))
                 return;
 
         /* if beacon filtering isn't on mac80211 does it anyway */
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
index ac2c5718e454..2c61516d06ff 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -581,7 +581,7 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
                             struct iwl_rx_mpdu_desc *desc)
 {
         struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-        struct iwl_mvm_sta *mvm_sta = iwl_mvm_sta_from_mac80211(sta);
+        struct iwl_mvm_sta *mvm_sta;
         struct iwl_mvm_baid_data *baid_data;
         struct iwl_mvm_reorder_buffer *buffer;
         struct sk_buff *tail;
@@ -604,6 +604,8 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm,
         if (WARN_ON(IS_ERR_OR_NULL(sta)))
                 return false;
 
+        mvm_sta = iwl_mvm_sta_from_mac80211(sta);
+
         /* not a data packet */
         if (!ieee80211_is_data_qos(hdr->frame_control) ||
             is_multicast_ether_addr(hdr->addr1))
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
index 6f609dd5c222..e78fc567ff7d 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
@@ -1222,7 +1222,7 @@ static int iwl_mvm_check_running_scans(struct iwl_mvm *mvm, int type)
         return -EIO;
 }
 
-#define SCAN_TIMEOUT (16 * HZ)
+#define SCAN_TIMEOUT (20 * HZ)
 
 void iwl_mvm_scan_timeout(unsigned long data)
 {
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index fea4d3437e2f..b23ab4a4504f 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -1852,12 +1852,18 @@ static struct iwl_mvm_sta *iwl_mvm_get_key_sta(struct iwl_mvm *mvm,
             mvmvif->ap_sta_id != IWL_MVM_STATION_COUNT) {
                 u8 sta_id = mvmvif->ap_sta_id;
 
+                sta = rcu_dereference_check(mvm->fw_id_to_mac_id[sta_id],
+                                            lockdep_is_held(&mvm->mutex));
+
                 /*
                  * It is possible that the 'sta' parameter is NULL,
                  * for example when a GTK is removed - the sta_id will then
                  * be the AP ID, and no station was passed by mac80211.
                  */
-                return iwl_mvm_sta_from_staid_protected(mvm, sta_id);
+                if (IS_ERR_OR_NULL(sta))
+                        return NULL;
+
+                return iwl_mvm_sta_from_mac80211(sta);
         }
 
         return NULL;
@@ -1955,6 +1961,14 @@ static int iwl_mvm_send_sta_igtk(struct iwl_mvm *mvm,
                 struct ieee80211_key_seq seq;
                 const u8 *pn;
 
+                switch (keyconf->cipher) {
+                case WLAN_CIPHER_SUITE_AES_CMAC:
+                        igtk_cmd.ctrl_flags |= cpu_to_le32(STA_KEY_FLG_CCM);
+                        break;
+                default:
+                        return -EINVAL;
+                }
+
                 memcpy(igtk_cmd.IGTK, keyconf->key, keyconf->keylen);
                 ieee80211_get_key_rx_seq(keyconf, 0, &seq);
                 pn = seq.aes_cmac.pn;
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
index fe19ace0d6a0..b04cf30f3959 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
@@ -1149,7 +1149,7 @@ static void rtl8192eu_phy_iqcalibrate(struct rtl8xxxu_priv *priv,
 
                 for (i = 0; i < retry; i++) {
                         path_b_ok = rtl8192eu_rx_iqk_path_b(priv);
-                        if (path_a_ok == 0x03) {
+                        if (path_b_ok == 0x03) {
                                 val32 = rtl8xxxu_read32(priv,
                                                         REG_RX_POWER_BEFORE_IQK_B_2);
                                 result[t][6] = (val32 >> 16) & 0x3ff;
diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c
index f7718ec685fa..cea8350fbc7e 100644
--- a/drivers/nvdimm/pfn_devs.c
+++ b/drivers/nvdimm/pfn_devs.c
@@ -344,6 +344,8 @@ struct device *nd_pfn_create(struct nd_region *nd_region)
 int nd_pfn_validate(struct nd_pfn *nd_pfn, const char *sig)
 {
         u64 checksum, offset;
+        unsigned long align;
+        enum nd_pfn_mode mode;
         struct nd_namespace_io *nsio;
         struct nd_pfn_sb *pfn_sb = nd_pfn->pfn_sb;
         struct nd_namespace_common *ndns = nd_pfn->ndns;
@@ -386,22 +388,50 @@ int nd_pfn_validate(struct nd_pfn *nd_pfn, const char *sig)
                 return -ENXIO;
         }
 
+        align = le32_to_cpu(pfn_sb->align);
+        offset = le64_to_cpu(pfn_sb->dataoff);
+        if (align == 0)
+                align = 1UL << ilog2(offset);
+        mode = le32_to_cpu(pfn_sb->mode);
+
         if (!nd_pfn->uuid) {
-                /* from probe we allocate */
+                /*
+                 * When probing a namepace via nd_pfn_probe() the uuid
+                 * is NULL (see: nd_pfn_devinit()) we init settings from
+                 * pfn_sb
+                 */
                 nd_pfn->uuid = kmemdup(pfn_sb->uuid, 16, GFP_KERNEL);
                 if (!nd_pfn->uuid)
                         return -ENOMEM;
+                nd_pfn->align = align;
+                nd_pfn->mode = mode;
         } else {
-                /* from init we validate */
+                /*
+                 * When probing a pfn / dax instance we validate the
+                 * live settings against the pfn_sb
+                 */
                 if (memcmp(nd_pfn->uuid, pfn_sb->uuid, 16) != 0)
                         return -ENODEV;
+
+                /*
+                 * If the uuid validates, but other settings mismatch
+                 * return EINVAL because userspace has managed to change
+                 * the configuration without specifying new
+                 * identification.
+                 */
+                if (nd_pfn->align != align || nd_pfn->mode != mode) {
+                        dev_err(&nd_pfn->dev,
+                                        "init failed, settings mismatch\n");
+                        dev_dbg(&nd_pfn->dev, "align: %lx:%lx mode: %d:%d\n",
+                                        nd_pfn->align, align, nd_pfn->mode,
+                                        mode);
+                        return -EINVAL;
+                }
         }
 
-        if (nd_pfn->align == 0)
-                nd_pfn->align = le32_to_cpu(pfn_sb->align);
-        if (nd_pfn->align > nvdimm_namespace_capacity(ndns)) {
+        if (align > nvdimm_namespace_capacity(ndns)) {
                 dev_err(&nd_pfn->dev, "alignment: %lx exceeds capacity %llx\n",
-                                nd_pfn->align, nvdimm_namespace_capacity(ndns));
+                                align, nvdimm_namespace_capacity(ndns));
                 return -EINVAL;
         }
 
@@ -411,7 +441,6 @@ int nd_pfn_validate(struct nd_pfn *nd_pfn, const char *sig)
          * namespace has changed since the pfn superblock was
          * established.
          */
-        offset = le64_to_cpu(pfn_sb->dataoff);
         nsio = to_nd_namespace_io(&ndns->dev);
         if (offset >= resource_size(&nsio->res)) {
                 dev_err(&nd_pfn->dev, "pfn array size exceeds capacity of %s\n",
@@ -419,10 +448,11 @@ int nd_pfn_validate(struct nd_pfn *nd_pfn, const char *sig)
                 return -EBUSY;
         }
 
-        if ((nd_pfn->align && !IS_ALIGNED(offset, nd_pfn->align))
+        if ((align && !IS_ALIGNED(offset, align))
                         || !IS_ALIGNED(offset, PAGE_SIZE)) {
-                dev_err(&nd_pfn->dev, "bad offset: %#llx dax disabled\n",
-                                offset);
+                dev_err(&nd_pfn->dev,
+                                "bad offset: %#llx dax disabled align: %#lx\n",
+                                offset, align);
                 return -ENXIO;
         }
 
@@ -502,7 +532,6 @@ static struct vmem_altmap *__nvdimm_setup_pfn(struct nd_pfn *nd_pfn,
         res->start += start_pad;
         res->end -= end_trunc;
 
-        nd_pfn->mode = le32_to_cpu(nd_pfn->pfn_sb->mode);
         if (nd_pfn->mode == PFN_MODE_RAM) {
                 if (offset < SZ_8K)
                         return ERR_PTR(-EINVAL);
diff --git a/drivers/pci/vc.c b/drivers/pci/vc.c
index dfbab61a1b47..1fa3a3219c45 100644
--- a/drivers/pci/vc.c
+++ b/drivers/pci/vc.c
@@ -221,9 +221,9 @@ static int pci_vc_do_save_buffer(struct pci_dev *dev, int pos,
                 else
                         pci_write_config_word(dev, pos + PCI_VC_PORT_CTRL,
                                               *(u16 *)buf);
-                buf += 2;
+                buf += 4;
         }
-        len += 2;
+        len += 4;
 
         /*
          * If we have any Low Priority VCs and a VC Arbitration Table Offset
diff --git a/drivers/phy/phy-bcm-ns-usb2.c b/drivers/phy/phy-bcm-ns-usb2.c
index 95ab6b2a0de5..58dff80e9386 100644
--- a/drivers/phy/phy-bcm-ns-usb2.c
+++ b/drivers/phy/phy-bcm-ns-usb2.c
@@ -109,8 +109,8 @@ static int bcm_ns_usb2_probe(struct platform_device *pdev)
         }
 
         usb2->phy = devm_phy_create(dev, NULL, &ops);
-        if (IS_ERR(dev))
-                return PTR_ERR(dev);
+        if (IS_ERR(usb2->phy))
+                return PTR_ERR(usb2->phy);
 
         phy_set_drvdata(usb2->phy, usb2);
         platform_set_drvdata(pdev, usb2);
diff --git a/drivers/phy/phy-miphy28lp.c b/drivers/phy/phy-miphy28lp.c
index 3acd2a1808df..213e2e15339c 100644
--- a/drivers/phy/phy-miphy28lp.c
+++ b/drivers/phy/phy-miphy28lp.c
@@ -1143,7 +1143,8 @@ static int miphy28lp_probe_resets(struct device_node *node,
         struct miphy28lp_dev *miphy_dev = miphy_phy->phydev;
         int err;
 
-        miphy_phy->miphy_rst = of_reset_control_get(node, "miphy-sw-rst");
+        miphy_phy->miphy_rst =
+                of_reset_control_get_shared(node, "miphy-sw-rst");
 
         if (IS_ERR(miphy_phy->miphy_rst)) {
                 dev_err(miphy_dev->dev,
diff --git a/drivers/phy/phy-rcar-gen3-usb2.c b/drivers/phy/phy-rcar-gen3-usb2.c
index 76bb88f0700a..4be3f5dbbc9f 100644
--- a/drivers/phy/phy-rcar-gen3-usb2.c
+++ b/drivers/phy/phy-rcar-gen3-usb2.c
@@ -144,12 +144,6 @@ static void rcar_gen3_init_for_peri(struct rcar_gen3_chan *ch)
         extcon_set_cable_state_(ch->extcon, EXTCON_USB, true);
 }
 
-static bool rcar_gen3_check_vbus(struct rcar_gen3_chan *ch)
-{
-        return !!(readl(ch->base + USB2_ADPCTRL) &
-                  USB2_ADPCTRL_OTGSESSVLD);
-}
-
 static bool rcar_gen3_check_id(struct rcar_gen3_chan *ch)
 {
         return !!(readl(ch->base + USB2_ADPCTRL) & USB2_ADPCTRL_IDDIG);
@@ -157,13 +151,7 @@ static bool rcar_gen3_check_id(struct rcar_gen3_chan *ch)
 
 static void rcar_gen3_device_recognition(struct rcar_gen3_chan *ch)
 {
-        bool is_host = true;
-
-        /* B-device? */
-        if (rcar_gen3_check_id(ch) && rcar_gen3_check_vbus(ch))
-                is_host = false;
-
-        if (is_host)
+        if (!rcar_gen3_check_id(ch))
                 rcar_gen3_init_for_host(ch);
         else
                 rcar_gen3_init_for_peri(ch);
diff --git a/drivers/phy/phy-rockchip-dp.c b/drivers/phy/phy-rockchip-dp.c
index 793ecb6d87bc..8b267a746576 100644
--- a/drivers/phy/phy-rockchip-dp.c
+++ b/drivers/phy/phy-rockchip-dp.c
@@ -90,7 +90,7 @@ static int rockchip_dp_phy_probe(struct platform_device *pdev)
                 return -ENODEV;
 
         dp = devm_kzalloc(dev, sizeof(*dp), GFP_KERNEL);
-        if (IS_ERR(dp))
+        if (!dp)
                 return -ENOMEM;
 
         dp->dev = dev;
diff --git a/drivers/phy/phy-stih407-usb.c b/drivers/phy/phy-stih407-usb.c
index 1d5ae5f8ef69..b1f44ab669fb 100644
--- a/drivers/phy/phy-stih407-usb.c
+++ b/drivers/phy/phy-stih407-usb.c
@@ -105,13 +105,13 @@ static int stih407_usb2_picophy_probe(struct platform_device *pdev)
         phy_dev->dev = dev;
         dev_set_drvdata(dev, phy_dev);
 
-        phy_dev->rstc = devm_reset_control_get(dev, "global");
+        phy_dev->rstc = devm_reset_control_get_shared(dev, "global");
         if (IS_ERR(phy_dev->rstc)) {
                 dev_err(dev, "failed to ctrl picoPHY reset\n");
                 return PTR_ERR(phy_dev->rstc);
         }
 
-        phy_dev->rstport = devm_reset_control_get(dev, "port");
+        phy_dev->rstport = devm_reset_control_get_exclusive(dev, "port");
         if (IS_ERR(phy_dev->rstport)) {
                 dev_err(dev, "failed to ctrl picoPHY reset\n");
                 return PTR_ERR(phy_dev->rstport);
diff --git a/drivers/phy/phy-sun4i-usb.c b/drivers/phy/phy-sun4i-usb.c
index bae54f7a1f48..de3101fbbf40 100644
--- a/drivers/phy/phy-sun4i-usb.c
+++ b/drivers/phy/phy-sun4i-usb.c
@@ -175,7 +175,7 @@ static void sun4i_usb_phy_write(struct sun4i_usb_phy *phy, u32 addr, u32 data,
 {
         struct sun4i_usb_phy_data *phy_data = to_sun4i_usb_phy_data(phy);
         u32 temp, usbc_bit = BIT(phy->index * 2);
-        void *phyctl = phy_data->base + phy_data->cfg->phyctl_offset;
+        void __iomem *phyctl = phy_data->base + phy_data->cfg->phyctl_offset;
         int i;
 
         mutex_lock(&phy_data->mutex);
@@ -514,9 +514,9 @@ static int sun4i_usb_phy_remove(struct platform_device *pdev)
 
         if (data->vbus_power_nb_registered)
                 power_supply_unreg_notifier(&data->vbus_power_nb);
-        if (data->id_det_irq >= 0)
+        if (data->id_det_irq > 0)
                 devm_free_irq(dev, data->id_det_irq, data);
-        if (data->vbus_det_irq >= 0)
+        if (data->vbus_det_irq > 0)
                 devm_free_irq(dev, data->vbus_det_irq, data);
 
         cancel_delayed_work_sync(&data->detect);
@@ -645,11 +645,11 @@ static int sun4i_usb_phy_probe(struct platform_device *pdev)
 
         data->id_det_irq = gpiod_to_irq(data->id_det_gpio);
         data->vbus_det_irq = gpiod_to_irq(data->vbus_det_gpio);
-        if ((data->id_det_gpio && data->id_det_irq < 0) ||
-            (data->vbus_det_gpio && data->vbus_det_irq < 0))
+        if ((data->id_det_gpio && data->id_det_irq <= 0) ||
+            (data->vbus_det_gpio && data->vbus_det_irq <= 0))
                 data->phy0_poll = true;
 
-        if (data->id_det_irq >= 0) {
+        if (data->id_det_irq > 0) {
                 ret = devm_request_irq(dev, data->id_det_irq,
                                 sun4i_usb_phy0_id_vbus_det_irq,
                                 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
@@ -660,7 +660,7 @@ static int sun4i_usb_phy_probe(struct platform_device *pdev)
                 }
         }
 
-        if (data->vbus_det_irq >= 0) {
+        if (data->vbus_det_irq > 0) {
                 ret = devm_request_irq(dev, data->vbus_det_irq,
                                 sun4i_usb_phy0_id_vbus_det_irq,
                                 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index e4bc1151e04f..42a5c1dddfef 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -23,7 +23,7 @@ obj-$(CONFIG_PINCTRL_PISTACHIO)	+= pinctrl-pistachio.o
 obj-$(CONFIG_PINCTRL_ROCKCHIP)  += pinctrl-rockchip.o
 obj-$(CONFIG_PINCTRL_SINGLE)    += pinctrl-single.o
 obj-$(CONFIG_PINCTRL_SIRF)      += sirf/
-obj-$(CONFIG_PINCTRL_TEGRA)     += tegra/
+obj-$(CONFIG_ARCH_TEGRA)        += tegra/
 obj-$(CONFIG_PINCTRL_TZ1090)    += pinctrl-tz1090.o
 obj-$(CONFIG_PINCTRL_TZ1090_PDC)        += pinctrl-tz1090-pdc.o
 obj-$(CONFIG_PINCTRL_U300)      += pinctrl-u300.o
diff --git a/drivers/pinctrl/freescale/pinctrl-imx.c b/drivers/pinctrl/freescale/pinctrl-imx.c
index 47ccfcc8a647..eccb47480e1d 100644
--- a/drivers/pinctrl/freescale/pinctrl-imx.c
+++ b/drivers/pinctrl/freescale/pinctrl-imx.c
@@ -209,9 +209,9 @@ static int imx_pmx_set(struct pinctrl_dev *pctldev, unsigned selector,
                 pin_reg = &info->pin_regs[pin_id];
 
                 if (pin_reg->mux_reg == -1) {
-                        dev_err(ipctl->dev, "Pin(%s) does not support mux function\n",
+                        dev_dbg(ipctl->dev, "Pin(%s) does not support mux function\n",
                                 info->pins[pin_id].name);
-                        return -EINVAL;
+                        continue;
                 }
 
                 if (info->flags & SHARE_MUX_CONF_REG) {
diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c
index 677a811b3a6f..7abfd42e8ffd 100644
--- a/drivers/pinctrl/intel/pinctrl-baytrail.c
+++ b/drivers/pinctrl/intel/pinctrl-baytrail.c
@@ -401,9 +401,9 @@ static const struct byt_simple_func_mux byt_score_sata_mux[] = {
 static const unsigned int byt_score_plt_clk0_pins[] = { 96 };
 static const unsigned int byt_score_plt_clk1_pins[] = { 97 };
 static const unsigned int byt_score_plt_clk2_pins[] = { 98 };
-static const unsigned int byt_score_plt_clk4_pins[] = { 99 };
-static const unsigned int byt_score_plt_clk5_pins[] = { 100 };
-static const unsigned int byt_score_plt_clk3_pins[] = { 101 };
+static const unsigned int byt_score_plt_clk3_pins[] = { 99 };
+static const unsigned int byt_score_plt_clk4_pins[] = { 100 };
+static const unsigned int byt_score_plt_clk5_pins[] = { 101 };
 static const struct byt_simple_func_mux byt_score_plt_clk_mux[] = {
         SIMPLE_FUNC("plt_clk", 1),
 };
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index cf9bafa10acf..bfdf720db270 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -1580,6 +1580,9 @@ static inline void pcs_irq_set(struct pcs_soc_data *pcs_soc,
                 else
                         mask &= ~soc_mask;
                 pcs->write(mask, pcswi->reg);
+
+                /* flush posted write */
+                mask = pcs->read(pcswi->reg);
                 raw_spin_unlock(&pcs->lock);
         }
 
diff --git a/drivers/pinctrl/tegra/Makefile b/drivers/pinctrl/tegra/Makefile
index a927379b6794..d9ea2be69cc4 100644
--- a/drivers/pinctrl/tegra/Makefile
+++ b/drivers/pinctrl/tegra/Makefile
@@ -1,4 +1,4 @@
-obj-y                                   += pinctrl-tegra.o
+obj-$(CONFIG_PINCTRL_TEGRA)             += pinctrl-tegra.o
 obj-$(CONFIG_PINCTRL_TEGRA20)           += pinctrl-tegra20.o
 obj-$(CONFIG_PINCTRL_TEGRA30)           += pinctrl-tegra30.o
 obj-$(CONFIG_PINCTRL_TEGRA114)          += pinctrl-tegra114.o
diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c
index 456987c88baa..b13cd074c52a 100644
--- a/drivers/power/power_supply_core.c
+++ b/drivers/power/power_supply_core.c
@@ -565,11 +565,12 @@ static int power_supply_read_temp(struct thermal_zone_device *tzd,
 
         WARN_ON(tzd == NULL);
         psy = tzd->devdata;
-        ret = psy->desc->get_property(psy, POWER_SUPPLY_PROP_TEMP, &val);
+        ret = power_supply_get_property(psy, POWER_SUPPLY_PROP_TEMP, &val);
+        if (ret)
+                return ret;
 
         /* Convert tenths of degree Celsius to milli degree Celsius. */
-        if (!ret)
-                *temp = val.intval * 100;
+        *temp = val.intval * 100;
 
         return ret;
 }
@@ -612,10 +613,12 @@ static int ps_get_max_charge_cntl_limit(struct thermal_cooling_device *tcd,
         int ret;
 
         psy = tcd->devdata;
-        ret = psy->desc->get_property(psy,
-                POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX, &val);
-        if (!ret)
-                *state = val.intval;
+        ret = power_supply_get_property(psy,
+                        POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT_MAX, &val);
+        if (ret)
+                return ret;
+
+        *state = val.intval;
 
         return ret;
 }
@@ -628,10 +631,12 @@ static int ps_get_cur_chrage_cntl_limit(struct thermal_cooling_device *tcd,
         int ret;
 
         psy = tcd->devdata;
-        ret = psy->desc->get_property(psy,
-                POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT, &val);
-        if (!ret)
-                *state = val.intval;
+        ret = power_supply_get_property(psy,
+                        POWER_SUPPLY_PROP_CHARGE_CONTROL_LIMIT, &val);
+        if (ret)
+                return ret;
+
+        *state = val.intval;
 
         return ret;
 }
diff --git a/drivers/power/tps65217_charger.c b/drivers/power/tps65217_charger.c
index d9f56730c735..73dfae41def8 100644
--- a/drivers/power/tps65217_charger.c
+++ b/drivers/power/tps65217_charger.c
@@ -197,6 +197,7 @@ static int tps65217_charger_probe(struct platform_device *pdev)
 {
         struct tps65217 *tps = dev_get_drvdata(pdev->dev.parent);
         struct tps65217_charger *charger;
+        struct power_supply_config cfg = {};
         int ret;
 
         dev_dbg(&pdev->dev, "%s\n", __func__);
@@ -208,9 +209,12 @@ static int tps65217_charger_probe(struct platform_device *pdev)
         charger->tps = tps;
         charger->dev = &pdev->dev;
 
+        cfg.of_node = pdev->dev.of_node;
+        cfg.drv_data = charger;
+
         charger->ac = devm_power_supply_register(&pdev->dev,
                                                  &tps65217_charger_desc,
-                                                 NULL);
+                                                 &cfg);
         if (IS_ERR(charger->ac)) {
                 dev_err(&pdev->dev, "failed: power supply register\n");
                 return PTR_ERR(charger->ac);
diff --git a/drivers/regulator/anatop-regulator.c b/drivers/regulator/anatop-regulator.c
index 63cd5e68c864..3a6d0290c54c 100644
--- a/drivers/regulator/anatop-regulator.c
+++ b/drivers/regulator/anatop-regulator.c
@@ -296,7 +296,7 @@ static int anatop_regulator_probe(struct platform_device *pdev)
                 if (!sreg->sel && !strcmp(sreg->name, "vddpu"))
                         sreg->sel = 22;
 
-                if (!sreg->sel) {
+                if (!sreg->bypass && !sreg->sel) {
                         dev_err(&pdev->dev, "Failed to read a valid default voltage selector.\n");
                         return -EINVAL;
                 }
diff --git a/drivers/regulator/max77620-regulator.c b/drivers/regulator/max77620-regulator.c
index 321e804aeab0..a1b49a6d538f 100644
--- a/drivers/regulator/max77620-regulator.c
+++ b/drivers/regulator/max77620-regulator.c
@@ -123,6 +123,9 @@ static int max77620_regulator_set_fps_src(struct max77620_regulator *pmic,
         unsigned int val;
         int ret;
 
+        if (!rinfo)
+                return 0;
+
         switch (fps_src) {
         case MAX77620_FPS_SRC_0:
         case MAX77620_FPS_SRC_1:
@@ -171,6 +174,9 @@ static int max77620_regulator_set_fps_slots(struct max77620_regulator *pmic,
         int pd = rpdata->active_fps_pd_slot;
         int ret = 0;
 
+        if (!rinfo)
+                return 0;
+
         if (is_suspend) {
                 pu = rpdata->suspend_fps_pu_slot;
                 pd = rpdata->suspend_fps_pd_slot;
@@ -680,7 +686,6 @@ static struct max77620_regulator_info max77620_regs_info[MAX77620_NUM_REGS] = {
         RAIL_SD(SD1, sd1, "in-sd1", SD1, 600000, 1550000, 12500, 0x22, SD1),
         RAIL_SD(SD2, sd2, "in-sd2", SDX, 600000, 3787500, 12500, 0xFF, NONE),
         RAIL_SD(SD3, sd3, "in-sd3", SDX, 600000, 3787500, 12500, 0xFF, NONE),
-        RAIL_SD(SD4, sd4, "in-sd4", SDX, 600000, 3787500, 12500, 0xFF, NONE),
 
         RAIL_LDO(LDO0, ldo0, "in-ldo0-1", N, 800000, 2375000, 25000),
         RAIL_LDO(LDO1, ldo1, "in-ldo0-1", N, 800000, 2375000, 25000),
diff --git a/drivers/scsi/53c700.c b/drivers/scsi/53c700.c
index d4c285688ce9..3ddc85e6efd6 100644
--- a/drivers/scsi/53c700.c
+++ b/drivers/scsi/53c700.c
@@ -1122,7 +1122,7 @@ process_script_interrupt(__u32 dsps, __u32 dsp, struct scsi_cmnd *SCp,
                 } else {
                         struct scsi_cmnd *SCp;
 
-                        SCp = scsi_host_find_tag(SDp->host, SCSI_NO_TAG);
+                        SCp = SDp->current_cmnd;
                         if(unlikely(SCp == NULL)) {
                                 sdev_printk(KERN_ERR, SDp,
                                         "no saved request for untagged cmd\n");
@@ -1826,7 +1826,7 @@ NCR_700_queuecommand_lck(struct scsi_cmnd *SCp, void (*done)(struct scsi_cmnd *)
                        slot->tag, slot);
         } else {
                 slot->tag = SCSI_NO_TAG;
-                /* must populate current_cmnd for scsi_host_find_tag to work */
+                /* save current command for reselection */
                 SCp->device->current_cmnd = SCp;
         }
         /* sanity check: some of the commands generated by the mid-layer
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index a8b610eaa0ca..106a6adbd6f1 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -1128,7 +1128,6 @@ static int scsi_eh_action(struct scsi_cmnd *scmd, int rtn)
  */
 void scsi_eh_finish_cmd(struct scsi_cmnd *scmd, struct list_head *done_q)
 {
-        scmd->device->host->host_failed--;
         scmd->eh_eflags = 0;
         list_move_tail(&scmd->eh_entry, done_q);
 }
@@ -2227,6 +2226,9 @@ int scsi_error_handler(void *data)
                 else
                         scsi_unjam_host(shost);
 
+                /* All scmds have been handled */
+                shost->host_failed = 0;
+
                 /*
                  * Note - if the above fails completely, the action is to take
                  * individual devices offline and flush the queue of any
diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index cd89682065b9..1026e180eed7 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -578,7 +578,7 @@ static int rockchip_spi_transfer_one(
                 struct spi_device *spi,
                 struct spi_transfer *xfer)
 {
-        int ret = 1;
+        int ret = 0;
         struct rockchip_spi *rs = spi_master_get_devdata(master);
 
         WARN_ON(readl_relaxed(rs->regs + ROCKCHIP_SPI_SSIENR) &&
@@ -627,6 +627,8 @@ static int rockchip_spi_transfer_one(
                         spi_enable_chip(rs, 1);
                         ret = rockchip_spi_prepare_dma(rs);
                 }
+                /* successful DMA prepare means the transfer is in progress */
+                ret = ret ? ret : 1;
         } else {
                 spi_enable_chip(rs, 1);
                 ret = rockchip_spi_pio_transfer(rs);
diff --git a/drivers/spi/spi-sun4i.c b/drivers/spi/spi-sun4i.c
index 1ddd9e2309b6..cf007f3b83ec 100644
--- a/drivers/spi/spi-sun4i.c
+++ b/drivers/spi/spi-sun4i.c
@@ -173,13 +173,17 @@ static int sun4i_spi_transfer_one(struct spi_master *master,
 {
         struct sun4i_spi *sspi = spi_master_get_devdata(master);
         unsigned int mclk_rate, div, timeout;
+        unsigned int start, end, tx_time;
         unsigned int tx_len = 0;
         int ret = 0;
         u32 reg;
 
         /* We don't support transfer larger than the FIFO */
         if (tfr->len > SUN4I_FIFO_DEPTH)
-                return -EINVAL;
+                return -EMSGSIZE;
+
+        if (tfr->tx_buf && tfr->len >= SUN4I_FIFO_DEPTH)
+                return -EMSGSIZE;
 
         reinit_completion(&sspi->done);
         sspi->tx_buf = tfr->tx_buf;
@@ -269,8 +273,12 @@ static int sun4i_spi_transfer_one(struct spi_master *master,
         sun4i_spi_write(sspi, SUN4I_BURST_CNT_REG, SUN4I_BURST_CNT(tfr->len));
         sun4i_spi_write(sspi, SUN4I_XMIT_CNT_REG, SUN4I_XMIT_CNT(tx_len));
 
-        /* Fill the TX FIFO */
-        sun4i_spi_fill_fifo(sspi, SUN4I_FIFO_DEPTH);
+        /*
+         * Fill the TX FIFO
+         * Filling the FIFO fully causes timeout for some reason
+         * at least on spi2 on A10s
+         */
+        sun4i_spi_fill_fifo(sspi, SUN4I_FIFO_DEPTH - 1);
 
         /* Enable the interrupts */
         sun4i_spi_write(sspi, SUN4I_INT_CTL_REG, SUN4I_INT_CTL_TC);
@@ -279,9 +287,16 @@ static int sun4i_spi_transfer_one(struct spi_master *master,
         reg = sun4i_spi_read(sspi, SUN4I_CTL_REG);
         sun4i_spi_write(sspi, SUN4I_CTL_REG, reg | SUN4I_CTL_XCH);
 
+        tx_time = max(tfr->len * 8 * 2 / (tfr->speed_hz / 1000), 100U);
+        start = jiffies;
         timeout = wait_for_completion_timeout(&sspi->done,
-                                              msecs_to_jiffies(1000));
+                                              msecs_to_jiffies(tx_time));
+        end = jiffies;
         if (!timeout) {
+                dev_warn(&master->dev,
+                         "%s: timeout transferring %u bytes@%iHz for %i(%i)ms",
+                         dev_name(&spi->dev), tfr->len, tfr->speed_hz,
+                         jiffies_to_msecs(end - start), tx_time);
                 ret = -ETIMEDOUT;
                 goto out;
         }
diff --git a/drivers/spi/spi-sun6i.c b/drivers/spi/spi-sun6i.c
index 42e2c4bd690a..7fce79a60608 100644
--- a/drivers/spi/spi-sun6i.c
+++ b/drivers/spi/spi-sun6i.c
@@ -160,6 +160,7 @@ static int sun6i_spi_transfer_one(struct spi_master *master,
 {
         struct sun6i_spi *sspi = spi_master_get_devdata(master);
         unsigned int mclk_rate, div, timeout;
+        unsigned int start, end, tx_time;
         unsigned int tx_len = 0;
         int ret = 0;
         u32 reg;
@@ -269,9 +270,16 @@ static int sun6i_spi_transfer_one(struct spi_master *master,
         reg = sun6i_spi_read(sspi, SUN6I_TFR_CTL_REG);
         sun6i_spi_write(sspi, SUN6I_TFR_CTL_REG, reg | SUN6I_TFR_CTL_XCH);
 
+        tx_time = max(tfr->len * 8 * 2 / (tfr->speed_hz / 1000), 100U);
+        start = jiffies;
         timeout = wait_for_completion_timeout(&sspi->done,
-                                              msecs_to_jiffies(1000));
+                                              msecs_to_jiffies(tx_time));
+        end = jiffies;
         if (!timeout) {
+                dev_warn(&master->dev,
+                         "%s: timeout transferring %u bytes@%iHz for %i(%i)ms",
+                         dev_name(&spi->dev), tfr->len, tfr->speed_hz,
+                         jiffies_to_msecs(end - start), tx_time);
                 ret = -ETIMEDOUT;
                 goto out;
         }
diff --git a/drivers/spi/spi-ti-qspi.c b/drivers/spi/spi-ti-qspi.c
index 443f664534e1..29ea8d2f9824 100644
--- a/drivers/spi/spi-ti-qspi.c
+++ b/drivers/spi/spi-ti-qspi.c
@@ -646,6 +646,13 @@ free_master:
 
 static int ti_qspi_remove(struct platform_device *pdev)
 {
+        struct ti_qspi *qspi = platform_get_drvdata(pdev);
+        int rc;
+
+        rc = spi_master_suspend(qspi->master);
+        if (rc)
+                return rc;
+
         pm_runtime_put_sync(&pdev->dev);
         pm_runtime_disable(&pdev->dev);
 
diff --git a/drivers/staging/iio/accel/sca3000_core.c b/drivers/staging/iio/accel/sca3000_core.c
index a8f533af9eca..ec12181822e6 100644
--- a/drivers/staging/iio/accel/sca3000_core.c
+++ b/drivers/staging/iio/accel/sca3000_core.c
@@ -594,7 +594,7 @@ static ssize_t sca3000_read_frequency(struct device *dev,
                 goto error_ret_mut;
         ret = sca3000_read_ctrl_reg(st, SCA3000_REG_CTRL_SEL_OUT_CTRL);
         mutex_unlock(&st->lock);
-        if (ret)
+        if (ret < 0)
                 goto error_ret;
         val = ret;
         if (base_freq > 0)
diff --git a/drivers/staging/iio/adc/ad7606_spi.c b/drivers/staging/iio/adc/ad7606_spi.c
index 825da0769936..9587fa86dc69 100644
--- a/drivers/staging/iio/adc/ad7606_spi.c
+++ b/drivers/staging/iio/adc/ad7606_spi.c
@@ -21,7 +21,7 @@ static int ad7606_spi_read_block(struct device *dev,
 {
         struct spi_device *spi = to_spi_device(dev);
         int i, ret;
-        unsigned short *data;
+        unsigned short *data = buf;
         __be16 *bdata = buf;
 
         ret = spi_read(spi, buf, count * 2);
diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c
index 9f43976f4ef2..170ac980abcb 100644
--- a/drivers/staging/iio/impedance-analyzer/ad5933.c
+++ b/drivers/staging/iio/impedance-analyzer/ad5933.c
@@ -444,10 +444,10 @@ static ssize_t ad5933_store(struct device *dev,
                 st->settling_cycles = val;
 
                 /* 2x, 4x handling, see datasheet */
-                if (val > 511)
-                        val = (val >> 1) | (1 << 9);
-                else if (val > 1022)
+                if (val > 1022)
                         val = (val >> 2) | (3 << 9);
+                else if (val > 511)
+                        val = (val >> 1) | (1 << 9);
 
                 dat = cpu_to_be16(val);
                 ret = ad5933_i2c_write(st->client,
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index f856c4544eea..51e0d32883ba 100644
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -667,8 +667,11 @@ static void pty_unix98_remove(struct tty_driver *driver, struct tty_struct *tty)
                 fsi = tty->driver_data;
         else
                 fsi = tty->link->driver_data;
-        devpts_kill_index(fsi, tty->index);
-        devpts_release(fsi);
+
+        if (fsi) {
+                devpts_kill_index(fsi, tty->index);
+                devpts_release(fsi);
+        }
 }
 
 static const struct tty_operations ptm_unix98_ops = {
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index dc125322f48f..5b0fe97c46ca 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -750,6 +750,7 @@ static void visual_init(struct vc_data *vc, int num, int init)
         vc->vc_complement_mask = 0;
         vc->vc_can_do_color = 0;
         vc->vc_panic_force_write = false;
+        vc->vc_cur_blink_ms = DEFAULT_CURSOR_BLINK_MS;
         vc->vc_sw->con_init(vc, init);
         if (!vc->vc_complement_mask)
                 vc->vc_complement_mask = vc->vc_can_do_color ? 0x7700 : 0x0800;
diff --git a/drivers/usb/common/usb-otg-fsm.c b/drivers/usb/common/usb-otg-fsm.c
index 9059b7dc185e..2f537bbdda09 100644
--- a/drivers/usb/common/usb-otg-fsm.c
+++ b/drivers/usb/common/usb-otg-fsm.c
@@ -21,6 +21,7 @@
  * 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
+#include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/mutex.h>
@@ -450,3 +451,4 @@ int otg_statemachine(struct otg_fsm *fsm)
         return fsm->state_changed;
 }
 EXPORT_SYMBOL_GPL(otg_statemachine);
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 34b837ae1ed7..d2e3f655c26f 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -2598,26 +2598,23 @@ EXPORT_SYMBOL_GPL(usb_create_hcd);
  * Don't deallocate the bandwidth_mutex until the last shared usb_hcd is
  * deallocated.
  *
- * Make sure to only deallocate the bandwidth_mutex when the primary HCD is
- * freed.  When hcd_release() is called for either hcd in a peer set
- * invalidate the peer's ->shared_hcd and ->primary_hcd pointers to
- * block new peering attempts
+ * Make sure to deallocate the bandwidth_mutex only when the last HCD is
+ * freed.  When hcd_release() is called for either hcd in a peer set,
+ * invalidate the peer's ->shared_hcd and ->primary_hcd pointers.
  */
 static void hcd_release(struct kref *kref)
 {
         struct usb_hcd *hcd = container_of (kref, struct usb_hcd, kref);
 
         mutex_lock(&usb_port_peer_mutex);
-        if (usb_hcd_is_primary_hcd(hcd)) {
-                kfree(hcd->address0_mutex);
-                kfree(hcd->bandwidth_mutex);
-        }
         if (hcd->shared_hcd) {
                 struct usb_hcd *peer = hcd->shared_hcd;
 
                 peer->shared_hcd = NULL;
-                if (peer->primary_hcd == hcd)
-                        peer->primary_hcd = NULL;
+                peer->primary_hcd = NULL;
+        } else {
+                kfree(hcd->address0_mutex);
+                kfree(hcd->bandwidth_mutex);
         }
         mutex_unlock(&usb_port_peer_mutex);
         kfree(hcd);
diff --git a/drivers/usb/dwc3/dwc3-st.c b/drivers/usb/dwc3/dwc3-st.c
index 50d6ae6f88bc..89a2f712fdfe 100644
--- a/drivers/usb/dwc3/dwc3-st.c
+++ b/drivers/usb/dwc3/dwc3-st.c
@@ -233,7 +233,8 @@ static int st_dwc3_probe(struct platform_device *pdev)
         dev_vdbg(&pdev->dev, "glue-logic addr 0x%p, syscfg-reg offset 0x%x\n",
                  dwc3_data->glue_base, dwc3_data->syscfg_reg_off);
 
-        dwc3_data->rstc_pwrdn = devm_reset_control_get(dev, "powerdown");
+        dwc3_data->rstc_pwrdn =
+                devm_reset_control_get_exclusive(dev, "powerdown");
         if (IS_ERR(dwc3_data->rstc_pwrdn)) {
                 dev_err(&pdev->dev, "could not get power controller\n");
                 ret = PTR_ERR(dwc3_data->rstc_pwrdn);
@@ -243,7 +244,8 @@ static int st_dwc3_probe(struct platform_device *pdev)
         /* Manage PowerDown */
         reset_control_deassert(dwc3_data->rstc_pwrdn);
 
-        dwc3_data->rstc_rst = devm_reset_control_get(dev, "softreset");
+        dwc3_data->rstc_rst =
+                devm_reset_control_get_shared(dev, "softreset");
         if (IS_ERR(dwc3_data->rstc_rst)) {
                 dev_err(&pdev->dev, "could not get reset controller\n");
                 ret = PTR_ERR(dwc3_data->rstc_rst);
diff --git a/drivers/usb/host/ehci-st.c b/drivers/usb/host/ehci-st.c
index a94ed677d937..be4a2788fc58 100644
--- a/drivers/usb/host/ehci-st.c
+++ b/drivers/usb/host/ehci-st.c
@@ -206,7 +206,8 @@ static int st_ehci_platform_probe(struct platform_device *dev)
                 priv->clk48 = NULL;
         }
 
-        priv->pwr = devm_reset_control_get_optional(&dev->dev, "power");
+        priv->pwr =
+                devm_reset_control_get_optional_shared(&dev->dev, "power");
         if (IS_ERR(priv->pwr)) {
                 err = PTR_ERR(priv->pwr);
                 if (err == -EPROBE_DEFER)
@@ -214,7 +215,8 @@ static int st_ehci_platform_probe(struct platform_device *dev)
                 priv->pwr = NULL;
         }
 
-        priv->rst = devm_reset_control_get_optional(&dev->dev, "softreset");
+        priv->rst =
+                devm_reset_control_get_optional_shared(&dev->dev, "softreset");
         if (IS_ERR(priv->rst)) {
                 err = PTR_ERR(priv->rst);
                 if (err == -EPROBE_DEFER)
diff --git a/drivers/usb/host/ohci-st.c b/drivers/usb/host/ohci-st.c
index acf2eb2a5676..02816a1515a1 100644
--- a/drivers/usb/host/ohci-st.c
+++ b/drivers/usb/host/ohci-st.c
@@ -188,13 +188,15 @@ static int st_ohci_platform_probe(struct platform_device *dev)
                 priv->clk48 = NULL;
         }
 
-        priv->pwr = devm_reset_control_get_optional(&dev->dev, "power");
+        priv->pwr =
+                devm_reset_control_get_optional_shared(&dev->dev, "power");
         if (IS_ERR(priv->pwr)) {
                 err = PTR_ERR(priv->pwr);
                 goto err_put_clks;
         }
 
-        priv->rst = devm_reset_control_get_optional(&dev->dev, "softreset");
+        priv->rst =
+                devm_reset_control_get_optional_shared(&dev->dev, "softreset");
         if (IS_ERR(priv->rst)) {
                 err = PTR_ERR(priv->rst);
                 goto err_put_clks;
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index d46839f51e73..e4db19e88ab1 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -151,8 +151,6 @@ static DECLARE_WAIT_QUEUE_HEAD(balloon_wq);
 static void balloon_process(struct work_struct *work);
 static DECLARE_DELAYED_WORK(balloon_worker, balloon_process);
 
-static void release_memory_resource(struct resource *resource);
-
 /* When ballooning out (allocating memory to return to Xen) we don't really
    want the kernel to try too hard since that can trigger the oom killer. */
 #define GFP_BALLOON \
@@ -248,6 +246,19 @@ static enum bp_state update_schedule(enum bp_state state)
 }
 
 #ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG
+static void release_memory_resource(struct resource *resource)
+{
+        if (!resource)
+                return;
+
+        /*
+         * No need to reset region to identity mapped since we now
+         * know that no I/O can be in this region
+         */
+        release_resource(resource);
+        kfree(resource);
+}
+
 static struct resource *additional_memory_resource(phys_addr_t size)
 {
         struct resource *res;
@@ -286,19 +297,6 @@ static struct resource *additional_memory_resource(phys_addr_t size)
         return res;
 }
 
-static void release_memory_resource(struct resource *resource)
-{
-        if (!resource)
-                return;
-
-        /*
-         * No need to reset region to identity mapped since we now
-         * know that no I/O can be in this region
-         */
-        release_resource(resource);
-        kfree(resource);
-}
-
 static enum bp_state reserve_additional_memory(void)
 {
         long credit;
diff --git a/drivers/xen/xen-pciback/conf_space.c b/drivers/xen/xen-pciback/conf_space.c
index 8e67336f8ddd..6a25533da237 100644
--- a/drivers/xen/xen-pciback/conf_space.c
+++ b/drivers/xen/xen-pciback/conf_space.c
@@ -183,8 +183,7 @@ int xen_pcibk_config_read(struct pci_dev *dev, int offset, int size,
                 field_start = OFFSET(cfg_entry);
                 field_end = OFFSET(cfg_entry) + field->size;
 
-                if ((req_start >= field_start && req_start < field_end)
-                    || (req_end > field_start && req_end <= field_end)) {
+                 if (req_end > field_start && field_end > req_start) {
                         err = conf_space_read(dev, cfg_entry, field_start,
                                               &tmp_val);
                         if (err)
@@ -230,8 +229,7 @@ int xen_pcibk_config_write(struct pci_dev *dev, int offset, int size, u32 value)
                 field_start = OFFSET(cfg_entry);
                 field_end = OFFSET(cfg_entry) + field->size;
 
-                if ((req_start >= field_start && req_start < field_end)
-                    || (req_end > field_start && req_end <= field_end)) {
+                 if (req_end > field_start && field_end > req_start) {
                         tmp_val = 0;
 
                         err = xen_pcibk_config_read(dev, field_start,
diff --git a/drivers/xen/xen-pciback/conf_space_header.c b/drivers/xen/xen-pciback/conf_space_header.c
index ad3d17d29c81..9ead1c2ff1dd 100644
--- a/drivers/xen/xen-pciback/conf_space_header.c
+++ b/drivers/xen/xen-pciback/conf_space_header.c
@@ -145,7 +145,7 @@ static int rom_write(struct pci_dev *dev, int offset, u32 value, void *data)
         /* A write to obtain the length must happen as a 32-bit write.
          * This does not (yet) support writing individual bytes
          */
-        if (value == ~PCI_ROM_ADDRESS_ENABLE)
+        if ((value | ~PCI_ROM_ADDRESS_MASK) == ~0U)
                 bar->which = 1;
         else {
                 u32 tmpval;
@@ -225,38 +225,42 @@ static inline void read_dev_bar(struct pci_dev *dev,
                            (PCI_BASE_ADDRESS_SPACE_MEMORY |
                                 PCI_BASE_ADDRESS_MEM_TYPE_64))) {
                         bar_info->val = res[pos - 1].start >> 32;
-                        bar_info->len_val = res[pos - 1].end >> 32;
+                        bar_info->len_val = -resource_size(&res[pos - 1]) >> 32;
                         return;
                 }
         }
 
+        if (!res[pos].flags ||
+            (res[pos].flags & (IORESOURCE_DISABLED | IORESOURCE_UNSET |
+                               IORESOURCE_BUSY)))
+                return;
+
         bar_info->val = res[pos].start |
                         (res[pos].flags & PCI_REGION_FLAG_MASK);
-        bar_info->len_val = resource_size(&res[pos]);
+        bar_info->len_val = -resource_size(&res[pos]) |
+                            (res[pos].flags & PCI_REGION_FLAG_MASK);
 }
 
 static void *bar_init(struct pci_dev *dev, int offset)
 {
-        struct pci_bar_info *bar = kmalloc(sizeof(*bar), GFP_KERNEL);
+        struct pci_bar_info *bar = kzalloc(sizeof(*bar), GFP_KERNEL);
 
         if (!bar)
                 return ERR_PTR(-ENOMEM);
 
         read_dev_bar(dev, bar, offset, ~0);
-        bar->which = 0;
 
         return bar;
 }
 
 static void *rom_init(struct pci_dev *dev, int offset)
 {
-        struct pci_bar_info *bar = kmalloc(sizeof(*bar), GFP_KERNEL);
+        struct pci_bar_info *bar = kzalloc(sizeof(*bar), GFP_KERNEL);
 
         if (!bar)
                 return ERR_PTR(-ENOMEM);
 
         read_dev_bar(dev, bar, offset, ~PCI_ROM_ADDRESS_ENABLE);
-        bar->which = 0;
 
         return bar;
 }
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index b84c291ba1eb..d7b78d531e63 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -74,7 +74,7 @@ int v9fs_file_open(struct inode *inode, struct file *file)
                                         v9fs_proto_dotu(v9ses));
         fid = file->private_data;
         if (!fid) {
-                fid = v9fs_fid_clone(file->f_path.dentry);
+                fid = v9fs_fid_clone(file_dentry(file));
                 if (IS_ERR(fid))
                         return PTR_ERR(fid);
 
@@ -100,7 +100,7 @@ int v9fs_file_open(struct inode *inode, struct file *file)
                  * because we want write after unlink usecase
                  * to work.
                  */
-                fid = v9fs_writeback_fid(file->f_path.dentry);
+                fid = v9fs_writeback_fid(file_dentry(file));
                 if (IS_ERR(fid)) {
                         err = PTR_ERR(fid);
                         mutex_unlock(&v9inode->v_mutex);
@@ -516,7 +516,7 @@ v9fs_mmap_file_mmap(struct file *filp, struct vm_area_struct *vma)
                  * because we want write after unlink usecase
                  * to work.
                  */
-                fid = v9fs_writeback_fid(filp->f_path.dentry);
+                fid = v9fs_writeback_fid(file_dentry(filp));
                 if (IS_ERR(fid)) {
                         retval = PTR_ERR(fid);
                         mutex_unlock(&v9inode->v_mutex);
diff --git a/fs/autofs4/autofs_i.h b/fs/autofs4/autofs_i.h
index f0d268b97d19..a439548de785 100644
--- a/fs/autofs4/autofs_i.h
+++ b/fs/autofs4/autofs_i.h
@@ -70,9 +70,13 @@ struct autofs_info {
 };
 
 #define AUTOFS_INF_EXPIRING     (1<<0) /* dentry in the process of expiring */
-#define AUTOFS_INF_NO_RCU       (1<<1) /* the dentry is being considered
+#define AUTOFS_INF_WANT_EXPIRE  (1<<1) /* the dentry is being considered
                                         * for expiry, so RCU_walk is
-                                        * not permitted
+                                        * not permitted.  If it progresses to
+                                        * actual expiry attempt, the flag is
+                                        * not cleared when EXPIRING is set -
+                                        * in that case it gets cleared only
+                                        * when it comes to clearing EXPIRING.
                                         */
 #define AUTOFS_INF_PENDING      (1<<2) /* dentry pending mount */
 
diff --git a/fs/autofs4/expire.c b/fs/autofs4/expire.c
index 9510d8d2e9cd..b493909e7492 100644
--- a/fs/autofs4/expire.c
+++ b/fs/autofs4/expire.c
@@ -316,19 +316,17 @@ struct dentry *autofs4_expire_direct(struct super_block *sb,
         if (ino->flags & AUTOFS_INF_PENDING)
                 goto out;
         if (!autofs4_direct_busy(mnt, root, timeout, do_now)) {
-                ino->flags |= AUTOFS_INF_NO_RCU;
+                ino->flags |= AUTOFS_INF_WANT_EXPIRE;
                 spin_unlock(&sbi->fs_lock);
                 synchronize_rcu();
                 spin_lock(&sbi->fs_lock);
                 if (!autofs4_direct_busy(mnt, root, timeout, do_now)) {
                         ino->flags |= AUTOFS_INF_EXPIRING;
-                        smp_mb();
-                        ino->flags &= ~AUTOFS_INF_NO_RCU;
                         init_completion(&ino->expire_complete);
                         spin_unlock(&sbi->fs_lock);
                         return root;
                 }
-                ino->flags &= ~AUTOFS_INF_NO_RCU;
+                ino->flags &= ~AUTOFS_INF_WANT_EXPIRE;
         }
 out:
         spin_unlock(&sbi->fs_lock);
@@ -446,7 +444,7 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb,
         while ((dentry = get_next_positive_subdir(dentry, root))) {
                 spin_lock(&sbi->fs_lock);
                 ino = autofs4_dentry_ino(dentry);
-                if (ino->flags & AUTOFS_INF_NO_RCU)
+                if (ino->flags & AUTOFS_INF_WANT_EXPIRE)
                         expired = NULL;
                 else
                         expired = should_expire(dentry, mnt, timeout, how);
@@ -455,7 +453,7 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb,
                         continue;
                 }
                 ino = autofs4_dentry_ino(expired);
-                ino->flags |= AUTOFS_INF_NO_RCU;
+                ino->flags |= AUTOFS_INF_WANT_EXPIRE;
                 spin_unlock(&sbi->fs_lock);
                 synchronize_rcu();
                 spin_lock(&sbi->fs_lock);
@@ -465,7 +463,7 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb,
                         goto found;
                 }
 
-                ino->flags &= ~AUTOFS_INF_NO_RCU;
+                ino->flags &= ~AUTOFS_INF_WANT_EXPIRE;
                 if (expired != dentry)
                         dput(expired);
                 spin_unlock(&sbi->fs_lock);
@@ -475,17 +473,8 @@ struct dentry *autofs4_expire_indirect(struct super_block *sb,
 found:
         pr_debug("returning %p %pd\n", expired, expired);
         ino->flags |= AUTOFS_INF_EXPIRING;
-        smp_mb();
-        ino->flags &= ~AUTOFS_INF_NO_RCU;
         init_completion(&ino->expire_complete);
         spin_unlock(&sbi->fs_lock);
-        spin_lock(&sbi->lookup_lock);
-        spin_lock(&expired->d_parent->d_lock);
-        spin_lock_nested(&expired->d_lock, DENTRY_D_LOCK_NESTED);
-        list_move(&expired->d_parent->d_subdirs, &expired->d_child);
-        spin_unlock(&expired->d_lock);
-        spin_unlock(&expired->d_parent->d_lock);
-        spin_unlock(&sbi->lookup_lock);
         return expired;
 }
 
@@ -496,7 +485,7 @@ int autofs4_expire_wait(struct dentry *dentry, int rcu_walk)
         int status;
 
         /* Block on any pending expire */
-        if (!(ino->flags & (AUTOFS_INF_EXPIRING | AUTOFS_INF_NO_RCU)))
+        if (!(ino->flags & AUTOFS_INF_WANT_EXPIRE))
                 return 0;
         if (rcu_walk)
                 return -ECHILD;
@@ -554,7 +543,7 @@ int autofs4_expire_run(struct super_block *sb,
         ino = autofs4_dentry_ino(dentry);
         /* avoid rapid-fire expire attempts if expiry fails */
         ino->last_used = now;
-        ino->flags &= ~AUTOFS_INF_EXPIRING;
+        ino->flags &= ~(AUTOFS_INF_EXPIRING|AUTOFS_INF_WANT_EXPIRE);
         complete_all(&ino->expire_complete);
         spin_unlock(&sbi->fs_lock);
 
@@ -583,7 +572,7 @@ int autofs4_do_expire_multi(struct super_block *sb, struct vfsmount *mnt,
                 spin_lock(&sbi->fs_lock);
                 /* avoid rapid-fire expire attempts if expiry fails */
                 ino->last_used = now;
-                ino->flags &= ~AUTOFS_INF_EXPIRING;
+                ino->flags &= ~(AUTOFS_INF_EXPIRING|AUTOFS_INF_WANT_EXPIRE);
                 complete_all(&ino->expire_complete);
                 spin_unlock(&sbi->fs_lock);
                 dput(dentry);
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index 78bd80298528..3767f6641af1 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -458,7 +458,7 @@ static int autofs4_d_manage(struct dentry *dentry, bool rcu_walk)
                  */
                 struct inode *inode;
 
-                if (ino->flags & (AUTOFS_INF_EXPIRING | AUTOFS_INF_NO_RCU))
+                if (ino->flags & AUTOFS_INF_WANT_EXPIRE)
                         return 0;
                 if (d_mountpoint(dentry))
                         return 0;
diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c
index 0146d911f468..631f1554c87b 100644
--- a/fs/autofs4/waitq.c
+++ b/fs/autofs4/waitq.c
@@ -66,11 +66,12 @@ static int autofs4_write(struct autofs_sb_info *sbi,
         set_fs(KERNEL_DS);
 
         mutex_lock(&sbi->pipe_mutex);
-        wr = __vfs_write(file, data, bytes, &file->f_pos);
-        while (bytes && wr) {
+        while (bytes) {
+                wr = __vfs_write(file, data, bytes, &file->f_pos);
+                if (wr <= 0)
+                        break;
                 data += wr;
                 bytes -= wr;
-                wr = __vfs_write(file, data, bytes, &file->f_pos);
         }
         mutex_unlock(&sbi->pipe_mutex);
 
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 6276add8538a..a85cf7d23309 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1786,10 +1786,12 @@ static noinline int generic_bin_search(struct extent_buffer *eb,
                         if (!err) {
                                 tmp = (struct btrfs_disk_key *)(kaddr + offset -
                                                         map_start);
-                        } else {
+                        } else if (err == 1) {
                                 read_extent_buffer(eb, &unaligned,
                                                    offset, sizeof(unaligned));
                                 tmp = &unaligned;
+                        } else {
+                                return err;
                         }
 
                 } else {
@@ -2830,6 +2832,8 @@ cow_done:
                 }
 
                 ret = key_search(b, key, level, &prev_cmp, &slot);
+                if (ret < 0)
+                        goto done;
 
                 if (level != 0) {
                         int dec = 0;
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 101c3cfd3f7c..4274a7bfdaed 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -2518,7 +2518,7 @@ void btrfs_put_block_group(struct btrfs_block_group_cache *cache);
 int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
                            struct btrfs_root *root, unsigned long count);
 int btrfs_async_run_delayed_refs(struct btrfs_root *root,
-                                 unsigned long count, int wait);
+                                 unsigned long count, u64 transid, int wait);
 int btrfs_lookup_data_extent(struct btrfs_root *root, u64 start, u64 len);
 int btrfs_lookup_extent_info(struct btrfs_trans_handle *trans,
                              struct btrfs_root *root, u64 bytenr,
diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c
index 61561c2a3f96..d3aaabbfada0 100644
--- a/fs/btrfs/delayed-inode.c
+++ b/fs/btrfs/delayed-inode.c
@@ -1606,15 +1606,23 @@ int btrfs_inode_delayed_dir_index_count(struct inode *inode)
         return 0;
 }
 
-void btrfs_get_delayed_items(struct inode *inode, struct list_head *ins_list,
-                             struct list_head *del_list)
+bool btrfs_readdir_get_delayed_items(struct inode *inode,
+                                     struct list_head *ins_list,
+                                     struct list_head *del_list)
 {
         struct btrfs_delayed_node *delayed_node;
         struct btrfs_delayed_item *item;
 
         delayed_node = btrfs_get_delayed_node(inode);
         if (!delayed_node)
-                return;
+                return false;
+
+        /*
+         * We can only do one readdir with delayed items at a time because of
+         * item->readdir_list.
+         */
+        inode_unlock_shared(inode);
+        inode_lock(inode);
 
         mutex_lock(&delayed_node->mutex);
         item = __btrfs_first_delayed_insertion_item(delayed_node);
@@ -1641,10 +1649,13 @@ void btrfs_get_delayed_items(struct inode *inode, struct list_head *ins_list,
          * requeue or dequeue this delayed node.
          */
         atomic_dec(&delayed_node->refs);
+
+        return true;
 }
 
-void btrfs_put_delayed_items(struct list_head *ins_list,
-                             struct list_head *del_list)
+void btrfs_readdir_put_delayed_items(struct inode *inode,
+                                     struct list_head *ins_list,
+                                     struct list_head *del_list)
 {
         struct btrfs_delayed_item *curr, *next;
 
@@ -1659,6 +1670,12 @@ void btrfs_put_delayed_items(struct list_head *ins_list,
                 if (atomic_dec_and_test(&curr->refs))
                         kfree(curr);
         }
+
+        /*
+         * The VFS is going to do up_read(), so we need to downgrade back to a
+         * read lock.
+         */
+        downgrade_write(&inode->i_rwsem);
 }
 
 int btrfs_should_delete_dir_index(struct list_head *del_list,
diff --git a/fs/btrfs/delayed-inode.h b/fs/btrfs/delayed-inode.h
index 0167853c84ae..2495b3d4075f 100644
--- a/fs/btrfs/delayed-inode.h
+++ b/fs/btrfs/delayed-inode.h
@@ -137,10 +137,12 @@ void btrfs_kill_all_delayed_nodes(struct btrfs_root *root);
 void btrfs_destroy_delayed_inodes(struct btrfs_root *root);
 
 /* Used for readdir() */
-void btrfs_get_delayed_items(struct inode *inode, struct list_head *ins_list,
-                             struct list_head *del_list);
-void btrfs_put_delayed_items(struct list_head *ins_list,
-                             struct list_head *del_list);
+bool btrfs_readdir_get_delayed_items(struct inode *inode,
+                                     struct list_head *ins_list,
+                                     struct list_head *del_list);
+void btrfs_readdir_put_delayed_items(struct inode *inode,
+                                     struct list_head *ins_list,
+                                     struct list_head *del_list);
 int btrfs_should_delete_dir_index(struct list_head *del_list,
                                   u64 index);
 int btrfs_readdir_delayed_dir_index(struct dir_context *ctx,
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 54cca7a1572b..60ce1190307b 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2806,7 +2806,7 @@ int open_ctree(struct super_block *sb,
 
         nodesize = btrfs_super_nodesize(disk_super);
         sectorsize = btrfs_super_sectorsize(disk_super);
-        stripesize = btrfs_super_stripesize(disk_super);
+        stripesize = sectorsize;
         fs_info->dirty_metadata_batch = nodesize * (1 + ilog2(nr_cpu_ids));
         fs_info->delalloc_batch = sectorsize * 512 * (1 + ilog2(nr_cpu_ids));
 
@@ -4133,9 +4133,7 @@ static int btrfs_check_super_valid(struct btrfs_fs_info *fs_info,
                        btrfs_super_bytes_used(sb));
                 ret = -EINVAL;
         }
-        if (!is_power_of_2(btrfs_super_stripesize(sb)) ||
-                ((btrfs_super_stripesize(sb) != sectorsize) &&
-                        (btrfs_super_stripesize(sb) != 4096))) {
+        if (!is_power_of_2(btrfs_super_stripesize(sb))) {
                 btrfs_err(fs_info, "invalid stripesize %u",
                        btrfs_super_stripesize(sb));
                 ret = -EINVAL;
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 29e5d000bbee..82b912a293ab 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2835,6 +2835,7 @@ int btrfs_should_throttle_delayed_refs(struct btrfs_trans_handle *trans,
 
 struct async_delayed_refs {
         struct btrfs_root *root;
+        u64 transid;
         int count;
         int error;
         int sync;
@@ -2850,6 +2851,10 @@ static void delayed_ref_async_start(struct btrfs_work *work)
 
         async = container_of(work, struct async_delayed_refs, work);
 
+        /* if the commit is already started, we don't need to wait here */
+        if (btrfs_transaction_blocked(async->root->fs_info))
+                goto done;
+
         trans = btrfs_join_transaction(async->root);
         if (IS_ERR(trans)) {
                 async->error = PTR_ERR(trans);
@@ -2861,10 +2866,15 @@ static void delayed_ref_async_start(struct btrfs_work *work)
          * wait on delayed refs
          */
         trans->sync = true;
+
+        /* Don't bother flushing if we got into a different transaction */
+        if (trans->transid > async->transid)
+                goto end;
+
         ret = btrfs_run_delayed_refs(trans, async->root, async->count);
         if (ret)
                 async->error = ret;
-
+end:
         ret = btrfs_end_transaction(trans, async->root);
         if (ret && !async->error)
                 async->error = ret;
@@ -2876,7 +2886,7 @@ done:
 }
 
 int btrfs_async_run_delayed_refs(struct btrfs_root *root,
-                                 unsigned long count, int wait)
+                                 unsigned long count, u64 transid, int wait)
 {
         struct async_delayed_refs *async;
         int ret;
@@ -2888,6 +2898,7 @@ int btrfs_async_run_delayed_refs(struct btrfs_root *root,
         async->root = root->fs_info->tree_root;
         async->count = count;
         async->error = 0;
+        async->transid = transid;
         if (wait)
                 async->sync = 1;
         else
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index aaee3ef55ed8..75533adef998 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -5342,6 +5342,11 @@ int read_extent_buffer_to_user(struct extent_buffer *eb, void __user *dstv,
         return ret;
 }
 
+/*
+ * return 0 if the item is found within a page.
+ * return 1 if the item spans two pages.
+ * return -EINVAL otherwise.
+ */
 int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start,
                                unsigned long min_len, char **map,
                                unsigned long *map_start,
@@ -5356,7 +5361,7 @@ int map_private_extent_buffer(struct extent_buffer *eb, unsigned long start,
                 PAGE_SHIFT;
 
         if (i != end_i)
-                return -EINVAL;
+                return 1;
 
         if (i == 0) {
                 offset = start_offset;
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index e0c9bd3fb02d..2234e88cf674 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1534,30 +1534,30 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
                 reserve_bytes = round_up(write_bytes + sector_offset,
                                 root->sectorsize);
 
-                if ((BTRFS_I(inode)->flags & (BTRFS_INODE_NODATACOW |
-                                              BTRFS_INODE_PREALLOC)) &&
-                    check_can_nocow(inode, pos, &write_bytes) > 0) {
-                        /*
-                         * For nodata cow case, no need to reserve
-                         * data space.
-                         */
-                        only_release_metadata = true;
-                        /*
-                         * our prealloc extent may be smaller than
-                         * write_bytes, so scale down.
-                         */
-                        num_pages = DIV_ROUND_UP(write_bytes + offset,
-                                                 PAGE_SIZE);
-                        reserve_bytes = round_up(write_bytes + sector_offset,
-                                        root->sectorsize);
-                        goto reserve_metadata;
-                }
-
                 ret = btrfs_check_data_free_space(inode, pos, write_bytes);
-                if (ret < 0)
-                        break;
+                if (ret < 0) {
+                        if ((BTRFS_I(inode)->flags & (BTRFS_INODE_NODATACOW |
+                                                      BTRFS_INODE_PREALLOC)) &&
+                            check_can_nocow(inode, pos, &write_bytes) > 0) {
+                                /*
+                                 * For nodata cow case, no need to reserve
+                                 * data space.
+                                 */
+                                only_release_metadata = true;
+                                /*
+                                 * our prealloc extent may be smaller than
+                                 * write_bytes, so scale down.
+                                 */
+                                num_pages = DIV_ROUND_UP(write_bytes + offset,
+                                                         PAGE_SIZE);
+                                reserve_bytes = round_up(write_bytes +
+                                                         sector_offset,
+                                                         root->sectorsize);
+                        } else {
+                                break;
+                        }
+                }
 
-reserve_metadata:
                 ret = btrfs_delalloc_reserve_metadata(inode, reserve_bytes);
                 if (ret) {
                         if (!only_release_metadata)
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index d2be95cfb6d1..4421954720b8 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4558,6 +4558,7 @@ delete:
                         BUG_ON(ret);
                         if (btrfs_should_throttle_delayed_refs(trans, root))
                                 btrfs_async_run_delayed_refs(root,
+                                                             trans->transid,
                                         trans->delayed_ref_updates * 2, 0);
                         if (be_nice) {
                                 if (truncate_space_check(trans, root,
@@ -5757,6 +5758,7 @@ static int btrfs_real_readdir(struct file *file, struct dir_context *ctx)
         int name_len;
         int is_curr = 0;        /* ctx->pos points to the current index? */
         bool emitted;
+        bool put = false;
 
         /* FIXME, use a real flag for deciding about the key type */
         if (root->fs_info->tree_root == root)
@@ -5774,7 +5776,8 @@ static int btrfs_real_readdir(struct file *file, struct dir_context *ctx)
         if (key_type == BTRFS_DIR_INDEX_KEY) {
                 INIT_LIST_HEAD(&ins_list);
                 INIT_LIST_HEAD(&del_list);
-                btrfs_get_delayed_items(inode, &ins_list, &del_list);
+                put = btrfs_readdir_get_delayed_items(inode, &ins_list,
+                                                      &del_list);
         }
 
         key.type = key_type;
@@ -5921,8 +5924,8 @@ next:
 nopos:
         ret = 0;
 err:
-        if (key_type == BTRFS_DIR_INDEX_KEY)
-                btrfs_put_delayed_items(&ins_list, &del_list);
+        if (put)
+                btrfs_readdir_put_delayed_items(inode, &ins_list, &del_list);
         btrfs_free_path(path);
         return ret;
 }
@@ -10534,7 +10537,7 @@ static const struct inode_operations btrfs_dir_ro_inode_operations = {
 static const struct file_operations btrfs_dir_file_operations = {
         .llseek         = generic_file_llseek,
         .read           = generic_read_dir,
-        .iterate        = btrfs_real_readdir,
+        .iterate_shared = btrfs_real_readdir,
         .unlocked_ioctl = btrfs_ioctl,
 #ifdef CONFIG_COMPAT
         .compat_ioctl   = btrfs_compat_ioctl,
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index e96634a725c3..aca8264f4a49 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -968,6 +968,7 @@ int btrfs_ordered_update_i_size(struct inode *inode, u64 offset,
         struct rb_node *prev = NULL;
         struct btrfs_ordered_extent *test;
         int ret = 1;
+        u64 orig_offset = offset;
 
         spin_lock_irq(&tree->lock);
         if (ordered) {
@@ -983,7 +984,7 @@ int btrfs_ordered_update_i_size(struct inode *inode, u64 offset,
 
         /* truncate file */
         if (disk_i_size > i_size) {
-                BTRFS_I(inode)->disk_i_size = i_size;
+                BTRFS_I(inode)->disk_i_size = orig_offset;
                 ret = 0;
                 goto out;
         }
diff --git a/fs/btrfs/tests/btrfs-tests.c b/fs/btrfs/tests/btrfs-tests.c
index 10eb249ef891..02223f3f78f4 100644
--- a/fs/btrfs/tests/btrfs-tests.c
+++ b/fs/btrfs/tests/btrfs-tests.c
@@ -68,7 +68,7 @@ int btrfs_init_test_fs(void)
         if (IS_ERR(test_mnt)) {
                 printk(KERN_ERR "btrfs: cannot mount test file system\n");
                 unregister_filesystem(&test_type);
-                return ret;
+                return PTR_ERR(test_mnt);
         }
         return 0;
 }
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 765845742fde..948aa186b353 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -818,6 +818,7 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans,
 {
         struct btrfs_transaction *cur_trans = trans->transaction;
         struct btrfs_fs_info *info = root->fs_info;
+        u64 transid = trans->transid;
         unsigned long cur = trans->delayed_ref_updates;
         int lock = (trans->type != TRANS_JOIN_NOLOCK);
         int err = 0;
@@ -905,7 +906,7 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans,
 
         kmem_cache_free(btrfs_trans_handle_cachep, trans);
         if (must_run_delayed_refs) {
-                btrfs_async_run_delayed_refs(root, cur,
+                btrfs_async_run_delayed_refs(root, cur, transid,
                                              must_run_delayed_refs == 1);
         }
         return err;
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 2f631b58ae00..589f128173b1 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4694,12 +4694,12 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,
 
         if (type & BTRFS_BLOCK_GROUP_RAID5) {
                 raid_stripe_len = find_raid56_stripe_len(ndevs - 1,
-                                 btrfs_super_stripesize(info->super_copy));
+                                                extent_root->stripesize);
                 data_stripes = num_stripes - 1;
         }
         if (type & BTRFS_BLOCK_GROUP_RAID6) {
                 raid_stripe_len = find_raid56_stripe_len(ndevs - 2,
-                                 btrfs_super_stripesize(info->super_copy));
+                                                extent_root->stripesize);
                 data_stripes = num_stripes - 2;
         }
 
diff --git a/fs/ceph/export.c b/fs/ceph/export.c
index 6e72c98162d5..1780218a48f0 100644
--- a/fs/ceph/export.c
+++ b/fs/ceph/export.c
@@ -95,10 +95,8 @@ static struct dentry *__fh_to_dentry(struct super_block *sb, u64 ino)
         }
 
         dentry = d_obtain_alias(inode);
-        if (IS_ERR(dentry)) {
-                iput(inode);
+        if (IS_ERR(dentry))
                 return dentry;
-        }
         err = ceph_init_dentry(dentry);
         if (err < 0) {
                 dput(dentry);
@@ -167,10 +165,8 @@ static struct dentry *__get_parent(struct super_block *sb,
                 return ERR_PTR(-ENOENT);
 
         dentry = d_obtain_alias(inode);
-        if (IS_ERR(dentry)) {
-                iput(inode);
+        if (IS_ERR(dentry))
                 return dentry;
-        }
         err = ceph_init_dentry(dentry);
         if (err < 0) {
                 dput(dentry);
@@ -210,7 +206,7 @@ static struct dentry *ceph_fh_to_parent(struct super_block *sb,
 
         dout("fh_to_parent %llx\n", cfh->parent_ino);
         dentry = __get_parent(sb, NULL, cfh->ino);
-        if (IS_ERR(dentry) && PTR_ERR(dentry) == -ENOENT)
+        if (unlikely(dentry == ERR_PTR(-ENOENT)))
                 dentry = __fh_to_dentry(sb, cfh->parent_ino);
         return dentry;
 }
diff --git a/fs/cifs/cifs_unicode.c b/fs/cifs/cifs_unicode.c
index 5a53ac6b1e02..02b071bf3732 100644
--- a/fs/cifs/cifs_unicode.c
+++ b/fs/cifs/cifs_unicode.c
@@ -101,6 +101,12 @@ convert_sfm_char(const __u16 src_char, char *target)
         case SFM_SLASH:
                 *target = '\\';
                 break;
+        case SFM_SPACE:
+                *target = ' ';
+                break;
+        case SFM_PERIOD:
+                *target = '.';
+                break;
         default:
                 return false;
         }
@@ -404,7 +410,7 @@ static __le16 convert_to_sfu_char(char src_char)
         return dest_char;
 }
 
-static __le16 convert_to_sfm_char(char src_char)
+static __le16 convert_to_sfm_char(char src_char, bool end_of_string)
 {
         __le16 dest_char;
 
@@ -427,6 +433,18 @@ static __le16 convert_to_sfm_char(char src_char)
         case '|':
                 dest_char = cpu_to_le16(SFM_PIPE);
                 break;
+        case '.':
+                if (end_of_string)
+                        dest_char = cpu_to_le16(SFM_PERIOD);
+                else
+                        dest_char = 0;
+                break;
+        case ' ':
+                if (end_of_string)
+                        dest_char = cpu_to_le16(SFM_SPACE);
+                else
+                        dest_char = 0;
+                break;
         default:
                 dest_char = 0;
         }
@@ -469,9 +487,16 @@ cifsConvertToUTF16(__le16 *target, const char *source, int srclen,
                 /* see if we must remap this char */
                 if (map_chars == SFU_MAP_UNI_RSVD)
                         dst_char = convert_to_sfu_char(src_char);
-                else if (map_chars == SFM_MAP_UNI_RSVD)
-                        dst_char = convert_to_sfm_char(src_char);
-                else
+                else if (map_chars == SFM_MAP_UNI_RSVD) {
+                        bool end_of_string;
+
+                        if (i == srclen - 1)
+                                end_of_string = true;
+                        else
+                                end_of_string = false;
+
+                        dst_char = convert_to_sfm_char(src_char, end_of_string);
+                } else
                         dst_char = 0;
                 /*
                  * FIXME: We can not handle remapping backslash (UNI_SLASH)
diff --git a/fs/cifs/cifs_unicode.h b/fs/cifs/cifs_unicode.h
index bdc52cb9a676..479bc0a941f3 100644
--- a/fs/cifs/cifs_unicode.h
+++ b/fs/cifs/cifs_unicode.h
@@ -64,6 +64,8 @@
 #define SFM_LESSTHAN    ((__u16) 0xF023)
 #define SFM_PIPE        ((__u16) 0xF027)
 #define SFM_SLASH       ((__u16) 0xF026)
+#define SFM_PERIOD      ((__u16) 0xF028)
+#define SFM_SPACE       ((__u16) 0xF029)
 
 /*
  * Mapping mechanism to use when one of the seven reserved characters is
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 5d8b7edf8a8f..5d841f39c4b7 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -87,6 +87,7 @@ extern mempool_t *cifs_req_poolp;
 extern mempool_t *cifs_mid_poolp;
 
 struct workqueue_struct *cifsiod_wq;
+__u32 cifs_lock_secret;
 
 /*
  * Bumps refcount for cifs super block.
@@ -1266,6 +1267,8 @@ init_cifs(void)
         spin_lock_init(&cifs_file_list_lock);
         spin_lock_init(&GlobalMid_Lock);
 
+        get_random_bytes(&cifs_lock_secret, sizeof(cifs_lock_secret));
+
         if (cifs_max_pending < 2) {
                 cifs_max_pending = 2;
                 cifs_dbg(FYI, "cifs_max_pending set to min of 2\n");
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index bba106cdc43c..8f1d8c1e72be 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -1619,6 +1619,7 @@ void cifs_oplock_break(struct work_struct *work);
 
 extern const struct slow_work_ops cifs_oplock_break_ops;
 extern struct workqueue_struct *cifsiod_wq;
+extern __u32 cifs_lock_secret;
 
 extern mempool_t *cifs_mid_poolp;
 
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 66736f57b5ab..7d2b15c06090 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -428,7 +428,9 @@ cifs_echo_request(struct work_struct *work)
          * server->ops->need_neg() == true. Also, no need to ping if
          * we got a response recently.
          */
-        if (!server->ops->need_neg || server->ops->need_neg(server) ||
+
+        if (server->tcpStatus == CifsNeedReconnect ||
+            server->tcpStatus == CifsExiting || server->tcpStatus == CifsNew ||
             (server->ops->can_echo && !server->ops->can_echo(server)) ||
             time_before(jiffies, server->lstrp + echo_interval - HZ))
                 goto requeue_echo;
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 9793ae0bcaa2..d4890b6dc22d 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1112,6 +1112,12 @@ cifs_push_mandatory_locks(struct cifsFileInfo *cfile)
         return rc;
 }
 
+static __u32
+hash_lockowner(fl_owner_t owner)
+{
+        return cifs_lock_secret ^ hash32_ptr((const void *)owner);
+}
+
 struct lock_to_push {
         struct list_head llist;
         __u64 offset;
@@ -1178,7 +1184,7 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile)
                 else
                         type = CIFS_WRLCK;
                 lck = list_entry(el, struct lock_to_push, llist);
-                lck->pid = flock->fl_pid;
+                lck->pid = hash_lockowner(flock->fl_owner);
                 lck->netfid = cfile->fid.netfid;
                 lck->length = length;
                 lck->type = type;
@@ -1305,7 +1311,8 @@ cifs_getlk(struct file *file, struct file_lock *flock, __u32 type,
                         posix_lock_type = CIFS_RDLCK;
                 else
                         posix_lock_type = CIFS_WRLCK;
-                rc = CIFSSMBPosixLock(xid, tcon, netfid, current->tgid,
+                rc = CIFSSMBPosixLock(xid, tcon, netfid,
+                                      hash_lockowner(flock->fl_owner),
                                       flock->fl_start, length, flock,
                                       posix_lock_type, wait_flag);
                 return rc;
@@ -1505,7 +1512,8 @@ cifs_setlk(struct file *file, struct file_lock *flock, __u32 type,
                         posix_lock_type = CIFS_UNLCK;
 
                 rc = CIFSSMBPosixLock(xid, tcon, cfile->fid.netfid,
-                                      current->tgid, flock->fl_start, length,
+                                      hash_lockowner(flock->fl_owner),
+                                      flock->fl_start, length,
                                       NULL, posix_lock_type, wait_flag);
                 goto out;
         }
diff --git a/fs/cifs/ntlmssp.h b/fs/cifs/ntlmssp.h
index 848249fa120f..3079b38f0afb 100644
--- a/fs/cifs/ntlmssp.h
+++ b/fs/cifs/ntlmssp.h
@@ -133,6 +133,6 @@ typedef struct _AUTHENTICATE_MESSAGE {
 
 int decode_ntlmssp_challenge(char *bcc_ptr, int blob_len, struct cifs_ses *ses);
 void build_ntlmssp_negotiate_blob(unsigned char *pbuffer, struct cifs_ses *ses);
-int build_ntlmssp_auth_blob(unsigned char *pbuffer, u16 *buflen,
+int build_ntlmssp_auth_blob(unsigned char **pbuffer, u16 *buflen,
                         struct cifs_ses *ses,
                         const struct nls_table *nls_cp);
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
index af0ec2d5ad0e..538d9b55699a 100644
--- a/fs/cifs/sess.c
+++ b/fs/cifs/sess.c
@@ -364,19 +364,43 @@ void build_ntlmssp_negotiate_blob(unsigned char *pbuffer,
         sec_blob->DomainName.MaximumLength = 0;
 }
 
-/* We do not malloc the blob, it is passed in pbuffer, because its
-   maximum possible size is fixed and small, making this approach cleaner.
-   This function returns the length of the data in the blob */
-int build_ntlmssp_auth_blob(unsigned char *pbuffer,
+static int size_of_ntlmssp_blob(struct cifs_ses *ses)
+{
+        int sz = sizeof(AUTHENTICATE_MESSAGE) + ses->auth_key.len
+                - CIFS_SESS_KEY_SIZE + CIFS_CPHTXT_SIZE + 2;
+
+        if (ses->domainName)
+                sz += 2 * strnlen(ses->domainName, CIFS_MAX_DOMAINNAME_LEN);
+        else
+                sz += 2;
+
+        if (ses->user_name)
+                sz += 2 * strnlen(ses->user_name, CIFS_MAX_USERNAME_LEN);
+        else
+                sz += 2;
+
+        return sz;
+}
+
+int build_ntlmssp_auth_blob(unsigned char **pbuffer,
                                         u16 *buflen,
                                    struct cifs_ses *ses,
                                    const struct nls_table *nls_cp)
 {
         int rc;
-        AUTHENTICATE_MESSAGE *sec_blob = (AUTHENTICATE_MESSAGE *)pbuffer;
+        AUTHENTICATE_MESSAGE *sec_blob;
         __u32 flags;
         unsigned char *tmp;
 
+        rc = setup_ntlmv2_rsp(ses, nls_cp);
+        if (rc) {
+                cifs_dbg(VFS, "Error %d during NTLMSSP authentication\n", rc);
+                *buflen = 0;
+                goto setup_ntlmv2_ret;
+        }
+        *pbuffer = kmalloc(size_of_ntlmssp_blob(ses), GFP_KERNEL);
+        sec_blob = (AUTHENTICATE_MESSAGE *)*pbuffer;
+
         memcpy(sec_blob->Signature, NTLMSSP_SIGNATURE, 8);
         sec_blob->MessageType = NtLmAuthenticate;
 
@@ -391,7 +415,7 @@ int build_ntlmssp_auth_blob(unsigned char *pbuffer,
                         flags |= NTLMSSP_NEGOTIATE_KEY_XCH;
         }
 
-        tmp = pbuffer + sizeof(AUTHENTICATE_MESSAGE);
+        tmp = *pbuffer + sizeof(AUTHENTICATE_MESSAGE);
         sec_blob->NegotiateFlags = cpu_to_le32(flags);
 
         sec_blob->LmChallengeResponse.BufferOffset =
@@ -399,13 +423,9 @@ int build_ntlmssp_auth_blob(unsigned char *pbuffer,
         sec_blob->LmChallengeResponse.Length = 0;
         sec_blob->LmChallengeResponse.MaximumLength = 0;
 
-        sec_blob->NtChallengeResponse.BufferOffset = cpu_to_le32(tmp - pbuffer);
+        sec_blob->NtChallengeResponse.BufferOffset =
+                                cpu_to_le32(tmp - *pbuffer);
         if (ses->user_name != NULL) {
-                rc = setup_ntlmv2_rsp(ses, nls_cp);
-                if (rc) {
-                        cifs_dbg(VFS, "Error %d during NTLMSSP authentication\n", rc);
-                        goto setup_ntlmv2_ret;
-                }
                 memcpy(tmp, ses->auth_key.response + CIFS_SESS_KEY_SIZE,
                                 ses->auth_key.len - CIFS_SESS_KEY_SIZE);
                 tmp += ses->auth_key.len - CIFS_SESS_KEY_SIZE;
@@ -423,23 +443,23 @@ int build_ntlmssp_auth_blob(unsigned char *pbuffer,
         }
 
         if (ses->domainName == NULL) {
-                sec_blob->DomainName.BufferOffset = cpu_to_le32(tmp - pbuffer);
+                sec_blob->DomainName.BufferOffset = cpu_to_le32(tmp - *pbuffer);
                 sec_blob->DomainName.Length = 0;
                 sec_blob->DomainName.MaximumLength = 0;
                 tmp += 2;
         } else {
                 int len;
                 len = cifs_strtoUTF16((__le16 *)tmp, ses->domainName,
-                                      CIFS_MAX_USERNAME_LEN, nls_cp);
+                                      CIFS_MAX_DOMAINNAME_LEN, nls_cp);
                 len *= 2; /* unicode is 2 bytes each */
-                sec_blob->DomainName.BufferOffset = cpu_to_le32(tmp - pbuffer);
+                sec_blob->DomainName.BufferOffset = cpu_to_le32(tmp - *pbuffer);
                 sec_blob->DomainName.Length = cpu_to_le16(len);
                 sec_blob->DomainName.MaximumLength = cpu_to_le16(len);
                 tmp += len;
         }
 
         if (ses->user_name == NULL) {
-                sec_blob->UserName.BufferOffset = cpu_to_le32(tmp - pbuffer);
+                sec_blob->UserName.BufferOffset = cpu_to_le32(tmp - *pbuffer);
                 sec_blob->UserName.Length = 0;
                 sec_blob->UserName.MaximumLength = 0;
                 tmp += 2;
@@ -448,13 +468,13 @@ int build_ntlmssp_auth_blob(unsigned char *pbuffer,
                 len = cifs_strtoUTF16((__le16 *)tmp, ses->user_name,
                                       CIFS_MAX_USERNAME_LEN, nls_cp);
                 len *= 2; /* unicode is 2 bytes each */
-                sec_blob->UserName.BufferOffset = cpu_to_le32(tmp - pbuffer);
+                sec_blob->UserName.BufferOffset = cpu_to_le32(tmp - *pbuffer);
                 sec_blob->UserName.Length = cpu_to_le16(len);
                 sec_blob->UserName.MaximumLength = cpu_to_le16(len);
                 tmp += len;
         }
 
-        sec_blob->WorkstationName.BufferOffset = cpu_to_le32(tmp - pbuffer);
+        sec_blob->WorkstationName.BufferOffset = cpu_to_le32(tmp - *pbuffer);
         sec_blob->WorkstationName.Length = 0;
         sec_blob->WorkstationName.MaximumLength = 0;
         tmp += 2;
@@ -463,19 +483,19 @@ int build_ntlmssp_auth_blob(unsigned char *pbuffer,
                 (ses->ntlmssp->server_flags & NTLMSSP_NEGOTIATE_EXTENDED_SEC))
                         && !calc_seckey(ses)) {
                 memcpy(tmp, ses->ntlmssp->ciphertext, CIFS_CPHTXT_SIZE);
-                sec_blob->SessionKey.BufferOffset = cpu_to_le32(tmp - pbuffer);
+                sec_blob->SessionKey.BufferOffset = cpu_to_le32(tmp - *pbuffer);
                 sec_blob->SessionKey.Length = cpu_to_le16(CIFS_CPHTXT_SIZE);
                 sec_blob->SessionKey.MaximumLength =
                                 cpu_to_le16(CIFS_CPHTXT_SIZE);
                 tmp += CIFS_CPHTXT_SIZE;
         } else {
-                sec_blob->SessionKey.BufferOffset = cpu_to_le32(tmp - pbuffer);
+                sec_blob->SessionKey.BufferOffset = cpu_to_le32(tmp - *pbuffer);
                 sec_blob->SessionKey.Length = 0;
                 sec_blob->SessionKey.MaximumLength = 0;
         }
 
+        *buflen = tmp - *pbuffer;
 setup_ntlmv2_ret:
-        *buflen = tmp - pbuffer;
         return rc;
 }
 
@@ -690,6 +710,8 @@ sess_auth_lanman(struct sess_data *sess_data)
                 rc = calc_lanman_hash(ses->password, ses->server->cryptkey,
                                       ses->server->sec_mode & SECMODE_PW_ENCRYPT ?
                                       true : false, lnm_session_key);
+                if (rc)
+                        goto out;
 
                 memcpy(bcc_ptr, (char *)lnm_session_key, CIFS_AUTH_RESP_SIZE);
                 bcc_ptr += CIFS_AUTH_RESP_SIZE;
@@ -1266,7 +1288,7 @@ sess_auth_rawntlmssp_authenticate(struct sess_data *sess_data)
         struct cifs_ses *ses = sess_data->ses;
         __u16 bytes_remaining;
         char *bcc_ptr;
-        char *ntlmsspblob = NULL;
+        unsigned char *ntlmsspblob = NULL;
         u16 blob_len;
 
         cifs_dbg(FYI, "rawntlmssp session setup authenticate phase\n");
@@ -1279,19 +1301,7 @@ sess_auth_rawntlmssp_authenticate(struct sess_data *sess_data)
         /* Build security blob before we assemble the request */
         pSMB = (SESSION_SETUP_ANDX *)sess_data->iov[0].iov_base;
         smb_buf = (struct smb_hdr *)pSMB;
-        /*
-         * 5 is an empirical value, large enough to hold
-         * authenticate message plus max 10 of av paris,
-         * domain, user, workstation names, flags, etc.
-         */
-        ntlmsspblob = kzalloc(5*sizeof(struct _AUTHENTICATE_MESSAGE),
-                                GFP_KERNEL);
-        if (!ntlmsspblob) {
-                rc = -ENOMEM;
-                goto out;
-        }
-
-        rc = build_ntlmssp_auth_blob(ntlmsspblob,
+        rc = build_ntlmssp_auth_blob(&ntlmsspblob,
                                         &blob_len, ses, sess_data->nls_cp);
         if (rc)
                 goto out_free_ntlmsspblob;
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 8f38e33d365b..29e06db5f187 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -588,7 +588,7 @@ SMB2_sess_setup(const unsigned int xid, struct cifs_ses *ses,
         u16 blob_length = 0;
         struct key *spnego_key = NULL;
         char *security_blob = NULL;
-        char *ntlmssp_blob = NULL;
+        unsigned char *ntlmssp_blob = NULL;
         bool use_spnego = false; /* else use raw ntlmssp */
 
         cifs_dbg(FYI, "Session Setup\n");
@@ -713,13 +713,7 @@ ssetup_ntlmssp_authenticate:
                 iov[1].iov_len = blob_length;
         } else if (phase == NtLmAuthenticate) {
                 req->hdr.SessionId = ses->Suid;
-                ntlmssp_blob = kzalloc(sizeof(struct _NEGOTIATE_MESSAGE) + 500,
-                                       GFP_KERNEL);
-                if (ntlmssp_blob == NULL) {
-                        rc = -ENOMEM;
-                        goto ssetup_exit;
-                }
-                rc = build_ntlmssp_auth_blob(ntlmssp_blob, &blob_length, ses,
+                rc = build_ntlmssp_auth_blob(&ntlmssp_blob, &blob_length, ses,
                                              nls_cp);
                 if (rc) {
                         cifs_dbg(FYI, "build_ntlmssp_auth_blob failed %d\n",
@@ -1818,6 +1812,33 @@ SMB2_echo(struct TCP_Server_Info *server)
 
         cifs_dbg(FYI, "In echo request\n");
 
+        if (server->tcpStatus == CifsNeedNegotiate) {
+                struct list_head *tmp, *tmp2;
+                struct cifs_ses *ses;
+                struct cifs_tcon *tcon;
+
+                cifs_dbg(FYI, "Need negotiate, reconnecting tcons\n");
+                spin_lock(&cifs_tcp_ses_lock);
+                list_for_each(tmp, &server->smb_ses_list) {
+                        ses = list_entry(tmp, struct cifs_ses, smb_ses_list);
+                        list_for_each(tmp2, &ses->tcon_list) {
+                                tcon = list_entry(tmp2, struct cifs_tcon,
+                                                  tcon_list);
+                                /* add check for persistent handle reconnect */
+                                if (tcon && tcon->need_reconnect) {
+                                        spin_unlock(&cifs_tcp_ses_lock);
+                                        rc = smb2_reconnect(SMB2_ECHO, tcon);
+                                        spin_lock(&cifs_tcp_ses_lock);
+                                }
+                        }
+                }
+                spin_unlock(&cifs_tcp_ses_lock);
+        }
+
+        /* if no session, renegotiate failed above */
+        if (server->tcpStatus == CifsNeedNegotiate)
+                return -EIO;
+
         rc = small_smb2_init(SMB2_ECHO, NULL, (void **)&req);
         if (rc)
                 return rc;
diff --git a/fs/dax.c b/fs/dax.c
index 761495bf5eb9..e207f8f9b700 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -208,7 +208,12 @@ static ssize_t dax_io(struct inode *inode, struct iov_iter *iter,
                                 dax.addr += first;
                                 size = map_len - first;
                         }
-                        max = min(pos + size, end);
+                        /*
+                         * pos + size is one past the last offset for IO,
+                         * so pos + size can overflow loff_t at extreme offsets.
+                         * Cast to u64 to catch this and get the true minimum.
+                         */
+                        max = min_t(u64, pos + size, end);
                 }
 
                 if (iov_iter_rw(iter) == WRITE) {
diff --git a/fs/dcache.c b/fs/dcache.c
index 817c243c1ff1..d6847d7b123d 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -507,6 +507,44 @@ void d_drop(struct dentry *dentry)
 }
 EXPORT_SYMBOL(d_drop);
 
+static inline void dentry_unlist(struct dentry *dentry, struct dentry *parent)
+{
+        struct dentry *next;
+        /*
+         * Inform d_walk() and shrink_dentry_list() that we are no longer
+         * attached to the dentry tree
+         */
+        dentry->d_flags |= DCACHE_DENTRY_KILLED;
+        if (unlikely(list_empty(&dentry->d_child)))
+                return;
+        __list_del_entry(&dentry->d_child);
+        /*
+         * Cursors can move around the list of children.  While we'd been
+         * a normal list member, it didn't matter - ->d_child.next would've
+         * been updated.  However, from now on it won't be and for the
+         * things like d_walk() it might end up with a nasty surprise.
+         * Normally d_walk() doesn't care about cursors moving around -
+         * ->d_lock on parent prevents that and since a cursor has no children
+         * of its own, we get through it without ever unlocking the parent.
+         * There is one exception, though - if we ascend from a child that
+         * gets killed as soon as we unlock it, the next sibling is found
+         * using the value left in its ->d_child.next.  And if _that_
+         * pointed to a cursor, and cursor got moved (e.g. by lseek())
+         * before d_walk() regains parent->d_lock, we'll end up skipping
+         * everything the cursor had been moved past.
+         *
+         * Solution: make sure that the pointer left behind in ->d_child.next
+         * points to something that won't be moving around.  I.e. skip the
+         * cursors.
+         */
+        while (dentry->d_child.next != &parent->d_subdirs) {
+                next = list_entry(dentry->d_child.next, struct dentry, d_child);
+                if (likely(!(next->d_flags & DCACHE_DENTRY_CURSOR)))
+                        break;
+                dentry->d_child.next = next->d_child.next;
+        }
+}
+
 static void __dentry_kill(struct dentry *dentry)
 {
         struct dentry *parent = NULL;
@@ -532,12 +570,7 @@ static void __dentry_kill(struct dentry *dentry)
         }
         /* if it was on the hash then remove it */
         __d_drop(dentry);
-        __list_del_entry(&dentry->d_child);
-        /*
-         * Inform d_walk() that we are no longer attached to the
-         * dentry tree
-         */
-        dentry->d_flags |= DCACHE_DENTRY_KILLED;
+        dentry_unlist(dentry, parent);
         if (parent)
                 spin_unlock(&parent->d_lock);
         dentry_iput(dentry);
@@ -1203,6 +1236,9 @@ resume:
                 struct dentry *dentry = list_entry(tmp, struct dentry, d_child);
                 next = tmp->next;
 
+                if (unlikely(dentry->d_flags & DCACHE_DENTRY_CURSOR))
+                        continue;
+
                 spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED);
 
                 ret = enter(data, dentry);
@@ -1651,6 +1687,16 @@ struct dentry *d_alloc(struct dentry * parent, const struct qstr *name)
 }
 EXPORT_SYMBOL(d_alloc);
 
+struct dentry *d_alloc_cursor(struct dentry * parent)
+{
+        struct dentry *dentry = __d_alloc(parent->d_sb, NULL);
+        if (dentry) {
+                dentry->d_flags |= DCACHE_RCUACCESS | DCACHE_DENTRY_CURSOR;
+                dentry->d_parent = dget(parent);
+        }
+        return dentry;
+}
+
 /**
  * d_alloc_pseudo - allocate a dentry (for lookup-less filesystems)
  * @sb: the superblock
@@ -2457,7 +2503,6 @@ retry:
                 rcu_read_unlock();
                 goto retry;
         }
-        rcu_read_unlock();
         /*
          * No changes for the parent since the beginning of d_lookup().
          * Since all removals from the chain happen with hlist_bl_lock(),
@@ -2470,8 +2515,6 @@ retry:
                         continue;
                 if (dentry->d_parent != parent)
                         continue;
-                if (d_unhashed(dentry))
-                        continue;
                 if (parent->d_flags & DCACHE_OP_COMPARE) {
                         int tlen = dentry->d_name.len;
                         const char *tname = dentry->d_name.name;
@@ -2483,9 +2526,18 @@ retry:
                         if (dentry_cmp(dentry, str, len))
                                 continue;
                 }
-                dget(dentry);
                 hlist_bl_unlock(b);
-                /* somebody is doing lookup for it right now; wait for it */
+                /* now we can try to grab a reference */
+                if (!lockref_get_not_dead(&dentry->d_lockref)) {
+                        rcu_read_unlock();
+                        goto retry;
+                }
+
+                rcu_read_unlock();
+                /*
+                 * somebody is likely to be still doing lookup for it;
+                 * wait for them to finish
+                 */
                 spin_lock(&dentry->d_lock);
                 d_wait_lookup(dentry);
                 /*
@@ -2516,6 +2568,7 @@ retry:
                 dput(new);
                 return dentry;
         }
+        rcu_read_unlock();
         /* we can't take ->d_lock here; it's OK, though. */
         new->d_flags |= DCACHE_PAR_LOOKUP;
         new->d_wait = wq;
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index ccd4971cc6c1..264f07c7754e 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -341,8 +341,10 @@ static struct dentry *fuse_lookup(struct inode *dir, struct dentry *entry,
         struct dentry *newent;
         bool outarg_valid = true;
 
+        fuse_lock_inode(dir);
         err = fuse_lookup_name(dir->i_sb, get_node_id(dir), &entry->d_name,
                                &outarg, &inode);
+        fuse_unlock_inode(dir);
         if (err == -ENOENT) {
                 outarg_valid = false;
                 err = 0;
@@ -1341,7 +1343,9 @@ static int fuse_readdir(struct file *file, struct dir_context *ctx)
                 fuse_read_fill(req, file, ctx->pos, PAGE_SIZE,
                                FUSE_READDIR);
         }
+        fuse_lock_inode(inode);
         fuse_request_send(fc, req);
+        fuse_unlock_inode(inode);
         nbytes = req->out.args[0].size;
         err = req->out.h.error;
         fuse_put_request(fc, req);
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index eddbe02c4028..929c383432b0 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -110,6 +110,9 @@ struct fuse_inode {
 
         /** Miscellaneous bits describing inode state */
         unsigned long state;
+
+        /** Lock for serializing lookup and readdir for back compatibility*/
+        struct mutex mutex;
 };
 
 /** FUSE inode state bits */
@@ -540,6 +543,9 @@ struct fuse_conn {
         /** write-back cache policy (default is write-through) */
         unsigned writeback_cache:1;
 
+        /** allow parallel lookups and readdir (default is serialized) */
+        unsigned parallel_dirops:1;
+
         /*
          * The following bitfields are only for optimization purposes
          * and hence races in setting them will not cause malfunction
@@ -956,4 +962,7 @@ int fuse_do_setattr(struct inode *inode, struct iattr *attr,
 
 void fuse_set_initialized(struct fuse_conn *fc);
 
+void fuse_unlock_inode(struct inode *inode);
+void fuse_lock_inode(struct inode *inode);
+
 #endif /* _FS_FUSE_I_H */
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 1ce67668a8e1..9961d8432ce3 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -97,6 +97,7 @@ static struct inode *fuse_alloc_inode(struct super_block *sb)
         INIT_LIST_HEAD(&fi->queued_writes);
         INIT_LIST_HEAD(&fi->writepages);
         init_waitqueue_head(&fi->page_waitq);
+        mutex_init(&fi->mutex);
         fi->forget = fuse_alloc_forget();
         if (!fi->forget) {
                 kmem_cache_free(fuse_inode_cachep, inode);
@@ -117,6 +118,7 @@ static void fuse_destroy_inode(struct inode *inode)
         struct fuse_inode *fi = get_fuse_inode(inode);
         BUG_ON(!list_empty(&fi->write_files));
         BUG_ON(!list_empty(&fi->queued_writes));
+        mutex_destroy(&fi->mutex);
         kfree(fi->forget);
         call_rcu(&inode->i_rcu, fuse_i_callback);
 }
@@ -351,6 +353,18 @@ int fuse_reverse_inval_inode(struct super_block *sb, u64 nodeid,
         return 0;
 }
 
+void fuse_lock_inode(struct inode *inode)
+{
+        if (!get_fuse_conn(inode)->parallel_dirops)
+                mutex_lock(&get_fuse_inode(inode)->mutex);
+}
+
+void fuse_unlock_inode(struct inode *inode)
+{
+        if (!get_fuse_conn(inode)->parallel_dirops)
+                mutex_unlock(&get_fuse_inode(inode)->mutex);
+}
+
 static void fuse_umount_begin(struct super_block *sb)
 {
         fuse_abort_conn(get_fuse_conn_super(sb));
@@ -898,6 +912,8 @@ static void process_init_reply(struct fuse_conn *fc, struct fuse_req *req)
                                 fc->async_dio = 1;
                         if (arg->flags & FUSE_WRITEBACK_CACHE)
                                 fc->writeback_cache = 1;
+                        if (arg->flags & FUSE_PARALLEL_DIROPS)
+                                fc->parallel_dirops = 1;
                         if (arg->time_gran && arg->time_gran <= 1000000000)
                                 fc->sb->s_time_gran = arg->time_gran;
                 } else {
@@ -928,7 +944,8 @@ static void fuse_send_init(struct fuse_conn *fc, struct fuse_req *req)
                 FUSE_SPLICE_WRITE | FUSE_SPLICE_MOVE | FUSE_SPLICE_READ |
                 FUSE_FLOCK_LOCKS | FUSE_IOCTL_DIR | FUSE_AUTO_INVAL_DATA |
                 FUSE_DO_READDIRPLUS | FUSE_READDIRPLUS_AUTO | FUSE_ASYNC_DIO |
-                FUSE_WRITEBACK_CACHE | FUSE_NO_OPEN_SUPPORT;
+                FUSE_WRITEBACK_CACHE | FUSE_NO_OPEN_SUPPORT |
+                FUSE_PARALLEL_DIROPS;
         req->in.h.opcode = FUSE_INIT;
         req->in.numargs = 1;
         req->in.args[0].size = sizeof(*arg);
diff --git a/fs/internal.h b/fs/internal.h
index b71deeecea17..f57ced528cde 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -130,6 +130,7 @@ extern int invalidate_inodes(struct super_block *, bool);
 extern struct dentry *__d_alloc(struct super_block *, const struct qstr *);
 extern int d_set_mounted(struct dentry *dentry);
 extern long prune_dcache_sb(struct super_block *sb, struct shrink_control *sc);
+extern struct dentry *d_alloc_cursor(struct dentry *);
 
 /*
  * read_write.c
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index b31852f76f46..e3ca4b4cac84 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -2329,18 +2329,10 @@ void *jbd2_alloc(size_t size, gfp_t flags)
 
         BUG_ON(size & (size-1)); /* Must be a power of 2 */
 
-        flags |= __GFP_REPEAT;
-        if (size == PAGE_SIZE)
-                ptr = (void *)__get_free_pages(flags, 0);
-        else if (size > PAGE_SIZE) {
-                int order = get_order(size);
-
-                if (order < 3)
-                        ptr = (void *)__get_free_pages(flags, order);
-                else
-                        ptr = vmalloc(size);
-        } else
+        if (size < PAGE_SIZE)
                 ptr = kmem_cache_alloc(get_slab(size), flags);
+        else
+                ptr = (void *)__get_free_pages(flags, get_order(size));
 
         /* Check alignment; SLUB has gotten this wrong in the past,
          * and this can lead to user data corruption! */
@@ -2351,20 +2343,10 @@ void *jbd2_alloc(size_t size, gfp_t flags)
 
 void jbd2_free(void *ptr, size_t size)
 {
-        if (size == PAGE_SIZE) {
-                free_pages((unsigned long)ptr, 0);
-                return;
-        }
-        if (size > PAGE_SIZE) {
-                int order = get_order(size);
-
-                if (order < 3)
-                        free_pages((unsigned long)ptr, order);
-                else
-                        vfree(ptr);
-                return;
-        }
-        kmem_cache_free(get_slab(size), ptr);
+        if (size < PAGE_SIZE)
+                kmem_cache_free(get_slab(size), ptr);
+        else
+                free_pages((unsigned long)ptr, get_order(size));
 };
 
 /*
diff --git a/fs/libfs.c b/fs/libfs.c
index 3db2721144c2..74dc8b9e7f53 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -71,9 +71,7 @@ EXPORT_SYMBOL(simple_lookup);
 
 int dcache_dir_open(struct inode *inode, struct file *file)
 {
-        static struct qstr cursor_name = QSTR_INIT(".", 1);
-
-        file->private_data = d_alloc(file->f_path.dentry, &cursor_name);
+        file->private_data = d_alloc_cursor(file->f_path.dentry);
 
         return file->private_data ? 0 : -ENOMEM;
 }
@@ -86,6 +84,61 @@ int dcache_dir_close(struct inode *inode, struct file *file)
 }
 EXPORT_SYMBOL(dcache_dir_close);
 
+/* parent is locked at least shared */
+static struct dentry *next_positive(struct dentry *parent,
+                                    struct list_head *from,
+                                    int count)
+{
+        unsigned *seq = &parent->d_inode->i_dir_seq, n;
+        struct dentry *res;
+        struct list_head *p;
+        bool skipped;
+        int i;
+
+retry:
+        i = count;
+        skipped = false;
+        n = smp_load_acquire(seq) & ~1;
+        res = NULL;
+        rcu_read_lock();
+        for (p = from->next; p != &parent->d_subdirs; p = p->next) {
+                struct dentry *d = list_entry(p, struct dentry, d_child);
+                if (!simple_positive(d)) {
+                        skipped = true;
+                } else if (!--i) {
+                        res = d;
+                        break;
+                }
+        }
+        rcu_read_unlock();
+        if (skipped) {
+                smp_rmb();
+                if (unlikely(*seq != n))
+                        goto retry;
+        }
+        return res;
+}
+
+static void move_cursor(struct dentry *cursor, struct list_head *after)
+{
+        struct dentry *parent = cursor->d_parent;
+        unsigned n, *seq = &parent->d_inode->i_dir_seq;
+        spin_lock(&parent->d_lock);
+        for (;;) {
+                n = *seq;
+                if (!(n & 1) && cmpxchg(seq, n, n + 1) == n)
+                        break;
+                cpu_relax();
+        }
+        __list_del(cursor->d_child.prev, cursor->d_child.next);
+        if (after)
+                list_add(&cursor->d_child, after);
+        else
+                list_add_tail(&cursor->d_child, &parent->d_subdirs);
+        smp_store_release(seq, n + 2);
+        spin_unlock(&parent->d_lock);
+}
+
 loff_t dcache_dir_lseek(struct file *file, loff_t offset, int whence)
 {
         struct dentry *dentry = file->f_path.dentry;
@@ -101,25 +154,14 @@ loff_t dcache_dir_lseek(struct file *file, loff_t offset, int whence)
         if (offset != file->f_pos) {
                 file->f_pos = offset;
                 if (file->f_pos >= 2) {
-                        struct list_head *p;
                         struct dentry *cursor = file->private_data;
+                        struct dentry *to;
                         loff_t n = file->f_pos - 2;
 
-                        spin_lock(&dentry->d_lock);
-                        /* d_lock not required for cursor */
-                        list_del(&cursor->d_child);
-                        p = dentry->d_subdirs.next;
-                        while (n && p != &dentry->d_subdirs) {
-                                struct dentry *next;
-                                next = list_entry(p, struct dentry, d_child);
-                                spin_lock_nested(&next->d_lock, DENTRY_D_LOCK_NESTED);
-                                if (simple_positive(next))
-                                        n--;
-                                spin_unlock(&next->d_lock);
-                                p = p->next;
-                        }
-                        list_add_tail(&cursor->d_child, p);
-                        spin_unlock(&dentry->d_lock);
+                        inode_lock_shared(dentry->d_inode);
+                        to = next_positive(dentry, &dentry->d_subdirs, n);
+                        move_cursor(cursor, to ? &to->d_child : NULL);
+                        inode_unlock_shared(dentry->d_inode);
                 }
         }
         return offset;
@@ -142,36 +184,25 @@ int dcache_readdir(struct file *file, struct dir_context *ctx)
 {
         struct dentry *dentry = file->f_path.dentry;
         struct dentry *cursor = file->private_data;
-        struct list_head *p, *q = &cursor->d_child;
+        struct list_head *p = &cursor->d_child;
+        struct dentry *next;
+        bool moved = false;
 
         if (!dir_emit_dots(file, ctx))
                 return 0;
-        spin_lock(&dentry->d_lock);
-        if (ctx->pos == 2)
-                list_move(q, &dentry->d_subdirs);
 
-        for (p = q->next; p != &dentry->d_subdirs; p = p->next) {
-                struct dentry *next = list_entry(p, struct dentry, d_child);
-                spin_lock_nested(&next->d_lock, DENTRY_D_LOCK_NESTED);
-                if (!simple_positive(next)) {
-                        spin_unlock(&next->d_lock);
-                        continue;
-                }
-
-                spin_unlock(&next->d_lock);
-                spin_unlock(&dentry->d_lock);
+        if (ctx->pos == 2)
+                p = &dentry->d_subdirs;
+        while ((next = next_positive(dentry, p, 1)) != NULL) {
                 if (!dir_emit(ctx, next->d_name.name, next->d_name.len,
                               d_inode(next)->i_ino, dt_type(d_inode(next))))
-                        return 0;
-                spin_lock(&dentry->d_lock);
-                spin_lock_nested(&next->d_lock, DENTRY_D_LOCK_NESTED);
-                /* next is still alive */
-                list_move(q, p);
-                spin_unlock(&next->d_lock);
-                p = q;
+                        break;
+                moved = true;
+                p = &next->d_child;
                 ctx->pos++;
         }
-        spin_unlock(&dentry->d_lock);
+        if (moved)
+                move_cursor(cursor, p);
         return 0;
 }
 EXPORT_SYMBOL(dcache_readdir);
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index 154a107cd376..fc4084ef4736 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -335,12 +335,17 @@ static struct notifier_block lockd_inet6addr_notifier = {
 };
 #endif
 
-static void lockd_svc_exit_thread(void)
+static void lockd_unregister_notifiers(void)
 {
         unregister_inetaddr_notifier(&lockd_inetaddr_notifier);
 #if IS_ENABLED(CONFIG_IPV6)
         unregister_inet6addr_notifier(&lockd_inet6addr_notifier);
 #endif
+}
+
+static void lockd_svc_exit_thread(void)
+{
+        lockd_unregister_notifiers();
         svc_exit_thread(nlmsvc_rqst);
 }
 
@@ -462,7 +467,7 @@ int lockd_up(struct net *net)
          * Note: svc_serv structures have an initial use count of 1,
          * so we exit through here on both success and failure.
          */
-err_net:
+err_put:
         svc_destroy(serv);
 err_create:
         mutex_unlock(&nlmsvc_mutex);
@@ -470,7 +475,9 @@ err_create:
 
 err_start:
         lockd_down_net(serv, net);
-        goto err_net;
+err_net:
+        lockd_unregister_notifiers();
+        goto err_put;
 }
 EXPORT_SYMBOL_GPL(lockd_up);
 
diff --git a/fs/locks.c b/fs/locks.c
index 7c5f91be9b65..ee1b15f6fc13 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -1628,7 +1628,7 @@ generic_add_lease(struct file *filp, long arg, struct file_lock **flp, void **pr
 {
         struct file_lock *fl, *my_fl = NULL, *lease;
         struct dentry *dentry = filp->f_path.dentry;
-        struct inode *inode = dentry->d_inode;
+        struct inode *inode = file_inode(filp);
         struct file_lock_context *ctx;
         bool is_deleg = (*flp)->fl_flags & FL_DELEG;
         int error;
diff --git a/fs/namespace.c b/fs/namespace.c
index a7ec92c051f5..419f746d851d 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1562,6 +1562,7 @@ void __detach_mounts(struct dentry *dentry)
                 goto out_unlock;
 
         lock_mount_hash();
+        event++;
         while (!hlist_empty(&mp->m_list)) {
                 mnt = hlist_entry(mp->m_list.first, struct mount, mnt_mp_list);
                 if (mnt->mnt.mnt_flags & MNT_UMOUNT) {
@@ -3247,6 +3248,10 @@ static bool fs_fully_visible(struct file_system_type *type, int *new_mnt_flags)
                 if (mnt->mnt.mnt_sb->s_iflags & SB_I_NOEXEC)
                         mnt_flags &= ~(MNT_LOCK_NOSUID | MNT_LOCK_NOEXEC);
 
+                /* Don't miss readonly hidden in the superblock flags */
+                if (mnt->mnt.mnt_sb->s_flags & MS_RDONLY)
+                        mnt_flags |= MNT_LOCK_READONLY;
+
                 /* Verify the mount flags are equal to or more permissive
                  * than the proposed new mount.
                  */
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index aaf7bd0cbae2..d8015a03db4c 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -424,12 +424,17 @@ static int xdr_decode(nfs_readdir_descriptor_t *desc,
 static
 int nfs_same_file(struct dentry *dentry, struct nfs_entry *entry)
 {
+        struct inode *inode;
         struct nfs_inode *nfsi;
 
         if (d_really_is_negative(dentry))
                 return 0;
 
-        nfsi = NFS_I(d_inode(dentry));
+        inode = d_inode(dentry);
+        if (is_bad_inode(inode) || NFS_STALE(inode))
+                return 0;
+
+        nfsi = NFS_I(inode);
         if (entry->fattr->fileid == nfsi->fileid)
                 return 1;
         if (nfs_compare_fh(entry->fh, &nfsi->fh) == 0)
@@ -1363,7 +1368,6 @@ EXPORT_SYMBOL_GPL(nfs_dentry_operations);
 struct dentry *nfs_lookup(struct inode *dir, struct dentry * dentry, unsigned int flags)
 {
         struct dentry *res;
-        struct dentry *parent;
         struct inode *inode = NULL;
         struct nfs_fh *fhandle = NULL;
         struct nfs_fattr *fattr = NULL;
@@ -1393,7 +1397,6 @@ struct dentry *nfs_lookup(struct inode *dir, struct dentry * dentry, unsigned in
         if (IS_ERR(label))
                 goto out;
 
-        parent = dentry->d_parent;
         /* Protect against concurrent sillydeletes */
         trace_nfs_lookup_enter(dir, dentry, flags);
         error = NFS_PROTO(dir)->lookup(dir, &dentry->d_name, fhandle, fattr, label);
@@ -1536,9 +1539,9 @@ int nfs_atomic_open(struct inode *dir, struct dentry *dentry,
                 err = PTR_ERR(inode);
                 trace_nfs_atomic_open_exit(dir, ctx, open_flags, err);
                 put_nfs_open_context(ctx);
+                d_drop(dentry);
                 switch (err) {
                 case -ENOENT:
-                        d_drop(dentry);
                         d_add(dentry, NULL);
                         nfs_set_verifier(dentry, nfs_save_change_attribute(dir));
                         break;
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 979b3c4dee6a..c7326c2af2c3 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -353,10 +353,12 @@ static ssize_t nfs_direct_wait(struct nfs_direct_req *dreq)
 
         result = wait_for_completion_killable(&dreq->completion);
 
+        if (!result) {
+                result = dreq->count;
+                WARN_ON_ONCE(dreq->count < 0);
+        }
         if (!result)
                 result = dreq->error;
-        if (!result)
-                result = dreq->count;
 
 out:
         return (ssize_t) result;
@@ -386,8 +388,10 @@ static void nfs_direct_complete(struct nfs_direct_req *dreq, bool write)
 
         if (dreq->iocb) {
                 long res = (long) dreq->error;
-                if (!res)
+                if (dreq->count != 0) {
                         res = (long) dreq->count;
+                        WARN_ON_ONCE(dreq->count < 0);
+                }
                 dreq->iocb->ki_complete(dreq->iocb, res, 0);
         }
 
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 52e7d6869e3b..dda689d7a8a7 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -282,6 +282,7 @@ nfs_init_locked(struct inode *inode, void *opaque)
         struct nfs_fattr        *fattr = desc->fattr;
 
         set_nfs_fileid(inode, fattr->fileid);
+        inode->i_mode = fattr->mode;
         nfs_copy_fh(NFS_FH(inode), desc->fh);
         return 0;
 }
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index de97567795a5..ff416d0e24bc 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2882,12 +2882,11 @@ static void nfs4_close_prepare(struct rpc_task *task, void *data)
                         call_close |= is_wronly;
                 else if (is_wronly)
                         calldata->arg.fmode |= FMODE_WRITE;
+                if (calldata->arg.fmode != (FMODE_READ|FMODE_WRITE))
+                        call_close |= is_rdwr;
         } else if (is_rdwr)
                 calldata->arg.fmode |= FMODE_READ|FMODE_WRITE;
 
-        if (calldata->arg.fmode == 0)
-                call_close |= is_rdwr;
-
         if (!nfs4_valid_open_stateid(state))
                 call_close = 0;
         spin_unlock(&state->owner->so_lock);
@@ -7924,8 +7923,8 @@ nfs4_layoutget_handle_exception(struct rpc_task *task,
                         break;
                 }
                 lo = NFS_I(inode)->layout;
-                if (lo && nfs4_stateid_match(&lgp->args.stateid,
-                                        &lo->plh_stateid)) {
+                if (lo && !test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags) &&
+                    nfs4_stateid_match_other(&lgp->args.stateid, &lo->plh_stateid)) {
                         LIST_HEAD(head);
 
                         /*
@@ -7936,10 +7935,10 @@ nfs4_layoutget_handle_exception(struct rpc_task *task,
                         pnfs_mark_matching_lsegs_invalid(lo, &head, NULL, 0);
                         spin_unlock(&inode->i_lock);
                         pnfs_free_lseg_list(&head);
+                        status = -EAGAIN;
+                        goto out;
                 } else
                         spin_unlock(&inode->i_lock);
-                status = -EAGAIN;
-                goto out;
         }
 
         status = nfs4_handle_exception(server, status, exception);
@@ -8036,7 +8035,10 @@ nfs4_proc_layoutget(struct nfs4_layoutget *lgp, long *timeout, gfp_t gfp_flags)
                 .flags = RPC_TASK_ASYNC,
         };
         struct pnfs_layout_segment *lseg = NULL;
-        struct nfs4_exception exception = { .timeout = *timeout };
+        struct nfs4_exception exception = {
+                .inode = inode,
+                .timeout = *timeout,
+        };
         int status = 0;
 
         dprintk("--> %s\n", __func__);
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 9679f4749364..834b875900d6 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -1488,9 +1488,9 @@ restart:
                                         }
                                         spin_unlock(&state->state_lock);
                                 }
-                                nfs4_put_open_state(state);
                                 clear_bit(NFS_STATE_RECLAIM_NOGRACE,
                                         &state->flags);
+                                nfs4_put_open_state(state);
                                 spin_lock(&sp->so_lock);
                                 goto restart;
                         }
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 0c7e0d45a4de..0fbe734cc38c 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -361,8 +361,10 @@ pnfs_layout_remove_lseg(struct pnfs_layout_hdr *lo,
         list_del_init(&lseg->pls_list);
         /* Matched by pnfs_get_layout_hdr in pnfs_layout_insert_lseg */
         atomic_dec(&lo->plh_refcount);
-        if (list_empty(&lo->plh_segs))
+        if (list_empty(&lo->plh_segs)) {
+                set_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags);
                 clear_bit(NFS_LAYOUT_BULK_RECALL, &lo->plh_flags);
+        }
         rpc_wake_up(&NFS_SERVER(inode)->roc_rpcwaitq);
 }
 
@@ -1290,6 +1292,7 @@ alloc_init_layout_hdr(struct inode *ino,
         INIT_LIST_HEAD(&lo->plh_bulk_destroy);
         lo->plh_inode = ino;
         lo->plh_lc_cred = get_rpccred(ctx->cred);
+        lo->plh_flags |= 1 << NFS_LAYOUT_INVALID_STID;
         return lo;
 }
 
@@ -1297,6 +1300,8 @@ static struct pnfs_layout_hdr *
 pnfs_find_alloc_layout(struct inode *ino,
                        struct nfs_open_context *ctx,
                        gfp_t gfp_flags)
+        __releases(&ino->i_lock)
+        __acquires(&ino->i_lock)
 {
         struct nfs_inode *nfsi = NFS_I(ino);
         struct pnfs_layout_hdr *new = NULL;
@@ -1565,8 +1570,7 @@ lookup_again:
          * stateid, or it has been invalidated, then we must use the open
          * stateid.
          */
-        if (lo->plh_stateid.seqid == 0 ||
-            test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags)) {
+        if (test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags)) {
 
                 /*
                  * The first layoutget for the file. Need to serialize per
diff --git a/fs/nfs/pnfs_nfs.c b/fs/nfs/pnfs_nfs.c
index 0dfc476da3e1..b38e3c0dc790 100644
--- a/fs/nfs/pnfs_nfs.c
+++ b/fs/nfs/pnfs_nfs.c
@@ -247,7 +247,11 @@ void pnfs_fetch_commit_bucket_list(struct list_head *pages,
 }
 
 /* Helper function for pnfs_generic_commit_pagelist to catch an empty
- * page list. This can happen when two commits race. */
+ * page list. This can happen when two commits race.
+ *
+ * This must be called instead of nfs_init_commit - call one or the other, but
+ * not both!
+ */
 static bool
 pnfs_generic_commit_cancel_empty_pagelist(struct list_head *pages,
                                           struct nfs_commit_data *data,
@@ -256,7 +260,11 @@ pnfs_generic_commit_cancel_empty_pagelist(struct list_head *pages,
         if (list_empty(pages)) {
                 if (atomic_dec_and_test(&cinfo->mds->rpcs_out))
                         wake_up_atomic_t(&cinfo->mds->rpcs_out);
-                nfs_commitdata_release(data);
+                /* don't call nfs_commitdata_release - it tries to put
+                 * the open_context which is not acquired until nfs_init_commit
+                 * which has not been called on @data */
+                WARN_ON_ONCE(data->context);
+                nfs_commit_free(data);
                 return true;
         }
 
diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index 6776d7a7839e..572e5b3b06f1 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -367,13 +367,13 @@ readpage_async_filler(void *data, struct page *page)
                 nfs_list_remove_request(new);
                 nfs_readpage_release(new);
                 error = desc->pgio->pg_error;
-                goto out_unlock;
+                goto out;
         }
         return 0;
 out_error:
         error = PTR_ERR(new);
-out_unlock:
         unlock_page(page);
+out:
         return error;
 }
 
diff --git a/fs/nfsd/nfs2acl.c b/fs/nfsd/nfs2acl.c
index 1580ea6fd64d..d08cd88155c7 100644
--- a/fs/nfsd/nfs2acl.c
+++ b/fs/nfsd/nfs2acl.c
@@ -104,22 +104,21 @@ static __be32 nfsacld_proc_setacl(struct svc_rqst * rqstp,
                 goto out;
 
         inode = d_inode(fh->fh_dentry);
-        if (!IS_POSIXACL(inode) || !inode->i_op->set_acl) {
-                error = -EOPNOTSUPP;
-                goto out_errno;
-        }
 
         error = fh_want_write(fh);
         if (error)
                 goto out_errno;
 
-        error = inode->i_op->set_acl(inode, argp->acl_access, ACL_TYPE_ACCESS);
+        fh_lock(fh);
+
+        error = set_posix_acl(inode, ACL_TYPE_ACCESS, argp->acl_access);
         if (error)
-                goto out_drop_write;
-        error = inode->i_op->set_acl(inode, argp->acl_default,
-                                     ACL_TYPE_DEFAULT);
+                goto out_drop_lock;
+        error = set_posix_acl(inode, ACL_TYPE_DEFAULT, argp->acl_default);
         if (error)
-                goto out_drop_write;
+                goto out_drop_lock;
+
+        fh_unlock(fh);
 
         fh_drop_write(fh);
 
@@ -131,7 +130,8 @@ out:
         posix_acl_release(argp->acl_access);
         posix_acl_release(argp->acl_default);
         return nfserr;
-out_drop_write:
+out_drop_lock:
+        fh_unlock(fh);
         fh_drop_write(fh);
 out_errno:
         nfserr = nfserrno(error);
diff --git a/fs/nfsd/nfs3acl.c b/fs/nfsd/nfs3acl.c
index 01df4cd7c753..0c890347cde3 100644
--- a/fs/nfsd/nfs3acl.c
+++ b/fs/nfsd/nfs3acl.c
@@ -95,22 +95,20 @@ static __be32 nfsd3_proc_setacl(struct svc_rqst * rqstp,
                 goto out;
 
         inode = d_inode(fh->fh_dentry);
-        if (!IS_POSIXACL(inode) || !inode->i_op->set_acl) {
-                error = -EOPNOTSUPP;
-                goto out_errno;
-        }
 
         error = fh_want_write(fh);
         if (error)
                 goto out_errno;
 
-        error = inode->i_op->set_acl(inode, argp->acl_access, ACL_TYPE_ACCESS);
+        fh_lock(fh);
+
+        error = set_posix_acl(inode, ACL_TYPE_ACCESS, argp->acl_access);
         if (error)
-                goto out_drop_write;
-        error = inode->i_op->set_acl(inode, argp->acl_default,
-                                     ACL_TYPE_DEFAULT);
+                goto out_drop_lock;
+        error = set_posix_acl(inode, ACL_TYPE_DEFAULT, argp->acl_default);
 
-out_drop_write:
+out_drop_lock:
+        fh_unlock(fh);
         fh_drop_write(fh);
 out_errno:
         nfserr = nfserrno(error);
diff --git a/fs/nfsd/nfs4acl.c b/fs/nfsd/nfs4acl.c
index 6adabd6049b7..71292a0d6f09 100644
--- a/fs/nfsd/nfs4acl.c
+++ b/fs/nfsd/nfs4acl.c
@@ -770,9 +770,6 @@ nfsd4_set_nfs4_acl(struct svc_rqst *rqstp, struct svc_fh *fhp,
         dentry = fhp->fh_dentry;
         inode = d_inode(dentry);
 
-        if (!inode->i_op->set_acl || !IS_POSIXACL(inode))
-                return nfserr_attrnotsupp;
-
         if (S_ISDIR(inode->i_mode))
                 flags = NFS4_ACL_DIR;
 
@@ -782,16 +779,19 @@ nfsd4_set_nfs4_acl(struct svc_rqst *rqstp, struct svc_fh *fhp,
         if (host_error < 0)
                 goto out_nfserr;
 
-        host_error = inode->i_op->set_acl(inode, pacl, ACL_TYPE_ACCESS);
+        fh_lock(fhp);
+
+        host_error = set_posix_acl(inode, ACL_TYPE_ACCESS, pacl);
         if (host_error < 0)
-                goto out_release;
+                goto out_drop_lock;
 
         if (S_ISDIR(inode->i_mode)) {
-                host_error = inode->i_op->set_acl(inode, dpacl,
-                                                  ACL_TYPE_DEFAULT);
+                host_error = set_posix_acl(inode, ACL_TYPE_DEFAULT, dpacl);
         }
 
-out_release:
+out_drop_lock:
+        fh_unlock(fhp);
+
         posix_acl_release(pacl);
         posix_acl_release(dpacl);
 out_nfserr:
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index 809bd2de7ad0..e9fd241b9a0a 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -439,7 +439,7 @@ static int nilfs_valid_sb(struct nilfs_super_block *sbp)
         if (!sbp || le16_to_cpu(sbp->s_magic) != NILFS_SUPER_MAGIC)
                 return 0;
         bytes = le16_to_cpu(sbp->s_bytes);
-        if (bytes > BLOCK_SIZE)
+        if (bytes < sumoff + 4 || bytes > BLOCK_SIZE)
                 return 0;
         crc = crc32_le(le32_to_cpu(sbp->s_crc_seed), (unsigned char *)sbp,
                        sumoff);
diff --git a/fs/ocfs2/Makefile b/fs/ocfs2/Makefile
index e27e6527912b..4342c7ee7d20 100644
--- a/fs/ocfs2/Makefile
+++ b/fs/ocfs2/Makefile
@@ -1,7 +1,5 @@
 ccflags-y := -Ifs/ocfs2
 
-ccflags-y += -DCATCH_BH_JBD_RACES
-
 obj-$(CONFIG_OCFS2_FS) +=       \
         ocfs2.o                 \
         ocfs2_stackglue.o
diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c
index fe50ded1b4ce..498641eed2db 100644
--- a/fs/ocfs2/buffer_head_io.c
+++ b/fs/ocfs2/buffer_head_io.c
@@ -139,11 +139,16 @@ int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block,
 
                 lock_buffer(bh);
                 if (buffer_jbd(bh)) {
+#ifdef CATCH_BH_JBD_RACES
                         mlog(ML_ERROR,
                              "block %llu had the JBD bit set "
                              "while I was in lock_buffer!",
                              (unsigned long long)bh->b_blocknr);
                         BUG();
+#else
+                        unlock_buffer(bh);
+                        continue;
+#endif
                 }
 
                 clear_buffer_uptodate(bh);
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index 1dbeab6cf96e..c831c2e5f803 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -59,16 +59,37 @@ int ovl_setattr(struct dentry *dentry, struct iattr *attr)
         if (err)
                 goto out;
 
+        if (attr->ia_valid & ATTR_SIZE) {
+                struct inode *realinode = d_inode(ovl_dentry_real(dentry));
+
+                err = -ETXTBSY;
+                if (atomic_read(&realinode->i_writecount) < 0)
+                        goto out_drop_write;
+        }
+
         err = ovl_copy_up(dentry);
         if (!err) {
+                struct inode *winode = NULL;
+
                 upperdentry = ovl_dentry_upper(dentry);
 
+                if (attr->ia_valid & ATTR_SIZE) {
+                        winode = d_inode(upperdentry);
+                        err = get_write_access(winode);
+                        if (err)
+                                goto out_drop_write;
+                }
+
                 inode_lock(upperdentry->d_inode);
                 err = notify_change(upperdentry, attr, NULL);
                 if (!err)
                         ovl_copyattr(upperdentry->d_inode, dentry->d_inode);
                 inode_unlock(upperdentry->d_inode);
+
+                if (winode)
+                        put_write_access(winode);
         }
+out_drop_write:
         ovl_drop_write(dentry);
 out:
         return err;
@@ -121,16 +142,18 @@ int ovl_permission(struct inode *inode, int mask)
 
                 err = vfs_getattr(&realpath, &stat);
                 if (err)
-                        return err;
+                        goto out_dput;
 
+                err = -ESTALE;
                 if ((stat.mode ^ inode->i_mode) & S_IFMT)
-                        return -ESTALE;
+                        goto out_dput;
 
                 inode->i_mode = stat.mode;
                 inode->i_uid = stat.uid;
                 inode->i_gid = stat.gid;
 
-                return generic_permission(inode, mask);
+                err = generic_permission(inode, mask);
+                goto out_dput;
         }
 
         /* Careful in RCU walk mode */
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index ce02f46029da..9a7693d5f8ff 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -1082,11 +1082,13 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
                         if (err < 0)
                                 goto out_put_workdir;
 
-                        if (!err) {
-                                pr_err("overlayfs: upper fs needs to support d_type.\n");
-                                err = -EINVAL;
-                                goto out_put_workdir;
-                        }
+                        /*
+                         * We allowed this configuration and don't want to
+                         * break users over kernel upgrade. So warn instead
+                         * of erroring out.
+                         */
+                        if (!err)
+                                pr_warn("overlayfs: upper fs needs to support d_type.\n");
                 }
         }
 
diff --git a/fs/posix_acl.c b/fs/posix_acl.c
index 8a4a266beff3..edc452c2a563 100644
--- a/fs/posix_acl.c
+++ b/fs/posix_acl.c
@@ -820,39 +820,43 @@ posix_acl_xattr_get(const struct xattr_handler *handler,
         return error;
 }
 
-static int
-posix_acl_xattr_set(const struct xattr_handler *handler,
-                    struct dentry *unused, struct inode *inode,
-                    const char *name, const void *value,
-                    size_t size, int flags)
+int
+set_posix_acl(struct inode *inode, int type, struct posix_acl *acl)
 {
-        struct posix_acl *acl = NULL;
-        int ret;
-
         if (!IS_POSIXACL(inode))
                 return -EOPNOTSUPP;
         if (!inode->i_op->set_acl)
                 return -EOPNOTSUPP;
 
-        if (handler->flags == ACL_TYPE_DEFAULT && !S_ISDIR(inode->i_mode))
-                return value ? -EACCES : 0;
+        if (type == ACL_TYPE_DEFAULT && !S_ISDIR(inode->i_mode))
+                return acl ? -EACCES : 0;
         if (!inode_owner_or_capable(inode))
                 return -EPERM;
 
+        if (acl) {
+                int ret = posix_acl_valid(acl);
+                if (ret)
+                        return ret;
+        }
+        return inode->i_op->set_acl(inode, acl, type);
+}
+EXPORT_SYMBOL(set_posix_acl);
+
+static int
+posix_acl_xattr_set(const struct xattr_handler *handler,
+                    struct dentry *unused, struct inode *inode,
+                    const char *name, const void *value,
+                    size_t size, int flags)
+{
+        struct posix_acl *acl = NULL;
+        int ret;
+
         if (value) {
                 acl = posix_acl_from_xattr(&init_user_ns, value, size);
                 if (IS_ERR(acl))
                         return PTR_ERR(acl);
-
-                if (acl) {
-                        ret = posix_acl_valid(acl);
-                        if (ret)
-                                goto out;
-                }
         }
-
-        ret = inode->i_op->set_acl(inode, acl, handler->flags);
-out:
+        ret = set_posix_acl(inode, handler->flags, acl);
         posix_acl_release(acl);
         return ret;
 }
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 08316972ff93..7bbf420d1289 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -52,6 +52,7 @@
 #include "ubifs.h"
 #include <linux/mount.h>
 #include <linux/slab.h>
+#include <linux/migrate.h>
 
 static int read_block(struct inode *inode, void *addr, unsigned int block,
                       struct ubifs_data_node *dn)
@@ -1452,6 +1453,26 @@ static int ubifs_set_page_dirty(struct page *page)
         return ret;
 }
 
+#ifdef CONFIG_MIGRATION
+static int ubifs_migrate_page(struct address_space *mapping,
+                struct page *newpage, struct page *page, enum migrate_mode mode)
+{
+        int rc;
+
+        rc = migrate_page_move_mapping(mapping, newpage, page, NULL, mode, 0);
+        if (rc != MIGRATEPAGE_SUCCESS)
+                return rc;
+
+        if (PagePrivate(page)) {
+                ClearPagePrivate(page);
+                SetPagePrivate(newpage);
+        }
+
+        migrate_page_copy(newpage, page);
+        return MIGRATEPAGE_SUCCESS;
+}
+#endif
+
 static int ubifs_releasepage(struct page *page, gfp_t unused_gfp_flags)
 {
         /*
@@ -1591,6 +1612,9 @@ const struct address_space_operations ubifs_file_address_operations = {
         .write_end      = ubifs_write_end,
         .invalidatepage = ubifs_invalidatepage,
         .set_page_dirty = ubifs_set_page_dirty,
+#ifdef CONFIG_MIGRATION
+        .migratepage    = ubifs_migrate_page,
+#endif
         .releasepage    = ubifs_releasepage,
 };
 
diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h
index 9094599a1150..33466bfc6440 100644
--- a/include/drm/i915_pciids.h
+++ b/include/drm/i915_pciids.h
@@ -309,6 +309,7 @@
         INTEL_VGA_DEVICE(0x5906, info), /* ULT GT1 */ \
         INTEL_VGA_DEVICE(0x590E, info), /* ULX GT1 */ \
         INTEL_VGA_DEVICE(0x5902, info), /* DT  GT1 */ \
+        INTEL_VGA_DEVICE(0x5908, info), /* Halo GT1 */ \
         INTEL_VGA_DEVICE(0x590B, info), /* Halo GT1 */ \
         INTEL_VGA_DEVICE(0x590A, info) /* SRV GT1 */
 
@@ -322,15 +323,12 @@
         INTEL_VGA_DEVICE(0x591D, info) /* WKS GT2 */
 
 #define INTEL_KBL_GT3_IDS(info) \
+        INTEL_VGA_DEVICE(0x5923, info), /* ULT GT3 */ \
         INTEL_VGA_DEVICE(0x5926, info), /* ULT GT3 */ \
-        INTEL_VGA_DEVICE(0x592B, info), /* Halo GT3 */ \
-        INTEL_VGA_DEVICE(0x592A, info) /* SRV GT3 */
+        INTEL_VGA_DEVICE(0x5927, info) /* ULT GT3 */
 
 #define INTEL_KBL_GT4_IDS(info) \
-        INTEL_VGA_DEVICE(0x5932, info), /* DT  GT4 */ \
-        INTEL_VGA_DEVICE(0x593B, info), /* Halo GT4 */ \
-        INTEL_VGA_DEVICE(0x593A, info), /* SRV GT4 */ \
-        INTEL_VGA_DEVICE(0x593D, info)  /* WKS GT4 */
+        INTEL_VGA_DEVICE(0x593B, info) /* Halo GT4 */
 
 #define INTEL_KBL_IDS(info) \
         INTEL_KBL_GT1_IDS(info), \
diff --git a/include/kvm/arm_pmu.h b/include/kvm/arm_pmu.h
index fe389ac31489..92e7e97ca8ff 100644
--- a/include/kvm/arm_pmu.h
+++ b/include/kvm/arm_pmu.h
@@ -18,13 +18,13 @@
 #ifndef __ASM_ARM_KVM_PMU_H
 #define __ASM_ARM_KVM_PMU_H
 
-#ifdef CONFIG_KVM_ARM_PMU
-
 #include <linux/perf_event.h>
 #include <asm/perf_event.h>
 
 #define ARMV8_PMU_CYCLE_IDX             (ARMV8_PMU_MAX_COUNTERS - 1)
 
+#ifdef CONFIG_KVM_ARM_PMU
+
 struct kvm_pmc {
         u8 idx; /* index into the pmu->pmc array */
         struct perf_event *perf_event;
diff --git a/include/linux/audit.h b/include/linux/audit.h
index 961a417d641e..e38e3fc13ea8 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -26,7 +26,6 @@
 #include <linux/sched.h>
 #include <linux/ptrace.h>
 #include <uapi/linux/audit.h>
-#include <linux/tty.h>
 
 #define AUDIT_INO_UNSET ((unsigned long)-1)
 #define AUDIT_DEV_UNSET ((dev_t)-1)
@@ -348,23 +347,6 @@ static inline unsigned int audit_get_sessionid(struct task_struct *tsk)
         return tsk->sessionid;
 }
 
-static inline struct tty_struct *audit_get_tty(struct task_struct *tsk)
-{
-        struct tty_struct *tty = NULL;
-        unsigned long flags;
-
-        spin_lock_irqsave(&tsk->sighand->siglock, flags);
-        if (tsk->signal)
-                tty = tty_kref_get(tsk->signal->tty);
-        spin_unlock_irqrestore(&tsk->sighand->siglock, flags);
-        return tty;
-}
-
-static inline void audit_put_tty(struct tty_struct *tty)
-{
-        tty_kref_put(tty);
-}
-
 extern void __audit_ipc_obj(struct kern_ipc_perm *ipcp);
 extern void __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, umode_t mode);
 extern void __audit_bprm(struct linux_binprm *bprm);
@@ -522,12 +504,6 @@ static inline unsigned int audit_get_sessionid(struct task_struct *tsk)
 {
         return -1;
 }
-static inline struct tty_struct *audit_get_tty(struct task_struct *tsk)
-{
-        return NULL;
-}
-static inline void audit_put_tty(struct tty_struct *tty)
-{ }
 static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp)
 { }
 static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid,
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 8ee27b8afe81..0de4de6dd43e 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -111,6 +111,31 @@ enum bpf_access_type {
         BPF_WRITE = 2
 };
 
+/* types of values stored in eBPF registers */
+enum bpf_reg_type {
+        NOT_INIT = 0,            /* nothing was written into register */
+        UNKNOWN_VALUE,           /* reg doesn't contain a valid pointer */
+        PTR_TO_CTX,              /* reg points to bpf_context */
+        CONST_PTR_TO_MAP,        /* reg points to struct bpf_map */
+        PTR_TO_MAP_VALUE,        /* reg points to map element value */
+        PTR_TO_MAP_VALUE_OR_NULL,/* points to map elem value or NULL */
+        FRAME_PTR,               /* reg == frame_pointer */
+        PTR_TO_STACK,            /* reg == frame_pointer + imm */
+        CONST_IMM,               /* constant integer value */
+
+        /* PTR_TO_PACKET represents:
+         * skb->data
+         * skb->data + imm
+         * skb->data + (u16) var
+         * skb->data + (u16) var + imm
+         * if (range > 0) then [ptr, ptr + range - off) is safe to access
+         * if (id > 0) means that some 'var' was added
+         * if (off > 0) menas that 'imm' was added
+         */
+        PTR_TO_PACKET,
+        PTR_TO_PACKET_END,       /* skb->data + headlen */
+};
+
 struct bpf_prog;
 
 struct bpf_verifier_ops {
@@ -120,7 +145,8 @@ struct bpf_verifier_ops {
         /* return true if 'size' wide access at offset 'off' within bpf_context
          * with 'type' (read or write) is allowed
          */
-        bool (*is_valid_access)(int off, int size, enum bpf_access_type type);
+        bool (*is_valid_access)(int off, int size, enum bpf_access_type type,
+                                enum bpf_reg_type *reg_type);
 
         u32 (*convert_ctx_access)(enum bpf_access_type type, int dst_reg,
                                   int src_reg, int ctx_off,
@@ -238,6 +264,10 @@ static inline struct bpf_prog *bpf_prog_get(u32 ufd)
 static inline void bpf_prog_put(struct bpf_prog *prog)
 {
 }
+
+static inline void bpf_prog_put_rcu(struct bpf_prog *prog)
+{
+}
 #endif /* CONFIG_BPF_SYSCALL */
 
 /* verifier prototypes for helper functions called from eBPF programs */
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index f28100f6b556..f53fa055021a 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -212,6 +212,7 @@ struct dentry_operations {
 #define DCACHE_OP_REAL                  0x08000000
 
 #define DCACHE_PAR_LOOKUP               0x10000000 /* being looked up (with parent locked shared) */
+#define DCACHE_DENTRY_CURSOR            0x20000000
 
 extern seqlock_t rename_lock;
 
diff --git a/include/linux/inet_diag.h b/include/linux/inet_diag.h
index 7c27fa1030e8..feb04ea20f11 100644
--- a/include/linux/inet_diag.h
+++ b/include/linux/inet_diag.h
@@ -52,6 +52,12 @@ struct sock *inet_diag_find_one_icsk(struct net *net,
 
 int inet_diag_bc_sk(const struct nlattr *_bc, struct sock *sk);
 
+void inet_diag_msg_common_fill(struct inet_diag_msg *r, struct sock *sk);
+
+int inet_diag_msg_attrs_fill(struct sock *sk, struct sk_buff *skb,
+                             struct inet_diag_msg *r, int ext,
+                             struct user_namespace *user_ns);
+
 extern int  inet_diag_register(const struct inet_diag_handler *handler);
 extern void inet_diag_unregister(const struct inet_diag_handler *handler);
 #endif /* _INET_DIAG_H_ */
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index f2cb8d45513d..f8834f820ec2 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -190,7 +190,7 @@ extern struct task_group root_task_group;
 #define INIT_TASK(tsk)  \
 {                                                                       \
         .state          = 0,                                            \
-        .stack          = &init_thread_info,                            \
+        .stack          = init_stack,                                   \
         .usage          = ATOMIC_INIT(2),                               \
         .flags          = PF_KTHREAD,                                   \
         .prio           = MAX_PRIO-20,                                  \
diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h
index 0536524bb9eb..68904469fba1 100644
--- a/include/linux/jump_label.h
+++ b/include/linux/jump_label.h
@@ -117,13 +117,18 @@ struct module;
 
 #include <linux/atomic.h>
 
+#ifdef HAVE_JUMP_LABEL
+
 static inline int static_key_count(struct static_key *key)
 {
-        return atomic_read(&key->enabled);
+        /*
+         * -1 means the first static_key_slow_inc() is in progress.
+         *  static_key_enabled() must return true, so return 1 here.
+         */
+        int n = atomic_read(&key->enabled);
+        return n >= 0 ? n : 1;
 }
 
-#ifdef HAVE_JUMP_LABEL
-
 #define JUMP_TYPE_FALSE 0UL
 #define JUMP_TYPE_TRUE  1UL
 #define JUMP_TYPE_MASK  1UL
@@ -162,6 +167,11 @@ extern void jump_label_apply_nops(struct module *mod);
 
 #else  /* !HAVE_JUMP_LABEL */
 
+static inline int static_key_count(struct static_key *key)
+{
+        return atomic_read(&key->enabled);
+}
+
 static __always_inline void jump_label_init(void)
 {
         static_key_initialized = true;
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 611927f5870d..ac4b3c46a84d 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -59,14 +59,13 @@ void kasan_poison_object_data(struct kmem_cache *cache, void *object);
 
 void kasan_kmalloc_large(const void *ptr, size_t size, gfp_t flags);
 void kasan_kfree_large(const void *ptr);
-void kasan_kfree(void *ptr);
+void kasan_poison_kfree(void *ptr);
 void kasan_kmalloc(struct kmem_cache *s, const void *object, size_t size,
                   gfp_t flags);
 void kasan_krealloc(const void *object, size_t new_size, gfp_t flags);
 
 void kasan_slab_alloc(struct kmem_cache *s, void *object, gfp_t flags);
 bool kasan_slab_free(struct kmem_cache *s, void *object);
-void kasan_poison_slab_free(struct kmem_cache *s, void *object);
 
 struct kasan_cache {
         int alloc_meta_offset;
@@ -76,6 +75,9 @@ struct kasan_cache {
 int kasan_module_alloc(void *addr, size_t size);
 void kasan_free_shadow(const struct vm_struct *vm);
 
+size_t ksize(const void *);
+static inline void kasan_unpoison_slab(const void *ptr) { ksize(ptr); }
+
 #else /* CONFIG_KASAN */
 
 static inline void kasan_unpoison_shadow(const void *address, size_t size) {}
@@ -102,7 +104,7 @@ static inline void kasan_poison_object_data(struct kmem_cache *cache,
 
 static inline void kasan_kmalloc_large(void *ptr, size_t size, gfp_t flags) {}
 static inline void kasan_kfree_large(const void *ptr) {}
-static inline void kasan_kfree(void *ptr) {}
+static inline void kasan_poison_kfree(void *ptr) {}
 static inline void kasan_kmalloc(struct kmem_cache *s, const void *object,
                                 size_t size, gfp_t flags) {}
 static inline void kasan_krealloc(const void *object, size_t new_size,
@@ -114,11 +116,12 @@ static inline bool kasan_slab_free(struct kmem_cache *s, void *object)
 {
         return false;
 }
-static inline void kasan_poison_slab_free(struct kmem_cache *s, void *object) {}
 
 static inline int kasan_module_alloc(void *addr, size_t size) { return 0; }
 static inline void kasan_free_shadow(const struct vm_struct *vm) {}
 
+static inline void kasan_unpoison_slab(const void *ptr) { }
+
 #endif /* CONFIG_KASAN */
 
 #endif /* LINUX_KASAN_H */
diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index c18a4c19d6fc..ce9230af09c2 100644
--- a/include/linux/mfd/da9052/da9052.h
+++ b/include/linux/mfd/da9052/da9052.h
@@ -171,7 +171,7 @@ static inline int da9052_group_read(struct da9052 *da9052, unsigned char reg,
 static inline int da9052_group_write(struct da9052 *da9052, unsigned char reg,
                                       unsigned reg_cnt, unsigned char *val)
 {
-        int ret;
+        int ret = 0;
         int i;
 
         for (i = 0; i < reg_cnt; i++) {
diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
index 80dec87a94f8..d46a0e7f144d 100644
--- a/include/linux/mlx4/device.h
+++ b/include/linux/mlx4/device.h
@@ -466,6 +466,7 @@ enum {
 enum {
         MLX4_INTERFACE_STATE_UP         = 1 << 0,
         MLX4_INTERFACE_STATE_DELETION   = 1 << 1,
+        MLX4_INTERFACE_STATE_SHUTDOWN   = 1 << 2,
 };
 
 #define MSTR_SM_CHANGE_MASK (MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK | \
diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h
index 266320feb160..ab310819ac36 100644
--- a/include/linux/mlx5/qp.h
+++ b/include/linux/mlx5/qp.h
@@ -172,6 +172,7 @@ enum {
 enum {
         MLX5_FENCE_MODE_NONE                    = 0 << 5,
         MLX5_FENCE_MODE_INITIATOR_SMALL         = 1 << 5,
+        MLX5_FENCE_MODE_FENCE                   = 2 << 5,
         MLX5_FENCE_MODE_STRONG_ORDERING         = 3 << 5,
         MLX5_FENCE_MODE_SMALL_AND_FENCE         = 4 << 5,
 };
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 5df5feb49575..ece042dfe23c 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -602,7 +602,7 @@ static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma)
 }
 
 void do_set_pte(struct vm_area_struct *vma, unsigned long address,
-                struct page *page, pte_t *pte, bool write, bool anon, bool old);
+                struct page *page, pte_t *pte, bool write, bool anon);
 #endif
 
 /*
diff --git a/include/linux/net.h b/include/linux/net.h
index 9aa49a05fe38..25aa03b51c4e 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -251,7 +251,8 @@ do {									\
         DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);                 \
         if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT) &&        \
             net_ratelimit())                                            \
-                __dynamic_pr_debug(&descriptor, fmt, ##__VA_ARGS__);    \
+                __dynamic_pr_debug(&descriptor, pr_fmt(fmt),            \
+                                   ##__VA_ARGS__);                      \
 } while (0)
 #elif defined(DEBUG)
 #define net_dbg_ratelimited(fmt, ...)                           \
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
index 908b67c847cd..c038ae36b10e 100644
--- a/include/linux/pwm.h
+++ b/include/linux/pwm.h
@@ -464,6 +464,8 @@ static inline bool pwm_can_sleep(struct pwm_device *pwm)
 
 static inline void pwm_apply_args(struct pwm_device *pwm)
 {
+        struct pwm_state state = { };
+
         /*
          * PWM users calling pwm_apply_args() expect to have a fresh config
          * where the polarity and period are set according to pwm_args info.
@@ -476,18 +478,20 @@ static inline void pwm_apply_args(struct pwm_device *pwm)
          * at startup (even if they are actually enabled), thus authorizing
          * polarity setting.
          *
-         * Instead of setting ->enabled to false, we call pwm_disable()
-         * before pwm_set_polarity() to ensure that everything is configured
-         * as expected, and the PWM is really disabled when the user request
-         * it.
+         * To fulfill this requirement, we apply a new state which disables
+         * the PWM device and set the reference period and polarity config.
          *
          * Note that PWM users requiring a smooth handover between the
          * bootloader and the kernel (like critical regulators controlled by
          * PWM devices) will have to switch to the atomic API and avoid calling
          * pwm_apply_args().
          */
-        pwm_disable(pwm);
-        pwm_set_polarity(pwm, pwm->args.polarity);
+
+        state.enabled = false;
+        state.polarity = pwm->args.polarity;
+        state.period = pwm->args.period;
+
+        pwm_apply_state(pwm, &state);
 }
 
 struct pwm_lookup {
diff --git a/include/linux/qed/qed_eth_if.h b/include/linux/qed/qed_eth_if.h
index 6ae8cb4a61d3..6c876a63558d 100644
--- a/include/linux/qed/qed_eth_if.h
+++ b/include/linux/qed/qed_eth_if.h
@@ -49,6 +49,7 @@ struct qed_start_vport_params {
         bool drop_ttl0;
         u8 vport_id;
         u16 mtu;
+        bool clear_stats;
 };
 
 struct qed_stop_rxq_params {
diff --git a/include/linux/reset.h b/include/linux/reset.h
index ec0306ce7b92..45a4abeb6acb 100644
--- a/include/linux/reset.h
+++ b/include/linux/reset.h
@@ -84,8 +84,8 @@ static inline struct reset_control *__devm_reset_control_get(
 #endif /* CONFIG_RESET_CONTROLLER */
 
 /**
- * reset_control_get - Lookup and obtain an exclusive reference to a
- *                     reset controller.
+ * reset_control_get_exclusive - Lookup and obtain an exclusive reference
+ *                               to a reset controller.
  * @dev: device to be reset by the controller
  * @id: reset line name
  *
@@ -98,8 +98,8 @@ static inline struct reset_control *__devm_reset_control_get(
  *
  * Use of id names is optional.
  */
-static inline struct reset_control *__must_check reset_control_get(
-                                        struct device *dev, const char *id)
+static inline struct reset_control *
+__must_check reset_control_get_exclusive(struct device *dev, const char *id)
 {
 #ifndef CONFIG_RESET_CONTROLLER
         WARN_ON(1);
@@ -107,12 +107,6 @@ static inline struct reset_control *__must_check reset_control_get(
         return __of_reset_control_get(dev ? dev->of_node : NULL, id, 0, 0);
 }
 
-static inline struct reset_control *reset_control_get_optional(
-                                        struct device *dev, const char *id)
-{
-        return __of_reset_control_get(dev ? dev->of_node : NULL, id, 0, 0);
-}
-
 /**
  * reset_control_get_shared - Lookup and obtain a shared reference to a
  *                            reset controller.
@@ -141,9 +135,21 @@ static inline struct reset_control *reset_control_get_shared(
         return __of_reset_control_get(dev ? dev->of_node : NULL, id, 0, 1);
 }
 
+static inline struct reset_control *reset_control_get_optional_exclusive(
+                                        struct device *dev, const char *id)
+{
+        return __of_reset_control_get(dev ? dev->of_node : NULL, id, 0, 0);
+}
+
+static inline struct reset_control *reset_control_get_optional_shared(
+                                        struct device *dev, const char *id)
+{
+        return __of_reset_control_get(dev ? dev->of_node : NULL, id, 0, 1);
+}
+
 /**
- * of_reset_control_get - Lookup and obtain an exclusive reference to a
- *                        reset controller.
+ * of_reset_control_get_exclusive - Lookup and obtain an exclusive reference
+ *                                  to a reset controller.
  * @node: device to be reset by the controller
  * @id: reset line name
  *
@@ -151,15 +157,41 @@ static inline struct reset_control *reset_control_get_shared(
  *
  * Use of id names is optional.
  */
-static inline struct reset_control *of_reset_control_get(
+static inline struct reset_control *of_reset_control_get_exclusive(
                                 struct device_node *node, const char *id)
 {
         return __of_reset_control_get(node, id, 0, 0);
 }
 
 /**
- * of_reset_control_get_by_index - Lookup and obtain an exclusive reference to
- *                                 a reset controller by index.
+ * of_reset_control_get_shared - Lookup and obtain an shared reference
+ *                               to a reset controller.
+ * @node: device to be reset by the controller
+ * @id: reset line name
+ *
+ * When a reset-control is shared, the behavior of reset_control_assert /
+ * deassert is changed, the reset-core will keep track of a deassert_count
+ * and only (re-)assert the reset after reset_control_assert has been called
+ * as many times as reset_control_deassert was called. Also see the remark
+ * about shared reset-controls in the reset_control_assert docs.
+ *
+ * Calling reset_control_assert without first calling reset_control_deassert
+ * is not allowed on a shared reset control. Calling reset_control_reset is
+ * also not allowed on a shared reset control.
+ * Returns a struct reset_control or IS_ERR() condition containing errno.
+ *
+ * Use of id names is optional.
+ */
+static inline struct reset_control *of_reset_control_get_shared(
+                                struct device_node *node, const char *id)
+{
+        return __of_reset_control_get(node, id, 0, 1);
+}
+
+/**
+ * of_reset_control_get_exclusive_by_index - Lookup and obtain an exclusive
+ *                                           reference to a reset controller
+ *                                           by index.
  * @node: device to be reset by the controller
  * @index: index of the reset controller
  *
@@ -167,49 +199,60 @@ static inline struct reset_control *of_reset_control_get(
  * in whatever order. Returns a struct reset_control or IS_ERR() condition
  * containing errno.
  */
-static inline struct reset_control *of_reset_control_get_by_index(
+static inline struct reset_control *of_reset_control_get_exclusive_by_index(
                                         struct device_node *node, int index)
 {
         return __of_reset_control_get(node, NULL, index, 0);
 }
 
 /**
- * devm_reset_control_get - resource managed reset_control_get()
- * @dev: device to be reset by the controller
- * @id: reset line name
+ * of_reset_control_get_shared_by_index - Lookup and obtain an shared
+ *                                        reference to a reset controller
+ *                                        by index.
+ * @node: device to be reset by the controller
+ * @index: index of the reset controller
+ *
+ * When a reset-control is shared, the behavior of reset_control_assert /
+ * deassert is changed, the reset-core will keep track of a deassert_count
+ * and only (re-)assert the reset after reset_control_assert has been called
+ * as many times as reset_control_deassert was called. Also see the remark
+ * about shared reset-controls in the reset_control_assert docs.
+ *
+ * Calling reset_control_assert without first calling reset_control_deassert
+ * is not allowed on a shared reset control. Calling reset_control_reset is
+ * also not allowed on a shared reset control.
+ * Returns a struct reset_control or IS_ERR() condition containing errno.
  *
- * Managed reset_control_get(). For reset controllers returned from this
- * function, reset_control_put() is called automatically on driver detach.
- * See reset_control_get() for more information.
+ * This is to be used to perform a list of resets for a device or power domain
+ * in whatever order. Returns a struct reset_control or IS_ERR() condition
+ * containing errno.
  */
-static inline struct reset_control *__must_check devm_reset_control_get(
-                                        struct device *dev, const char *id)
-{
-#ifndef CONFIG_RESET_CONTROLLER
-        WARN_ON(1);
-#endif
-        return __devm_reset_control_get(dev, id, 0, 0);
-}
-
-static inline struct reset_control *devm_reset_control_get_optional(
-                                        struct device *dev, const char *id)
+static inline struct reset_control *of_reset_control_get_shared_by_index(
+                                        struct device_node *node, int index)
 {
-        return __devm_reset_control_get(dev, id, 0, 0);
+        return __of_reset_control_get(node, NULL, index, 1);
 }
 
 /**
- * devm_reset_control_get_by_index - resource managed reset_control_get
+ * devm_reset_control_get_exclusive - resource managed
+ *                                    reset_control_get_exclusive()
  * @dev: device to be reset by the controller
- * @index: index of the reset controller
+ * @id: reset line name
  *
- * Managed reset_control_get(). For reset controllers returned from this
- * function, reset_control_put() is called automatically on driver detach.
- * See reset_control_get() for more information.
+ * Managed reset_control_get_exclusive(). For reset controllers returned
+ * from this function, reset_control_put() is called automatically on driver
+ * detach.
+ *
+ * See reset_control_get_exclusive() for more information.
  */
-static inline struct reset_control *devm_reset_control_get_by_index(
-                                        struct device *dev, int index)
+static inline struct reset_control *
+__must_check devm_reset_control_get_exclusive(struct device *dev,
+                                              const char *id)
 {
-        return __devm_reset_control_get(dev, NULL, index, 0);
+#ifndef CONFIG_RESET_CONTROLLER
+        WARN_ON(1);
+#endif
+        return __devm_reset_control_get(dev, id, 0, 0);
 }
 
 /**
@@ -227,6 +270,36 @@ static inline struct reset_control *devm_reset_control_get_shared(
         return __devm_reset_control_get(dev, id, 0, 1);
 }
 
+static inline struct reset_control *devm_reset_control_get_optional_exclusive(
+                                        struct device *dev, const char *id)
+{
+        return __devm_reset_control_get(dev, id, 0, 0);
+}
+
+static inline struct reset_control *devm_reset_control_get_optional_shared(
+                                        struct device *dev, const char *id)
+{
+        return __devm_reset_control_get(dev, id, 0, 1);
+}
+
+/**
+ * devm_reset_control_get_exclusive_by_index - resource managed
+ *                                             reset_control_get_exclusive()
+ * @dev: device to be reset by the controller
+ * @index: index of the reset controller
+ *
+ * Managed reset_control_get_exclusive(). For reset controllers returned from
+ * this function, reset_control_put() is called automatically on driver
+ * detach.
+ *
+ * See reset_control_get_exclusive() for more information.
+ */
+static inline struct reset_control *
+devm_reset_control_get_exclusive_by_index(struct device *dev, int index)
+{
+        return __devm_reset_control_get(dev, NULL, index, 0);
+}
+
 /**
  * devm_reset_control_get_shared_by_index - resource managed
  * reset_control_get_shared
@@ -237,10 +310,60 @@ static inline struct reset_control *devm_reset_control_get_shared(
  * this function, reset_control_put() is called automatically on driver detach.
  * See reset_control_get_shared() for more information.
  */
-static inline struct reset_control *devm_reset_control_get_shared_by_index(
-                                        struct device *dev, int index)
+static inline struct reset_control *
+devm_reset_control_get_shared_by_index(struct device *dev, int index)
 {
         return __devm_reset_control_get(dev, NULL, index, 1);
 }
 
+/*
+ * TEMPORARY calls to use during transition:
+ *
+ *   of_reset_control_get() => of_reset_control_get_exclusive()
+ *
+ * These inline function calls will be removed once all consumers
+ * have been moved over to the new explicit API.
+ */
+static inline struct reset_control *reset_control_get(
+                                struct device *dev, const char *id)
+{
+        return reset_control_get_exclusive(dev, id);
+}
+
+static inline struct reset_control *reset_control_get_optional(
+                                        struct device *dev, const char *id)
+{
+        return reset_control_get_optional_exclusive(dev, id);
+}
+
+static inline struct reset_control *of_reset_control_get(
+                                struct device_node *node, const char *id)
+{
+        return of_reset_control_get_exclusive(node, id);
+}
+
+static inline struct reset_control *of_reset_control_get_by_index(
+                                struct device_node *node, int index)
+{
+        return of_reset_control_get_exclusive_by_index(node, index);
+}
+
+static inline struct reset_control *devm_reset_control_get(
+                                struct device *dev, const char *id)
+{
+        return devm_reset_control_get_exclusive(dev, id);
+}
+
+static inline struct reset_control *devm_reset_control_get_optional(
+                                struct device *dev, const char *id)
+{
+        return devm_reset_control_get_optional_exclusive(dev, id);
+
+}
+
+static inline struct reset_control *devm_reset_control_get_by_index(
+                                struct device *dev, int index)
+{
+        return devm_reset_control_get_exclusive_by_index(dev, index);
+}
 #endif
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 6e42ada26345..253538f29ade 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -3007,7 +3007,7 @@ static inline int object_is_on_stack(void *obj)
         return (obj >= stack) && (obj < (stack + THREAD_SIZE));
 }
 
-extern void thread_info_cache_init(void);
+extern void thread_stack_cache_init(void);
 
 #ifdef CONFIG_DEBUG_STACK_USAGE
 static inline unsigned long stack_not_used(struct task_struct *p)
diff --git a/include/linux/sock_diag.h b/include/linux/sock_diag.h
index 4018b48f2b3b..a0596ca0e80a 100644
--- a/include/linux/sock_diag.h
+++ b/include/linux/sock_diag.h
@@ -36,6 +36,9 @@ enum sknetlink_groups sock_diag_destroy_group(const struct sock *sk)
 {
         switch (sk->sk_family) {
         case AF_INET:
+                if (sk->sk_type == SOCK_RAW)
+                        return SKNLGRP_NONE;
+
                 switch (sk->sk_protocol) {
                 case IPPROTO_TCP:
                         return SKNLGRP_INET_TCP_DESTROY;
@@ -45,6 +48,9 @@ enum sknetlink_groups sock_diag_destroy_group(const struct sock *sk)
                         return SKNLGRP_NONE;
                 }
         case AF_INET6:
+                if (sk->sk_type == SOCK_RAW)
+                        return SKNLGRP_NONE;
+
                 switch (sk->sk_protocol) {
                 case IPPROTO_TCP:
                         return SKNLGRP_INET6_TCP_DESTROY;
diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h
index 966889a20ea3..e479033bd782 100644
--- a/include/linux/usb/ehci_def.h
+++ b/include/linux/usb/ehci_def.h
@@ -180,11 +180,11 @@ struct ehci_regs {
  * PORTSCx
  */
         /* HOSTPC: offset 0x84 */
-        u32             hostpc[1];      /* HOSTPC extension */
+        u32             hostpc[0];      /* HOSTPC extension */
 #define HOSTPC_PHCD     (1<<22)         /* Phy clock disable */
 #define HOSTPC_PSPD     (3<<25)         /* Port speed detection */
 
-        u32             reserved5[16];
+        u32             reserved5[17];
 
         /* USBMODE_EX: offset 0xc8 */
         u32             usbmode_ex;     /* USB Device mode extension */
diff --git a/include/net/gre.h b/include/net/gre.h
index 5dce30a6abe3..7a54a31d1d4c 100644
--- a/include/net/gre.h
+++ b/include/net/gre.h
@@ -26,7 +26,7 @@ int gre_del_protocol(const struct gre_protocol *proto, u8 version);
 struct net_device *gretap_fb_dev_create(struct net *net, const char *name,
                                        u8 name_assign_type);
 int gre_parse_header(struct sk_buff *skb, struct tnl_ptk_info *tpi,
-                     bool *csum_err, __be16 proto);
+                     bool *csum_err, __be16 proto, int nhs);
 
 static inline int gre_calc_hlen(__be16 o_flags)
 {
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 092235458691..f7c291ff4074 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -167,6 +167,7 @@ struct nft_set_elem {
 
 struct nft_set;
 struct nft_set_iter {
+        u8              genmask;
         unsigned int    count;
         unsigned int    skip;
         int             err;
diff --git a/include/net/tc_act/tc_ife.h b/include/net/tc_act/tc_ife.h
index dc9a09aefb33..c55facd17b7e 100644
--- a/include/net/tc_act/tc_ife.h
+++ b/include/net/tc_act/tc_ife.h
@@ -36,7 +36,7 @@ struct tcf_meta_ops {
         int     (*encode)(struct sk_buff *, void *, struct tcf_meta_info *);
         int     (*decode)(struct sk_buff *, void *, u16 len);
         int     (*get)(struct sk_buff *skb, struct tcf_meta_info *mi);
-        int     (*alloc)(struct tcf_meta_info *, void *);
+        int     (*alloc)(struct tcf_meta_info *, void *, gfp_t);
         void    (*release)(struct tcf_meta_info *);
         int     (*validate)(void *val, int len);
         struct module   *owner;
@@ -48,8 +48,8 @@ int ife_get_meta_u32(struct sk_buff *skb, struct tcf_meta_info *mi);
 int ife_get_meta_u16(struct sk_buff *skb, struct tcf_meta_info *mi);
 int ife_tlv_meta_encode(void *skbdata, u16 attrtype, u16 dlen,
                         const void *dval);
-int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval);
-int ife_alloc_meta_u16(struct tcf_meta_info *mi, void *metaval);
+int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval, gfp_t gfp);
+int ife_alloc_meta_u16(struct tcf_meta_info *mi, void *metaval, gfp_t gfp);
 int ife_check_meta_u32(u32 metaval, struct tcf_meta_info *mi);
 int ife_encode_meta_u32(u32 metaval, void *skbdata, struct tcf_meta_info *mi);
 int ife_validate_meta_u32(void *val, int len);
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h
index 16274e2133cd..9c9a27d42aaa 100644
--- a/include/rdma/rdma_vt.h
+++ b/include/rdma/rdma_vt.h
@@ -203,7 +203,9 @@ struct rvt_driver_provided {
 
         /*
          * Allocate a private queue pair data structure for driver specific
-         * information which is opaque to rdmavt.
+         * information which is opaque to rdmavt.  Errors are returned via
+         * ERR_PTR(err).  The driver is free to return NULL or a valid
+         * pointer.
          */
         void * (*qp_priv_alloc)(struct rvt_dev_info *rdi, struct rvt_qp *qp,
                                 gfp_t gfp);
diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h
index 5974fae54e12..27e17363263a 100644
--- a/include/uapi/linux/fuse.h
+++ b/include/uapi/linux/fuse.h
@@ -105,6 +105,9 @@
  *
  *  7.24
  *  - add FUSE_LSEEK for SEEK_HOLE and SEEK_DATA support
+ *
+ *  7.25
+ *  - add FUSE_PARALLEL_DIROPS
  */
 
 #ifndef _LINUX_FUSE_H
@@ -140,7 +143,7 @@
 #define FUSE_KERNEL_VERSION 7
 
 /** Minor version number of this interface */
-#define FUSE_KERNEL_MINOR_VERSION 24
+#define FUSE_KERNEL_MINOR_VERSION 25
 
 /** The node ID of the root inode */
 #define FUSE_ROOT_ID 1
@@ -234,6 +237,7 @@ struct fuse_file_lock {
  * FUSE_ASYNC_DIO: asynchronous direct I/O submission
  * FUSE_WRITEBACK_CACHE: use writeback cache for buffered writes
  * FUSE_NO_OPEN_SUPPORT: kernel supports zero-message opens
+ * FUSE_PARALLEL_DIROPS: allow parallel lookups and readdir
  */
 #define FUSE_ASYNC_READ         (1 << 0)
 #define FUSE_POSIX_LOCKS        (1 << 1)
@@ -253,6 +257,7 @@ struct fuse_file_lock {
 #define FUSE_ASYNC_DIO          (1 << 15)
 #define FUSE_WRITEBACK_CACHE    (1 << 16)
 #define FUSE_NO_OPEN_SUPPORT    (1 << 17)
+#define FUSE_PARALLEL_DIROPS    (1 << 18)
 
 /**
  * CUSE INIT request/reply flags
diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
index 87cf351bab03..737fa32faad4 100644
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -611,6 +611,37 @@
 #define KEY_KBDINPUTASSIST_ACCEPT               0x264
 #define KEY_KBDINPUTASSIST_CANCEL               0x265
 
+/* Diagonal movement keys */
+#define KEY_RIGHT_UP                    0x266
+#define KEY_RIGHT_DOWN                  0x267
+#define KEY_LEFT_UP                     0x268
+#define KEY_LEFT_DOWN                   0x269
+
+#define KEY_ROOT_MENU                   0x26a /* Show Device's Root Menu */
+/* Show Top Menu of the Media (e.g. DVD) */
+#define KEY_MEDIA_TOP_MENU              0x26b
+#define KEY_NUMERIC_11                  0x26c
+#define KEY_NUMERIC_12                  0x26d
+/*
+ * Toggle Audio Description: refers to an audio service that helps blind and
+ * visually impaired consumers understand the action in a program. Note: in
+ * some countries this is referred to as "Video Description".
+ */
+#define KEY_AUDIO_DESC                  0x26e
+#define KEY_3D_MODE                     0x26f
+#define KEY_NEXT_FAVORITE               0x270
+#define KEY_STOP_RECORD                 0x271
+#define KEY_PAUSE_RECORD                0x272
+#define KEY_VOD                         0x273 /* Video on Demand */
+#define KEY_UNMUTE                      0x274
+#define KEY_FASTREVERSE                 0x275
+#define KEY_SLOWREVERSE                 0x276
+/*
+ * Control a data application associated with the currently viewed channel,
+ * e.g. teletext or data broadcast application (MHEG, MHP, HbbTV, etc.)
+ */
+#define KEY_DATA                        0x275
+
 #define BTN_TRIGGER_HAPPY               0x2c0
 #define BTN_TRIGGER_HAPPY1              0x2c0
 #define BTN_TRIGGER_HAPPY2              0x2c1
diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
index 01113841190d..c51494119817 100644
--- a/include/uapi/linux/input.h
+++ b/include/uapi/linux/input.h
@@ -247,6 +247,7 @@ struct input_mask {
 #define BUS_ATARI               0x1B
 #define BUS_SPI                 0x1C
 #define BUS_RMI                 0x1D
+#define BUS_CEC                 0x1E
 
 /*
  * MT_TOOL types
diff --git a/include/uapi/linux/netfilter/Kbuild b/include/uapi/linux/netfilter/Kbuild
index 1d973d2ba417..cd26d7a0fd07 100644
--- a/include/uapi/linux/netfilter/Kbuild
+++ b/include/uapi/linux/netfilter/Kbuild
@@ -33,6 +33,7 @@ header-y += xt_NFLOG.h
 header-y += xt_NFQUEUE.h
 header-y += xt_RATEEST.h
 header-y += xt_SECMARK.h
+header-y += xt_SYNPROXY.h
 header-y += xt_TCPMSS.h
 header-y += xt_TCPOPTSTRIP.h
 header-y += xt_TEE.h
diff --git a/include/uapi/linux/netfilter/xt_SYNPROXY.h b/include/uapi/linux/netfilter/xt_SYNPROXY.h
index 2d59fbaa93c6..ca67e61d2a61 100644
--- a/include/uapi/linux/netfilter/xt_SYNPROXY.h
+++ b/include/uapi/linux/netfilter/xt_SYNPROXY.h
@@ -1,6 +1,8 @@
 #ifndef _XT_SYNPROXY_H
 #define _XT_SYNPROXY_H
 
+#include <linux/types.h>
+
 #define XT_SYNPROXY_OPT_MSS             0x01
 #define XT_SYNPROXY_OPT_WSCALE          0x02
 #define XT_SYNPROXY_OPT_SACK_PERM       0x04
diff --git a/init/main.c b/init/main.c
index 4c17fda5c2ff..eae02aa03c9e 100644
--- a/init/main.c
+++ b/init/main.c
@@ -453,7 +453,7 @@ void __init __weak smp_setup_processor_id(void)
 }
 
 # if THREAD_SIZE >= PAGE_SIZE
-void __init __weak thread_info_cache_init(void)
+void __init __weak thread_stack_cache_init(void)
 {
 }
 #endif
@@ -627,7 +627,7 @@ asmlinkage __visible void __init start_kernel(void)
         /* Should be run before the first non-init thread is created */
         init_espfix_bsp();
 #endif
-        thread_info_cache_init();
+        thread_stack_cache_init();
         cred_init();
         fork_init();
         proc_caches_init();
@@ -708,11 +708,13 @@ static bool __init_or_module initcall_blacklisted(initcall_t fn)
 {
         struct blacklist_entry *entry;
         char fn_name[KSYM_SYMBOL_LEN];
+        unsigned long addr;
 
         if (list_empty(&blacklisted_initcalls))
                 return false;
 
-        sprint_symbol_no_offset(fn_name, (unsigned long)fn);
+        addr = (unsigned long) dereference_function_descriptor(fn);
+        sprint_symbol_no_offset(fn_name, addr);
 
         list_for_each_entry(entry, &blacklisted_initcalls, next) {
                 if (!strcmp(fn_name, entry->buf)) {
diff --git a/kernel/audit.c b/kernel/audit.c
index 22bb4f24f071..8d528f9930da 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -1883,6 +1883,23 @@ out_null:
         audit_log_format(ab, " exe=(null)");
 }
 
+struct tty_struct *audit_get_tty(struct task_struct *tsk)
+{
+        struct tty_struct *tty = NULL;
+        unsigned long flags;
+
+        spin_lock_irqsave(&tsk->sighand->siglock, flags);
+        if (tsk->signal)
+                tty = tty_kref_get(tsk->signal->tty);
+        spin_unlock_irqrestore(&tsk->sighand->siglock, flags);
+        return tty;
+}
+
+void audit_put_tty(struct tty_struct *tty)
+{
+        tty_kref_put(tty);
+}
+
 void audit_log_task_info(struct audit_buffer *ab, struct task_struct *tsk)
 {
         const struct cred *cred;
diff --git a/kernel/audit.h b/kernel/audit.h
index cbbe6bb6496e..a492f4c4e710 100644
--- a/kernel/audit.h
+++ b/kernel/audit.h
@@ -23,6 +23,7 @@
 #include <linux/audit.h>
 #include <linux/skbuff.h>
 #include <uapi/linux/mqueue.h>
+#include <linux/tty.h>
 
 /* AUDIT_NAMES is the number of slots we reserve in the audit_context
  * for saving names from getname().  If we get more names we will allocate
@@ -262,6 +263,9 @@ extern struct audit_entry *audit_dupe_rule(struct audit_krule *old);
 extern void audit_log_d_path_exe(struct audit_buffer *ab,
                                  struct mm_struct *mm);
 
+extern struct tty_struct *audit_get_tty(struct task_struct *tsk);
+extern void audit_put_tty(struct tty_struct *tty);
+
 /* audit watch functions */
 #ifdef CONFIG_AUDIT_WATCH
 extern void audit_put_watch(struct audit_watch *watch);
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 62ab53d7619c..2672d105cffc 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -63,7 +63,6 @@
 #include <asm/unistd.h>
 #include <linux/security.h>
 #include <linux/list.h>
-#include <linux/tty.h>
 #include <linux/binfmts.h>
 #include <linux/highmem.h>
 #include <linux/syscalls.h>
@@ -1985,14 +1984,15 @@ static void audit_log_set_loginuid(kuid_t koldloginuid, kuid_t kloginuid,
         if (!audit_enabled)
                 return;
 
+        ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_LOGIN);
+        if (!ab)
+                return;
+
         uid = from_kuid(&init_user_ns, task_uid(current));
         oldloginuid = from_kuid(&init_user_ns, koldloginuid);
         loginuid = from_kuid(&init_user_ns, kloginuid),
         tty = audit_get_tty(current);
 
-        ab = audit_log_start(NULL, GFP_KERNEL, AUDIT_LOGIN);
-        if (!ab)
-                return;
         audit_log_format(ab, "pid=%d uid=%u", task_pid_nr(current), uid);
         audit_log_task_context(ab);
         audit_log_format(ab, " old-auid=%u auid=%u tty=%s old-ses=%u ses=%u res=%d",
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 668e07903c8f..eec9f90ba030 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -126,31 +126,6 @@
  * are set to NOT_INIT to indicate that they are no longer readable.
  */
 
-/* types of values stored in eBPF registers */
-enum bpf_reg_type {
-        NOT_INIT = 0,            /* nothing was written into register */
-        UNKNOWN_VALUE,           /* reg doesn't contain a valid pointer */
-        PTR_TO_CTX,              /* reg points to bpf_context */
-        CONST_PTR_TO_MAP,        /* reg points to struct bpf_map */
-        PTR_TO_MAP_VALUE,        /* reg points to map element value */
-        PTR_TO_MAP_VALUE_OR_NULL,/* points to map elem value or NULL */
-        FRAME_PTR,               /* reg == frame_pointer */
-        PTR_TO_STACK,            /* reg == frame_pointer + imm */
-        CONST_IMM,               /* constant integer value */
-
-        /* PTR_TO_PACKET represents:
-         * skb->data
-         * skb->data + imm
-         * skb->data + (u16) var
-         * skb->data + (u16) var + imm
-         * if (range > 0) then [ptr, ptr + range - off) is safe to access
-         * if (id > 0) means that some 'var' was added
-         * if (off > 0) menas that 'imm' was added
-         */
-        PTR_TO_PACKET,
-        PTR_TO_PACKET_END,       /* skb->data + headlen */
-};
-
 struct reg_state {
         enum bpf_reg_type type;
         union {
@@ -695,10 +670,10 @@ static int check_packet_access(struct verifier_env *env, u32 regno, int off,
 
 /* check access to 'struct bpf_context' fields */
 static int check_ctx_access(struct verifier_env *env, int off, int size,
-                            enum bpf_access_type t)
+                            enum bpf_access_type t, enum bpf_reg_type *reg_type)
 {
         if (env->prog->aux->ops->is_valid_access &&
-            env->prog->aux->ops->is_valid_access(off, size, t)) {
+            env->prog->aux->ops->is_valid_access(off, size, t, reg_type)) {
                 /* remember the offset of last byte accessed in ctx */
                 if (env->prog->aux->max_ctx_offset < off + size)
                         env->prog->aux->max_ctx_offset = off + size;
@@ -798,21 +773,19 @@ static int check_mem_access(struct verifier_env *env, u32 regno, int off,
                         mark_reg_unknown_value(state->regs, value_regno);
 
         } else if (reg->type == PTR_TO_CTX) {
+                enum bpf_reg_type reg_type = UNKNOWN_VALUE;
+
                 if (t == BPF_WRITE && value_regno >= 0 &&
                     is_pointer_value(env, value_regno)) {
                         verbose("R%d leaks addr into ctx\n", value_regno);
                         return -EACCES;
                 }
-                err = check_ctx_access(env, off, size, t);
+                err = check_ctx_access(env, off, size, t, &reg_type);
                 if (!err && t == BPF_READ && value_regno >= 0) {
                         mark_reg_unknown_value(state->regs, value_regno);
-                        if (off == offsetof(struct __sk_buff, data) &&
-                            env->allow_ptr_leaks)
+                        if (env->allow_ptr_leaks)
                                 /* note that reg.[id|off|range] == 0 */
-                                state->regs[value_regno].type = PTR_TO_PACKET;
-                        else if (off == offsetof(struct __sk_buff, data_end) &&
-                                 env->allow_ptr_leaks)
-                                state->regs[value_regno].type = PTR_TO_PACKET_END;
+                                state->regs[value_regno].type = reg_type;
                 }
 
         } else if (reg->type == FRAME_PTR || reg->type == PTR_TO_STACK) {
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 86cb5c6e8932..75c0ff00aca6 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -837,6 +837,8 @@ static void put_css_set_locked(struct css_set *cset)
 
 static void put_css_set(struct css_set *cset)
 {
+        unsigned long flags;
+
         /*
          * Ensure that the refcount doesn't hit zero while any readers
          * can see it. Similar to atomic_dec_and_lock(), but for an
@@ -845,9 +847,9 @@ static void put_css_set(struct css_set *cset)
         if (atomic_add_unless(&cset->refcount, -1, 1))
                 return;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irqsave(&css_set_lock, flags);
         put_css_set_locked(cset);
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irqrestore(&css_set_lock, flags);
 }
 
 /*
@@ -1070,11 +1072,11 @@ static struct css_set *find_css_set(struct css_set *old_cset,
 
         /* First see if we already have a cgroup group that matches
          * the desired set */
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         cset = find_existing_css_set(old_cset, cgrp, template);
         if (cset)
                 get_css_set(cset);
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         if (cset)
                 return cset;
@@ -1102,7 +1104,7 @@ static struct css_set *find_css_set(struct css_set *old_cset,
          * find_existing_css_set() */
         memcpy(cset->subsys, template, sizeof(cset->subsys));
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         /* Add reference counts and links from the new css_set. */
         list_for_each_entry(link, &old_cset->cgrp_links, cgrp_link) {
                 struct cgroup *c = link->cgrp;
@@ -1128,7 +1130,7 @@ static struct css_set *find_css_set(struct css_set *old_cset,
                 css_get(css);
         }
 
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         return cset;
 }
@@ -1192,7 +1194,7 @@ static void cgroup_destroy_root(struct cgroup_root *root)
          * Release all the links from cset_links to this hierarchy's
          * root cgroup
          */
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
 
         list_for_each_entry_safe(link, tmp_link, &cgrp->cset_links, cset_link) {
                 list_del(&link->cset_link);
@@ -1200,7 +1202,7 @@ static void cgroup_destroy_root(struct cgroup_root *root)
                 kfree(link);
         }
 
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         if (!list_empty(&root->root_list)) {
                 list_del(&root->root_list);
@@ -1600,11 +1602,11 @@ static int rebind_subsystems(struct cgroup_root *dst_root, u16 ss_mask)
                 ss->root = dst_root;
                 css->cgroup = dcgrp;
 
-                spin_lock_bh(&css_set_lock);
+                spin_lock_irq(&css_set_lock);
                 hash_for_each(css_set_table, i, cset, hlist)
                         list_move_tail(&cset->e_cset_node[ss->id],
                                        &dcgrp->e_csets[ss->id]);
-                spin_unlock_bh(&css_set_lock);
+                spin_unlock_irq(&css_set_lock);
 
                 /* default hierarchy doesn't enable controllers by default */
                 dst_root->subsys_mask |= 1 << ssid;
@@ -1640,10 +1642,10 @@ static int cgroup_show_path(struct seq_file *sf, struct kernfs_node *kf_node,
         if (!buf)
                 return -ENOMEM;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         ns_cgroup = current_cgns_cgroup_from_root(kf_cgroot);
         len = kernfs_path_from_node(kf_node, ns_cgroup->kn, buf, PATH_MAX);
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         if (len >= PATH_MAX)
                 len = -ERANGE;
@@ -1897,7 +1899,7 @@ static void cgroup_enable_task_cg_lists(void)
 {
         struct task_struct *p, *g;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
 
         if (use_task_css_set_links)
                 goto out_unlock;
@@ -1922,8 +1924,12 @@ static void cgroup_enable_task_cg_lists(void)
                  * entry won't be deleted though the process has exited.
                  * Do it while holding siglock so that we don't end up
                  * racing against cgroup_exit().
+                 *
+                 * Interrupts were already disabled while acquiring
+                 * the css_set_lock, so we do not need to disable it
+                 * again when acquiring the sighand->siglock here.
                  */
-                spin_lock_irq(&p->sighand->siglock);
+                spin_lock(&p->sighand->siglock);
                 if (!(p->flags & PF_EXITING)) {
                         struct css_set *cset = task_css_set(p);
 
@@ -1932,11 +1938,11 @@ static void cgroup_enable_task_cg_lists(void)
                         list_add_tail(&p->cg_list, &cset->tasks);
                         get_css_set(cset);
                 }
-                spin_unlock_irq(&p->sighand->siglock);
+                spin_unlock(&p->sighand->siglock);
         } while_each_thread(g, p);
         read_unlock(&tasklist_lock);
 out_unlock:
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 }
 
 static void init_cgroup_housekeeping(struct cgroup *cgrp)
@@ -2043,13 +2049,13 @@ static int cgroup_setup_root(struct cgroup_root *root, u16 ss_mask)
          * Link the root cgroup in this hierarchy into all the css_set
          * objects.
          */
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         hash_for_each(css_set_table, i, cset, hlist) {
                 link_css_set(&tmp_links, cset, root_cgrp);
                 if (css_set_populated(cset))
                         cgroup_update_populated(root_cgrp, true);
         }
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         BUG_ON(!list_empty(&root_cgrp->self.children));
         BUG_ON(atomic_read(&root->nr_cgrps) != 1);
@@ -2256,11 +2262,11 @@ out_mount:
                 struct cgroup *cgrp;
 
                 mutex_lock(&cgroup_mutex);
-                spin_lock_bh(&css_set_lock);
+                spin_lock_irq(&css_set_lock);
 
                 cgrp = cset_cgroup_from_root(ns->root_cset, root);
 
-                spin_unlock_bh(&css_set_lock);
+                spin_unlock_irq(&css_set_lock);
                 mutex_unlock(&cgroup_mutex);
 
                 nsdentry = kernfs_node_dentry(cgrp->kn, dentry->d_sb);
@@ -2337,11 +2343,11 @@ char *cgroup_path_ns(struct cgroup *cgrp, char *buf, size_t buflen,
         char *ret;
 
         mutex_lock(&cgroup_mutex);
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
 
         ret = cgroup_path_ns_locked(cgrp, buf, buflen, ns);
 
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         mutex_unlock(&cgroup_mutex);
 
         return ret;
@@ -2369,7 +2375,7 @@ char *task_cgroup_path(struct task_struct *task, char *buf, size_t buflen)
         char *path = NULL;
 
         mutex_lock(&cgroup_mutex);
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
 
         root = idr_get_next(&cgroup_hierarchy_idr, &hierarchy_id);
 
@@ -2382,7 +2388,7 @@ char *task_cgroup_path(struct task_struct *task, char *buf, size_t buflen)
                         path = buf;
         }
 
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         mutex_unlock(&cgroup_mutex);
         return path;
 }
@@ -2557,7 +2563,7 @@ static int cgroup_taskset_migrate(struct cgroup_taskset *tset,
          * the new cgroup.  There are no failure cases after here, so this
          * is the commit point.
          */
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         list_for_each_entry(cset, &tset->src_csets, mg_node) {
                 list_for_each_entry_safe(task, tmp_task, &cset->mg_tasks, cg_list) {
                         struct css_set *from_cset = task_css_set(task);
@@ -2568,7 +2574,7 @@ static int cgroup_taskset_migrate(struct cgroup_taskset *tset,
                         put_css_set_locked(from_cset);
                 }
         }
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         /*
          * Migration is committed, all target tasks are now on dst_csets.
@@ -2597,13 +2603,13 @@ out_cancel_attach:
                 }
         } while_each_subsys_mask();
 out_release_tset:
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         list_splice_init(&tset->dst_csets, &tset->src_csets);
         list_for_each_entry_safe(cset, tmp_cset, &tset->src_csets, mg_node) {
                 list_splice_tail_init(&cset->mg_tasks, &cset->tasks);
                 list_del_init(&cset->mg_node);
         }
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         return ret;
 }
 
@@ -2634,7 +2640,7 @@ static void cgroup_migrate_finish(struct list_head *preloaded_csets)
 
         lockdep_assert_held(&cgroup_mutex);
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         list_for_each_entry_safe(cset, tmp_cset, preloaded_csets, mg_preload_node) {
                 cset->mg_src_cgrp = NULL;
                 cset->mg_dst_cgrp = NULL;
@@ -2642,7 +2648,7 @@ static void cgroup_migrate_finish(struct list_head *preloaded_csets)
                 list_del_init(&cset->mg_preload_node);
                 put_css_set_locked(cset);
         }
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 }
 
 /**
@@ -2783,7 +2789,7 @@ static int cgroup_migrate(struct task_struct *leader, bool threadgroup,
          * already PF_EXITING could be freed from underneath us unless we
          * take an rcu_read_lock.
          */
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         rcu_read_lock();
         task = leader;
         do {
@@ -2792,7 +2798,7 @@ static int cgroup_migrate(struct task_struct *leader, bool threadgroup,
                         break;
         } while_each_thread(leader, task);
         rcu_read_unlock();
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         return cgroup_taskset_migrate(&tset, root);
 }
@@ -2816,7 +2822,7 @@ static int cgroup_attach_task(struct cgroup *dst_cgrp,
                 return -EBUSY;
 
         /* look up all src csets */
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         rcu_read_lock();
         task = leader;
         do {
@@ -2826,7 +2832,7 @@ static int cgroup_attach_task(struct cgroup *dst_cgrp,
                         break;
         } while_each_thread(leader, task);
         rcu_read_unlock();
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         /* prepare dst csets and commit */
         ret = cgroup_migrate_prepare_dst(&preloaded_csets);
@@ -2859,9 +2865,9 @@ static int cgroup_procs_write_permission(struct task_struct *task,
                 struct cgroup *cgrp;
                 struct inode *inode;
 
-                spin_lock_bh(&css_set_lock);
+                spin_lock_irq(&css_set_lock);
                 cgrp = task_cgroup_from_root(task, &cgrp_dfl_root);
-                spin_unlock_bh(&css_set_lock);
+                spin_unlock_irq(&css_set_lock);
 
                 while (!cgroup_is_descendant(dst_cgrp, cgrp))
                         cgrp = cgroup_parent(cgrp);
@@ -2962,9 +2968,9 @@ int cgroup_attach_task_all(struct task_struct *from, struct task_struct *tsk)
                 if (root == &cgrp_dfl_root)
                         continue;
 
-                spin_lock_bh(&css_set_lock);
+                spin_lock_irq(&css_set_lock);
                 from_cgrp = task_cgroup_from_root(from, root);
-                spin_unlock_bh(&css_set_lock);
+                spin_unlock_irq(&css_set_lock);
 
                 retval = cgroup_attach_task(from_cgrp, tsk, false);
                 if (retval)
@@ -3080,7 +3086,7 @@ static int cgroup_update_dfl_csses(struct cgroup *cgrp)
         percpu_down_write(&cgroup_threadgroup_rwsem);
 
         /* look up all csses currently attached to @cgrp's subtree */
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         cgroup_for_each_live_descendant_pre(dsct, d_css, cgrp) {
                 struct cgrp_cset_link *link;
 
@@ -3088,14 +3094,14 @@ static int cgroup_update_dfl_csses(struct cgroup *cgrp)
                         cgroup_migrate_add_src(link->cset, dsct,
                                                &preloaded_csets);
         }
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         /* NULL dst indicates self on default hierarchy */
         ret = cgroup_migrate_prepare_dst(&preloaded_csets);
         if (ret)
                 goto out_finish;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         list_for_each_entry(src_cset, &preloaded_csets, mg_preload_node) {
                 struct task_struct *task, *ntask;
 
@@ -3107,7 +3113,7 @@ static int cgroup_update_dfl_csses(struct cgroup *cgrp)
                 list_for_each_entry_safe(task, ntask, &src_cset->tasks, cg_list)
                         cgroup_taskset_add(task, &tset);
         }
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         ret = cgroup_taskset_migrate(&tset, cgrp->root);
 out_finish:
@@ -3908,10 +3914,10 @@ static int cgroup_task_count(const struct cgroup *cgrp)
         int count = 0;
         struct cgrp_cset_link *link;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         list_for_each_entry(link, &cgrp->cset_links, cset_link)
                 count += atomic_read(&link->cset->refcount);
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         return count;
 }
 
@@ -4249,7 +4255,7 @@ void css_task_iter_start(struct cgroup_subsys_state *css,
 
         memset(it, 0, sizeof(*it));
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
 
         it->ss = css->ss;
 
@@ -4262,7 +4268,7 @@ void css_task_iter_start(struct cgroup_subsys_state *css,
 
         css_task_iter_advance_css_set(it);
 
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 }
 
 /**
@@ -4280,7 +4286,7 @@ struct task_struct *css_task_iter_next(struct css_task_iter *it)
                 it->cur_task = NULL;
         }
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
 
         if (it->task_pos) {
                 it->cur_task = list_entry(it->task_pos, struct task_struct,
@@ -4289,7 +4295,7 @@ struct task_struct *css_task_iter_next(struct css_task_iter *it)
                 css_task_iter_advance(it);
         }
 
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         return it->cur_task;
 }
@@ -4303,10 +4309,10 @@ struct task_struct *css_task_iter_next(struct css_task_iter *it)
 void css_task_iter_end(struct css_task_iter *it)
 {
         if (it->cur_cset) {
-                spin_lock_bh(&css_set_lock);
+                spin_lock_irq(&css_set_lock);
                 list_del(&it->iters_node);
                 put_css_set_locked(it->cur_cset);
-                spin_unlock_bh(&css_set_lock);
+                spin_unlock_irq(&css_set_lock);
         }
 
         if (it->cur_task)
@@ -4338,10 +4344,10 @@ int cgroup_transfer_tasks(struct cgroup *to, struct cgroup *from)
         mutex_lock(&cgroup_mutex);
 
         /* all tasks in @from are being moved, all csets are source */
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         list_for_each_entry(link, &from->cset_links, cset_link)
                 cgroup_migrate_add_src(link->cset, to, &preloaded_csets);
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         ret = cgroup_migrate_prepare_dst(&preloaded_csets);
         if (ret)
@@ -5063,6 +5069,7 @@ static void init_and_link_css(struct cgroup_subsys_state *css,
         memset(css, 0, sizeof(*css));
         css->cgroup = cgrp;
         css->ss = ss;
+        css->id = -1;
         INIT_LIST_HEAD(&css->sibling);
         INIT_LIST_HEAD(&css->children);
         css->serial_nr = css_serial_nr_next++;
@@ -5150,7 +5157,7 @@ static struct cgroup_subsys_state *css_create(struct cgroup *cgrp,
 
         err = cgroup_idr_alloc(&ss->css_idr, NULL, 2, 0, GFP_KERNEL);
         if (err < 0)
-                goto err_free_percpu_ref;
+                goto err_free_css;
         css->id = err;
 
         /* @css is ready to be brought online now, make it visible */
@@ -5174,9 +5181,6 @@ static struct cgroup_subsys_state *css_create(struct cgroup *cgrp,
 
 err_list_del:
         list_del_rcu(&css->sibling);
-        cgroup_idr_remove(&ss->css_idr, css->id);
-err_free_percpu_ref:
-        percpu_ref_exit(&css->refcnt);
 err_free_css:
         call_rcu(&css->rcu_head, css_free_rcu_fn);
         return ERR_PTR(err);
@@ -5451,10 +5455,10 @@ static int cgroup_destroy_locked(struct cgroup *cgrp)
          */
         cgrp->self.flags &= ~CSS_ONLINE;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         list_for_each_entry(link, &cgrp->cset_links, cset_link)
                 link->cset->dead = true;
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
 
         /* initiate massacre of all css's */
         for_each_css(css, ssid, cgrp)
@@ -5725,7 +5729,7 @@ int proc_cgroup_show(struct seq_file *m, struct pid_namespace *ns,
                 goto out;
 
         mutex_lock(&cgroup_mutex);
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
 
         for_each_root(root) {
                 struct cgroup_subsys *ss;
@@ -5778,7 +5782,7 @@ int proc_cgroup_show(struct seq_file *m, struct pid_namespace *ns,
 
         retval = 0;
 out_unlock:
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         mutex_unlock(&cgroup_mutex);
         kfree(buf);
 out:
@@ -5923,13 +5927,13 @@ void cgroup_post_fork(struct task_struct *child)
         if (use_task_css_set_links) {
                 struct css_set *cset;
 
-                spin_lock_bh(&css_set_lock);
+                spin_lock_irq(&css_set_lock);
                 cset = task_css_set(current);
                 if (list_empty(&child->cg_list)) {
                         get_css_set(cset);
                         css_set_move_task(child, NULL, cset, false);
                 }
-                spin_unlock_bh(&css_set_lock);
+                spin_unlock_irq(&css_set_lock);
         }
 
         /*
@@ -5974,9 +5978,9 @@ void cgroup_exit(struct task_struct *tsk)
         cset = task_css_set(tsk);
 
         if (!list_empty(&tsk->cg_list)) {
-                spin_lock_bh(&css_set_lock);
+                spin_lock_irq(&css_set_lock);
                 css_set_move_task(tsk, cset, NULL, false);
-                spin_unlock_bh(&css_set_lock);
+                spin_unlock_irq(&css_set_lock);
         } else {
                 get_css_set(cset);
         }
@@ -6044,9 +6048,9 @@ static void cgroup_release_agent(struct work_struct *work)
         if (!pathbuf || !agentbuf)
                 goto out;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         path = cgroup_path_ns_locked(cgrp, pathbuf, PATH_MAX, &init_cgroup_ns);
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         if (!path)
                 goto out;
 
@@ -6306,12 +6310,12 @@ struct cgroup_namespace *copy_cgroup_ns(unsigned long flags,
                 return ERR_PTR(-EPERM);
 
         mutex_lock(&cgroup_mutex);
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
 
         cset = task_css_set(current);
         get_css_set(cset);
 
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         mutex_unlock(&cgroup_mutex);
 
         new_ns = alloc_cgroup_ns();
@@ -6435,7 +6439,7 @@ static int current_css_set_cg_links_read(struct seq_file *seq, void *v)
         if (!name_buf)
                 return -ENOMEM;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         rcu_read_lock();
         cset = rcu_dereference(current->cgroups);
         list_for_each_entry(link, &cset->cgrp_links, cgrp_link) {
@@ -6446,7 +6450,7 @@ static int current_css_set_cg_links_read(struct seq_file *seq, void *v)
                            c->root->hierarchy_id, name_buf);
         }
         rcu_read_unlock();
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         kfree(name_buf);
         return 0;
 }
@@ -6457,7 +6461,7 @@ static int cgroup_css_links_read(struct seq_file *seq, void *v)
         struct cgroup_subsys_state *css = seq_css(seq);
         struct cgrp_cset_link *link;
 
-        spin_lock_bh(&css_set_lock);
+        spin_lock_irq(&css_set_lock);
         list_for_each_entry(link, &css->cgroup->cset_links, cset_link) {
                 struct css_set *cset = link->cset;
                 struct task_struct *task;
@@ -6480,7 +6484,7 @@ static int cgroup_css_links_read(struct seq_file *seq, void *v)
         overflow:
                 seq_puts(seq, "  ...\n");
         }
-        spin_unlock_bh(&css_set_lock);
+        spin_unlock_irq(&css_set_lock);
         return 0;
 }
 
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 9c51ec3f0f44..85cd41878a74 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -7529,7 +7529,7 @@ static void perf_event_free_bpf_prog(struct perf_event *event)
         prog = event->tp_event->prog;
         if (prog) {
                 event->tp_event->prog = NULL;
-                bpf_prog_put(prog);
+                bpf_prog_put_rcu(prog);
         }
 }
 
diff --git a/kernel/fork.c b/kernel/fork.c
index 5c2c355aa97f..4a7ec0c6c88c 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -148,18 +148,18 @@ static inline void free_task_struct(struct task_struct *tsk)
 }
 #endif
 
-void __weak arch_release_thread_info(struct thread_info *ti)
+void __weak arch_release_thread_stack(unsigned long *stack)
 {
 }
 
-#ifndef CONFIG_ARCH_THREAD_INFO_ALLOCATOR
+#ifndef CONFIG_ARCH_THREAD_STACK_ALLOCATOR
 
 /*
  * Allocate pages if THREAD_SIZE is >= PAGE_SIZE, otherwise use a
  * kmemcache based allocator.
  */
 # if THREAD_SIZE >= PAGE_SIZE
-static struct thread_info *alloc_thread_info_node(struct task_struct *tsk,
+static unsigned long *alloc_thread_stack_node(struct task_struct *tsk,
                                                   int node)
 {
         struct page *page = alloc_kmem_pages_node(node, THREADINFO_GFP,
@@ -172,33 +172,33 @@ static struct thread_info *alloc_thread_info_node(struct task_struct *tsk,
         return page ? page_address(page) : NULL;
 }
 
-static inline void free_thread_info(struct thread_info *ti)
+static inline void free_thread_stack(unsigned long *stack)
 {
-        struct page *page = virt_to_page(ti);
+        struct page *page = virt_to_page(stack);
 
         memcg_kmem_update_page_stat(page, MEMCG_KERNEL_STACK,
                                     -(1 << THREAD_SIZE_ORDER));
         __free_kmem_pages(page, THREAD_SIZE_ORDER);
 }
 # else
-static struct kmem_cache *thread_info_cache;
+static struct kmem_cache *thread_stack_cache;
 
-static struct thread_info *alloc_thread_info_node(struct task_struct *tsk,
+static unsigned long *alloc_thread_stack_node(struct task_struct *tsk,
                                                   int node)
 {
-        return kmem_cache_alloc_node(thread_info_cache, THREADINFO_GFP, node);
+        return kmem_cache_alloc_node(thread_stack_cache, THREADINFO_GFP, node);
 }
 
-static void free_thread_info(struct thread_info *ti)
+static void free_thread_stack(unsigned long *stack)
 {
-        kmem_cache_free(thread_info_cache, ti);
+        kmem_cache_free(thread_stack_cache, stack);
 }
 
-void thread_info_cache_init(void)
+void thread_stack_cache_init(void)
 {
-        thread_info_cache = kmem_cache_create("thread_info", THREAD_SIZE,
+        thread_stack_cache = kmem_cache_create("thread_stack", THREAD_SIZE,
                                               THREAD_SIZE, 0, NULL);
-        BUG_ON(thread_info_cache == NULL);
+        BUG_ON(thread_stack_cache == NULL);
 }
 # endif
 #endif
@@ -221,9 +221,9 @@ struct kmem_cache *vm_area_cachep;
 /* SLAB cache for mm_struct structures (tsk->mm) */
 static struct kmem_cache *mm_cachep;
 
-static void account_kernel_stack(struct thread_info *ti, int account)
+static void account_kernel_stack(unsigned long *stack, int account)
 {
-        struct zone *zone = page_zone(virt_to_page(ti));
+        struct zone *zone = page_zone(virt_to_page(stack));
 
         mod_zone_page_state(zone, NR_KERNEL_STACK, account);
 }
@@ -231,8 +231,8 @@ static void account_kernel_stack(struct thread_info *ti, int account)
 void free_task(struct task_struct *tsk)
 {
         account_kernel_stack(tsk->stack, -1);
-        arch_release_thread_info(tsk->stack);
-        free_thread_info(tsk->stack);
+        arch_release_thread_stack(tsk->stack);
+        free_thread_stack(tsk->stack);
         rt_mutex_debug_task_free(tsk);
         ftrace_graph_exit_task(tsk);
         put_seccomp_filter(tsk);
@@ -343,7 +343,7 @@ void set_task_stack_end_magic(struct task_struct *tsk)
 static struct task_struct *dup_task_struct(struct task_struct *orig, int node)
 {
         struct task_struct *tsk;
-        struct thread_info *ti;
+        unsigned long *stack;
         int err;
 
         if (node == NUMA_NO_NODE)
@@ -352,15 +352,15 @@ static struct task_struct *dup_task_struct(struct task_struct *orig, int node)
         if (!tsk)
                 return NULL;
 
-        ti = alloc_thread_info_node(tsk, node);
-        if (!ti)
+        stack = alloc_thread_stack_node(tsk, node);
+        if (!stack)
                 goto free_tsk;
 
         err = arch_dup_task_struct(tsk, orig);
         if (err)
-                goto free_ti;
+                goto free_stack;
 
-        tsk->stack = ti;
+        tsk->stack = stack;
 #ifdef CONFIG_SECCOMP
         /*
          * We must handle setting up seccomp filters once we're under
@@ -392,14 +392,14 @@ static struct task_struct *dup_task_struct(struct task_struct *orig, int node)
         tsk->task_frag.page = NULL;
         tsk->wake_q.next = NULL;
 
-        account_kernel_stack(ti, 1);
+        account_kernel_stack(stack, 1);
 
         kcov_task_init(tsk);
 
         return tsk;
 
-free_ti:
-        free_thread_info(ti);
+free_stack:
+        free_thread_stack(stack);
 free_tsk:
         free_task_struct(tsk);
         return NULL;
diff --git a/kernel/jump_label.c b/kernel/jump_label.c
index 05254eeb4b4e..4b353e0be121 100644
--- a/kernel/jump_label.c
+++ b/kernel/jump_label.c
@@ -58,13 +58,36 @@ static void jump_label_update(struct static_key *key);
 
 void static_key_slow_inc(struct static_key *key)
 {
+        int v, v1;
+
         STATIC_KEY_CHECK_USE();
-        if (atomic_inc_not_zero(&key->enabled))
-                return;
+
+        /*
+         * Careful if we get concurrent static_key_slow_inc() calls;
+         * later calls must wait for the first one to _finish_ the
+         * jump_label_update() process.  At the same time, however,
+         * the jump_label_update() call below wants to see
+         * static_key_enabled(&key) for jumps to be updated properly.
+         *
+         * So give a special meaning to negative key->enabled: it sends
+         * static_key_slow_inc() down the slow path, and it is non-zero
+         * so it counts as "enabled" in jump_label_update().  Note that
+         * atomic_inc_unless_negative() checks >= 0, so roll our own.
+         */
+        for (v = atomic_read(&key->enabled); v > 0; v = v1) {
+                v1 = atomic_cmpxchg(&key->enabled, v, v + 1);
+                if (likely(v1 == v))
+                        return;
+        }
 
         jump_label_lock();
-        if (atomic_inc_return(&key->enabled) == 1)
+        if (atomic_read(&key->enabled) == 0) {
+                atomic_set(&key->enabled, -1);
                 jump_label_update(key);
+                atomic_set(&key->enabled, 1);
+        } else {
+                atomic_inc(&key->enabled);
+        }
         jump_label_unlock();
 }
 EXPORT_SYMBOL_GPL(static_key_slow_inc);
@@ -72,6 +95,13 @@ EXPORT_SYMBOL_GPL(static_key_slow_inc);
 static void __static_key_slow_dec(struct static_key *key,
                 unsigned long rate_limit, struct delayed_work *work)
 {
+        /*
+         * The negative count check is valid even when a negative
+         * key->enabled is in use by static_key_slow_inc(); a
+         * __static_key_slow_dec() before the first static_key_slow_inc()
+         * returns is unbalanced, because all other static_key_slow_inc()
+         * instances block while the update is in progress.
+         */
         if (!atomic_dec_and_mutex_lock(&key->enabled, &jump_label_mutex)) {
                 WARN(atomic_read(&key->enabled) < 0,
                      "jump label: negative count!\n");
diff --git a/kernel/locking/mutex-debug.c b/kernel/locking/mutex-debug.c
index 3ef3736002d8..9c951fade415 100644
--- a/kernel/locking/mutex-debug.c
+++ b/kernel/locking/mutex-debug.c
@@ -49,21 +49,21 @@ void debug_mutex_free_waiter(struct mutex_waiter *waiter)
 }
 
 void debug_mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter,
-                            struct thread_info *ti)
+                            struct task_struct *task)
 {
         SMP_DEBUG_LOCKS_WARN_ON(!spin_is_locked(&lock->wait_lock));
 
         /* Mark the current thread as blocked on the lock: */
-        ti->task->blocked_on = waiter;
+        task->blocked_on = waiter;
 }
 
 void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
-                         struct thread_info *ti)
+                         struct task_struct *task)
 {
         DEBUG_LOCKS_WARN_ON(list_empty(&waiter->list));
-        DEBUG_LOCKS_WARN_ON(waiter->task != ti->task);
-        DEBUG_LOCKS_WARN_ON(ti->task->blocked_on != waiter);
-        ti->task->blocked_on = NULL;
+        DEBUG_LOCKS_WARN_ON(waiter->task != task);
+        DEBUG_LOCKS_WARN_ON(task->blocked_on != waiter);
+        task->blocked_on = NULL;
 
         list_del_init(&waiter->list);
         waiter->task = NULL;
diff --git a/kernel/locking/mutex-debug.h b/kernel/locking/mutex-debug.h
index 0799fd3e4cfa..d06ae3bb46c5 100644
--- a/kernel/locking/mutex-debug.h
+++ b/kernel/locking/mutex-debug.h
@@ -20,9 +20,9 @@ extern void debug_mutex_wake_waiter(struct mutex *lock,
 extern void debug_mutex_free_waiter(struct mutex_waiter *waiter);
 extern void debug_mutex_add_waiter(struct mutex *lock,
                                    struct mutex_waiter *waiter,
-                                   struct thread_info *ti);
+                                   struct task_struct *task);
 extern void mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter,
-                                struct thread_info *ti);
+                                struct task_struct *task);
 extern void debug_mutex_unlock(struct mutex *lock);
 extern void debug_mutex_init(struct mutex *lock, const char *name,
                              struct lock_class_key *key);
diff --git a/kernel/locking/mutex.c b/kernel/locking/mutex.c
index 79d2d765a75f..a70b90db3909 100644
--- a/kernel/locking/mutex.c
+++ b/kernel/locking/mutex.c
@@ -537,7 +537,7 @@ __mutex_lock_common(struct mutex *lock, long state, unsigned int subclass,
                 goto skip_wait;
 
         debug_mutex_lock_common(lock, &waiter);
-        debug_mutex_add_waiter(lock, &waiter, task_thread_info(task));
+        debug_mutex_add_waiter(lock, &waiter, task);
 
         /* add waiting tasks to the end of the waitqueue (FIFO): */
         list_add_tail(&waiter.list, &lock->wait_list);
@@ -584,7 +584,7 @@ __mutex_lock_common(struct mutex *lock, long state, unsigned int subclass,
         }
         __set_task_state(task, TASK_RUNNING);
 
-        mutex_remove_waiter(lock, &waiter, current_thread_info());
+        mutex_remove_waiter(lock, &waiter, task);
         /* set it to 0 if there are no waiters left: */
         if (likely(list_empty(&lock->wait_list)))
                 atomic_set(&lock->count, 0);
@@ -605,7 +605,7 @@ skip_wait:
         return 0;
 
 err:
-        mutex_remove_waiter(lock, &waiter, task_thread_info(task));
+        mutex_remove_waiter(lock, &waiter, task);
         spin_unlock_mutex(&lock->wait_lock, flags);
         debug_mutex_free_waiter(&waiter);
         mutex_release(&lock->dep_map, 1, ip);
diff --git a/kernel/locking/mutex.h b/kernel/locking/mutex.h
index 5cda397607f2..a68bae5e852a 100644
--- a/kernel/locking/mutex.h
+++ b/kernel/locking/mutex.h
@@ -13,7 +13,7 @@
                 do { spin_lock(lock); (void)(flags); } while (0)
 #define spin_unlock_mutex(lock, flags) \
                 do { spin_unlock(lock); (void)(flags); } while (0)
-#define mutex_remove_waiter(lock, waiter, ti) \
+#define mutex_remove_waiter(lock, waiter, task) \
                 __list_del((waiter)->list.prev, (waiter)->list.next)
 
 #ifdef CONFIG_MUTEX_SPIN_ON_OWNER
diff --git a/kernel/power/process.c b/kernel/power/process.c
index df058bed53ce..0c2ee9761d57 100644
--- a/kernel/power/process.c
+++ b/kernel/power/process.c
@@ -146,6 +146,18 @@ int freeze_processes(void)
         if (!error && !oom_killer_disable())
                 error = -EBUSY;
 
+        /*
+         * There is a hard to fix race between oom_reaper kernel thread
+         * and oom_killer_disable. oom_reaper calls exit_oom_victim
+         * before the victim reaches exit_mm so try to freeze all the tasks
+         * again and catch such a left over task.
+         */
+        if (!error) {
+                pr_info("Double checking all user space processes after OOM killer disable... ");
+                error = try_to_freeze_tasks(true);
+                pr_cont("\n");
+        }
+
         if (error)
                 thaw_processes();
         return error;
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 017d5394f5dc..51d7105f529a 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1536,7 +1536,9 @@ static int select_fallback_rq(int cpu, struct task_struct *p)
         for (;;) {
                 /* Any allowed, online CPU? */
                 for_each_cpu(dest_cpu, tsk_cpus_allowed(p)) {
-                        if (!cpu_active(dest_cpu))
+                        if (!(p->flags & PF_KTHREAD) && !cpu_active(dest_cpu))
+                                continue;
+                        if (!cpu_online(dest_cpu))
                                 continue;
                         goto out;
                 }
@@ -2535,10 +2537,9 @@ void wake_up_new_task(struct task_struct *p)
          */
         set_task_cpu(p, select_task_rq(p, task_cpu(p), SD_BALANCE_FORK, 0));
 #endif
-        /* Post initialize new task's util average when its cfs_rq is set */
+        rq = __task_rq_lock(p, &rf);
         post_init_entity_util_avg(&p->se);
 
-        rq = __task_rq_lock(p, &rf);
         activate_task(rq, p, 0);
         p->on_rq = TASK_ON_RQ_QUEUED;
         trace_sched_wakeup_new(p);
@@ -5148,14 +5149,16 @@ void show_state_filter(unsigned long state_filter)
                 /*
                  * reset the NMI-timeout, listing all files on a slow
                  * console might take a lot of time:
+                 * Also, reset softlockup watchdogs on all CPUs, because
+                 * another CPU might be blocked waiting for us to process
+                 * an IPI.
                  */
                 touch_nmi_watchdog();
+                touch_all_softlockup_watchdogs();
                 if (!state_filter || (p->state & state_filter))
                         sched_show_task(p);
         }
 
-        touch_all_softlockup_watchdogs();
-
 #ifdef CONFIG_SCHED_DEBUG
         if (!state_filter)
                 sysrq_sched_debug_show();
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 218f8e83db73..bdcbeea90c95 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -2904,6 +2904,23 @@ static inline void cfs_rq_util_change(struct cfs_rq *cfs_rq)
         }
 }
 
+/*
+ * Unsigned subtract and clamp on underflow.
+ *
+ * Explicitly do a load-store to ensure the intermediate value never hits
+ * memory. This allows lockless observations without ever seeing the negative
+ * values.
+ */
+#define sub_positive(_ptr, _val) do {                           \
+        typeof(_ptr) ptr = (_ptr);                              \
+        typeof(*ptr) val = (_val);                              \
+        typeof(*ptr) res, var = READ_ONCE(*ptr);                \
+        res = var - val;                                        \
+        if (res > var)                                          \
+                res = 0;                                        \
+        WRITE_ONCE(*ptr, res);                                  \
+} while (0)
+
 /* Group cfs_rq's load_avg is used for task_h_load and update_cfs_share */
 static inline int
 update_cfs_rq_load_avg(u64 now, struct cfs_rq *cfs_rq, bool update_freq)
@@ -2913,15 +2930,15 @@ update_cfs_rq_load_avg(u64 now, struct cfs_rq *cfs_rq, bool update_freq)
 
         if (atomic_long_read(&cfs_rq->removed_load_avg)) {
                 s64 r = atomic_long_xchg(&cfs_rq->removed_load_avg, 0);
-                sa->load_avg = max_t(long, sa->load_avg - r, 0);
-                sa->load_sum = max_t(s64, sa->load_sum - r * LOAD_AVG_MAX, 0);
+                sub_positive(&sa->load_avg, r);
+                sub_positive(&sa->load_sum, r * LOAD_AVG_MAX);
                 removed_load = 1;
         }
 
         if (atomic_long_read(&cfs_rq->removed_util_avg)) {
                 long r = atomic_long_xchg(&cfs_rq->removed_util_avg, 0);
-                sa->util_avg = max_t(long, sa->util_avg - r, 0);
-                sa->util_sum = max_t(s32, sa->util_sum - r * LOAD_AVG_MAX, 0);
+                sub_positive(&sa->util_avg, r);
+                sub_positive(&sa->util_sum, r * LOAD_AVG_MAX);
                 removed_util = 1;
         }
 
@@ -2994,10 +3011,10 @@ static void detach_entity_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *s
                           &se->avg, se->on_rq * scale_load_down(se->load.weight),
                           cfs_rq->curr == se, NULL);
 
-        cfs_rq->avg.load_avg = max_t(long, cfs_rq->avg.load_avg - se->avg.load_avg, 0);
-        cfs_rq->avg.load_sum = max_t(s64,  cfs_rq->avg.load_sum - se->avg.load_sum, 0);
-        cfs_rq->avg.util_avg = max_t(long, cfs_rq->avg.util_avg - se->avg.util_avg, 0);
-        cfs_rq->avg.util_sum = max_t(s32,  cfs_rq->avg.util_sum - se->avg.util_sum, 0);
+        sub_positive(&cfs_rq->avg.load_avg, se->avg.load_avg);
+        sub_positive(&cfs_rq->avg.load_sum, se->avg.load_sum);
+        sub_positive(&cfs_rq->avg.util_avg, se->avg.util_avg);
+        sub_positive(&cfs_rq->avg.util_sum, se->avg.util_sum);
 
         cfs_rq_util_change(cfs_rq);
 }
@@ -3246,7 +3263,7 @@ static inline void check_schedstat_required(void)
                         trace_sched_stat_iowait_enabled()  ||
                         trace_sched_stat_blocked_enabled() ||
                         trace_sched_stat_runtime_enabled())  {
-                pr_warn_once("Scheduler tracepoints stat_sleep, stat_iowait, "
+                printk_deferred_once("Scheduler tracepoints stat_sleep, stat_iowait, "
                              "stat_blocked and stat_runtime require the "
                              "kernel parameter schedstats=enabled or "
                              "kernel.sched_schedstats=1\n");
@@ -4185,6 +4202,26 @@ static void check_enqueue_throttle(struct cfs_rq *cfs_rq)
         if (!cfs_bandwidth_used())
                 return;
 
+        /* Synchronize hierarchical throttle counter: */
+        if (unlikely(!cfs_rq->throttle_uptodate)) {
+                struct rq *rq = rq_of(cfs_rq);
+                struct cfs_rq *pcfs_rq;
+                struct task_group *tg;
+
+                cfs_rq->throttle_uptodate = 1;
+
+                /* Get closest up-to-date node, because leaves go first: */
+                for (tg = cfs_rq->tg->parent; tg; tg = tg->parent) {
+                        pcfs_rq = tg->cfs_rq[cpu_of(rq)];
+                        if (pcfs_rq->throttle_uptodate)
+                                break;
+                }
+                if (tg) {
+                        cfs_rq->throttle_count = pcfs_rq->throttle_count;
+                        cfs_rq->throttled_clock_task = rq_clock_task(rq);
+                }
+        }
+
         /* an active group must be handled by the update_curr()->put() path */
         if (!cfs_rq->runtime_enabled || cfs_rq->curr)
                 return;
@@ -4500,15 +4537,14 @@ static void dequeue_task_fair(struct rq *rq, struct task_struct *p, int flags)
 
                 /* Don't dequeue parent if it has other entities besides us */
                 if (cfs_rq->load.weight) {
+                        /* Avoid re-evaluating load for this entity: */
+                        se = parent_entity(se);
                         /*
                          * Bias pick_next to pick a task from this cfs_rq, as
                          * p is sleeping when it is within its sched_slice.
                          */
-                        if (task_sleep && parent_entity(se))
-                                set_next_buddy(parent_entity(se));
-
-                        /* avoid re-evaluating load for this entity */
-                        se = parent_entity(se);
+                        if (task_sleep && se && !throttled_hierarchy(cfs_rq))
+                                set_next_buddy(se);
                         break;
                 }
                 flags |= DEQUEUE_SLEEP;
@@ -8496,8 +8532,9 @@ void free_fair_sched_group(struct task_group *tg)
 
 int alloc_fair_sched_group(struct task_group *tg, struct task_group *parent)
 {
-        struct cfs_rq *cfs_rq;
         struct sched_entity *se;
+        struct cfs_rq *cfs_rq;
+        struct rq *rq;
         int i;
 
         tg->cfs_rq = kzalloc(sizeof(cfs_rq) * nr_cpu_ids, GFP_KERNEL);
@@ -8512,6 +8549,8 @@ int alloc_fair_sched_group(struct task_group *tg, struct task_group *parent)
         init_cfs_bandwidth(tg_cfs_bandwidth(tg));
 
         for_each_possible_cpu(i) {
+                rq = cpu_rq(i);
+
                 cfs_rq = kzalloc_node(sizeof(struct cfs_rq),
                                       GFP_KERNEL, cpu_to_node(i));
                 if (!cfs_rq)
@@ -8525,7 +8564,10 @@ int alloc_fair_sched_group(struct task_group *tg, struct task_group *parent)
                 init_cfs_rq(cfs_rq);
                 init_tg_cfs_entry(tg, cfs_rq, se, i, parent->se[i]);
                 init_entity_runnable_average(se);
+
+                raw_spin_lock_irq(&rq->lock);
                 post_init_entity_util_avg(se);
+                raw_spin_unlock_irq(&rq->lock);
         }
 
         return 1;
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 72f1f3087b04..7cbeb92a1cb9 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -437,7 +437,7 @@ struct cfs_rq {
 
         u64 throttled_clock, throttled_clock_task;
         u64 throttled_clock_task_time;
-        int throttled, throttle_count;
+        int throttled, throttle_count, throttle_uptodate;
         struct list_head throttled_list;
 #endif /* CONFIG_CFS_BANDWIDTH */
 #endif /* CONFIG_FAIR_GROUP_SCHED */
diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c
index 720b7bb01d43..26f603da7e26 100644
--- a/kernel/trace/bpf_trace.c
+++ b/kernel/trace/bpf_trace.c
@@ -209,6 +209,10 @@ static u64 bpf_perf_event_read(u64 r1, u64 index, u64 r3, u64 r4, u64 r5)
             event->pmu->count)
                 return -EINVAL;
 
+        if (unlikely(event->attr.type != PERF_TYPE_HARDWARE &&
+                     event->attr.type != PERF_TYPE_RAW))
+                return -EINVAL;
+
         /*
          * we don't know if the function is run successfully by the
          * return value. It can be judged in other places, such as
@@ -349,7 +353,8 @@ static const struct bpf_func_proto *kprobe_prog_func_proto(enum bpf_func_id func
 }
 
 /* bpf+kprobe programs can access fields of 'struct pt_regs' */
-static bool kprobe_prog_is_valid_access(int off, int size, enum bpf_access_type type)
+static bool kprobe_prog_is_valid_access(int off, int size, enum bpf_access_type type,
+                                        enum bpf_reg_type *reg_type)
 {
         /* check bounds */
         if (off < 0 || off >= sizeof(struct pt_regs))
@@ -427,7 +432,8 @@ static const struct bpf_func_proto *tp_prog_func_proto(enum bpf_func_id func_id)
         }
 }
 
-static bool tp_prog_is_valid_access(int off, int size, enum bpf_access_type type)
+static bool tp_prog_is_valid_access(int off, int size, enum bpf_access_type type,
+                                    enum bpf_reg_type *reg_type)
 {
         if (off < sizeof(void *) || off >= PERF_MAX_TRACE_SIZE)
                 return false;
diff --git a/kernel/trace/trace_printk.c b/kernel/trace/trace_printk.c
index f96f0383f6c6..ad1d6164e946 100644
--- a/kernel/trace/trace_printk.c
+++ b/kernel/trace/trace_printk.c
@@ -36,6 +36,10 @@ struct trace_bprintk_fmt {
 static inline struct trace_bprintk_fmt *lookup_format(const char *fmt)
 {
         struct trace_bprintk_fmt *pos;
+
+        if (!fmt)
+                return ERR_PTR(-EINVAL);
+
         list_for_each_entry(pos, &trace_bprintk_fmt_list, list) {
                 if (!strcmp(pos->fmt, fmt))
                         return pos;
@@ -57,7 +61,8 @@ void hold_module_trace_bprintk_format(const char **start, const char **end)
         for (iter = start; iter < end; iter++) {
                 struct trace_bprintk_fmt *tb_fmt = lookup_format(*iter);
                 if (tb_fmt) {
-                        *iter = tb_fmt->fmt;
+                        if (!IS_ERR(tb_fmt))
+                                *iter = tb_fmt->fmt;
                         continue;
                 }
 
diff --git a/mm/compaction.c b/mm/compaction.c
index 1427366ad673..79bfe0e06907 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -441,25 +441,23 @@ static unsigned long isolate_freepages_block(struct compact_control *cc,
 
                 /* Found a free page, break it into order-0 pages */
                 isolated = split_free_page(page);
+                if (!isolated)
+                        break;
+
                 total_isolated += isolated;
+                cc->nr_freepages += isolated;
                 for (i = 0; i < isolated; i++) {
                         list_add(&page->lru, freelist);
                         page++;
                 }
-
-                /* If a page was split, advance to the end of it */
-                if (isolated) {
-                        cc->nr_freepages += isolated;
-                        if (!strict &&
-                                cc->nr_migratepages <= cc->nr_freepages) {
-                                blockpfn += isolated;
-                                break;
-                        }
-
-                        blockpfn += isolated - 1;
-                        cursor += isolated - 1;
-                        continue;
+                if (!strict && cc->nr_migratepages <= cc->nr_freepages) {
+                        blockpfn += isolated;
+                        break;
                 }
+                /* Advance to the end of split page */
+                blockpfn += isolated - 1;
+                cursor += isolated - 1;
+                continue;
 
 isolate_fail:
                 if (strict)
@@ -469,6 +467,9 @@ isolate_fail:
 
         }
 
+        if (locked)
+                spin_unlock_irqrestore(&cc->zone->lock, flags);
+
         /*
          * There is a tiny chance that we have read bogus compound_order(),
          * so be careful to not go outside of the pageblock.
@@ -490,9 +491,6 @@ isolate_fail:
         if (strict && blockpfn < end_pfn)
                 total_isolated = 0;
 
-        if (locked)
-                spin_unlock_irqrestore(&cc->zone->lock, flags);
-
         /* Update the pageblock-skip if the whole pageblock was scanned */
         if (blockpfn == end_pfn)
                 update_pageblock_skip(cc, valid_page, total_isolated, false);
@@ -1011,6 +1009,7 @@ static void isolate_freepages(struct compact_control *cc)
                                 block_end_pfn = block_start_pfn,
                                 block_start_pfn -= pageblock_nr_pages,
                                 isolate_start_pfn = block_start_pfn) {
+                unsigned long isolated;
 
                 /*
                  * This can iterate a massively long zone without finding any
@@ -1035,8 +1034,12 @@ static void isolate_freepages(struct compact_control *cc)
                         continue;
 
                 /* Found a block suitable for isolating free pages from. */
-                isolate_freepages_block(cc, &isolate_start_pfn,
-                                        block_end_pfn, freelist, false);
+                isolated = isolate_freepages_block(cc, &isolate_start_pfn,
+                                                block_end_pfn, freelist, false);
+                /* If isolation failed early, do not continue needlessly */
+                if (!isolated && isolate_start_pfn < block_end_pfn &&
+                    cc->nr_migratepages > cc->nr_freepages)
+                        break;
 
                 /*
                  * If we isolated enough freepages, or aborted due to async
diff --git a/mm/filemap.c b/mm/filemap.c
index 00ae878b2a38..20f3b1f33f0e 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2186,7 +2186,7 @@ repeat:
                 if (file->f_ra.mmap_miss > 0)
                         file->f_ra.mmap_miss--;
                 addr = address + (page->index - vmf->pgoff) * PAGE_SIZE;
-                do_set_pte(vma, addr, page, pte, false, false, true);
+                do_set_pte(vma, addr, page, pte, false, false);
                 unlock_page(page);
                 goto next;
 unlock:
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 388c2bb9b55c..c1f3c0be150a 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1030,6 +1030,7 @@ static void destroy_compound_gigantic_page(struct page *page,
         int nr_pages = 1 << order;
         struct page *p = page + 1;
 
+        atomic_set(compound_mapcount_ptr(page), 0);
         for (i = 1; i < nr_pages; i++, p = mem_map_next(p, page, i)) {
                 clear_compound_head(p);
                 set_page_refcounted(p);
@@ -4228,7 +4229,6 @@ pte_t *huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud)
                 if (saddr) {
                         spte = huge_pte_offset(svma->vm_mm, saddr);
                         if (spte) {
-                                mm_inc_nr_pmds(mm);
                                 get_page(virt_to_page(spte));
                                 break;
                         }
@@ -4243,9 +4243,9 @@ pte_t *huge_pmd_share(struct mm_struct *mm, unsigned long addr, pud_t *pud)
         if (pud_none(*pud)) {
                 pud_populate(mm, pud,
                                 (pmd_t *)((unsigned long)spte & PAGE_MASK));
+                mm_inc_nr_pmds(mm);
         } else {
                 put_page(virt_to_page(spte));
-                mm_inc_nr_pmds(mm);
         }
         spin_unlock(ptl);
 out:
diff --git a/mm/internal.h b/mm/internal.h
index a37e5b6f9d25..2524ec880e24 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -24,7 +24,8 @@
  */
 #define GFP_RECLAIM_MASK (__GFP_RECLAIM|__GFP_HIGH|__GFP_IO|__GFP_FS|\
                         __GFP_NOWARN|__GFP_REPEAT|__GFP_NOFAIL|\
-                        __GFP_NORETRY|__GFP_MEMALLOC|__GFP_NOMEMALLOC)
+                        __GFP_NORETRY|__GFP_MEMALLOC|__GFP_NOMEMALLOC|\
+                        __GFP_ATOMIC)
 
 /* The GFP flags allowed during early boot */
 #define GFP_BOOT_MASK (__GFP_BITS_MASK & ~(__GFP_RECLAIM|__GFP_IO|__GFP_FS))
diff --git a/mm/kasan/kasan.c b/mm/kasan/kasan.c
index 28439acda6ec..6845f9294696 100644
--- a/mm/kasan/kasan.c
+++ b/mm/kasan/kasan.c
@@ -508,7 +508,7 @@ void kasan_slab_alloc(struct kmem_cache *cache, void *object, gfp_t flags)
         kasan_kmalloc(cache, object, cache->object_size, flags);
 }
 
-void kasan_poison_slab_free(struct kmem_cache *cache, void *object)
+static void kasan_poison_slab_free(struct kmem_cache *cache, void *object)
 {
         unsigned long size = cache->object_size;
         unsigned long rounded_up_size = round_up(size, KASAN_SHADOW_SCALE_SIZE);
@@ -626,7 +626,7 @@ void kasan_krealloc(const void *object, size_t size, gfp_t flags)
                 kasan_kmalloc(page->slab_cache, object, size, flags);
 }
 
-void kasan_kfree(void *ptr)
+void kasan_poison_kfree(void *ptr)
 {
         struct page *page;
 
@@ -636,7 +636,7 @@ void kasan_kfree(void *ptr)
                 kasan_poison_shadow(ptr, PAGE_SIZE << compound_order(page),
                                 KASAN_FREE_PAGE);
         else
-                kasan_slab_free(page->slab_cache, ptr);
+                kasan_poison_slab_free(page->slab_cache, ptr);
 }
 
 void kasan_kfree_large(const void *ptr)
diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index e6429926e957..04320d3adbef 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -307,8 +307,10 @@ static void hex_dump_object(struct seq_file *seq,
         len = min_t(size_t, object->size, HEX_MAX_LINES * HEX_ROW_SIZE);
 
         seq_printf(seq, "  hex dump (first %zu bytes):\n", len);
+        kasan_disable_current();
         seq_hex_dump(seq, "    ", DUMP_PREFIX_NONE, HEX_ROW_SIZE,
                      HEX_GROUP_SIZE, ptr, len, HEX_ASCII);
+        kasan_enable_current();
 }
 
 /*
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 75e74408cc8f..ac8664db3823 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -4203,7 +4203,7 @@ mem_cgroup_css_alloc(struct cgroup_subsys_state *parent_css)
         return &memcg->css;
 fail:
         mem_cgroup_free(memcg);
-        return NULL;
+        return ERR_PTR(-ENOMEM);
 }
 
 static int
@@ -5544,6 +5544,7 @@ void mem_cgroup_migrate(struct page *oldpage, struct page *newpage)
         struct mem_cgroup *memcg;
         unsigned int nr_pages;
         bool compound;
+        unsigned long flags;
 
         VM_BUG_ON_PAGE(!PageLocked(oldpage), oldpage);
         VM_BUG_ON_PAGE(!PageLocked(newpage), newpage);
@@ -5574,10 +5575,10 @@ void mem_cgroup_migrate(struct page *oldpage, struct page *newpage)
 
         commit_charge(newpage, memcg, false);
 
-        local_irq_disable();
+        local_irq_save(flags);
         mem_cgroup_charge_statistics(memcg, newpage, compound, nr_pages);
         memcg_check_events(memcg, newpage);
-        local_irq_enable();
+        local_irq_restore(flags);
 }
 
 DEFINE_STATIC_KEY_FALSE(memcg_sockets_enabled_key);
diff --git a/mm/memory.c b/mm/memory.c
index 15322b73636b..cd1f29e4897e 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2877,7 +2877,7 @@ static int __do_fault(struct vm_area_struct *vma, unsigned long address,
  * vm_ops->map_pages.
  */
 void do_set_pte(struct vm_area_struct *vma, unsigned long address,
-                struct page *page, pte_t *pte, bool write, bool anon, bool old)
+                struct page *page, pte_t *pte, bool write, bool anon)
 {
         pte_t entry;
 
@@ -2885,8 +2885,6 @@ void do_set_pte(struct vm_area_struct *vma, unsigned long address,
         entry = mk_pte(page, vma->vm_page_prot);
         if (write)
                 entry = maybe_mkwrite(pte_mkdirty(entry), vma);
-        if (old)
-                entry = pte_mkold(entry);
         if (anon) {
                 inc_mm_counter_fast(vma->vm_mm, MM_ANONPAGES);
                 page_add_new_anon_rmap(page, vma, address, false);
@@ -2900,16 +2898,8 @@ void do_set_pte(struct vm_area_struct *vma, unsigned long address,
         update_mmu_cache(vma, address, pte);
 }
 
-/*
- * If architecture emulates "accessed" or "young" bit without HW support,
- * there is no much gain with fault_around.
- */
 static unsigned long fault_around_bytes __read_mostly =
-#ifndef __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS
-        PAGE_SIZE;
-#else
         rounddown_pow_of_two(65536);
-#endif
 
 #ifdef CONFIG_DEBUG_FS
 static int fault_around_bytes_get(void *data, u64 *val)
@@ -3032,20 +3022,9 @@ static int do_read_fault(struct mm_struct *mm, struct vm_area_struct *vma,
          */
         if (vma->vm_ops->map_pages && fault_around_bytes >> PAGE_SHIFT > 1) {
                 pte = pte_offset_map_lock(mm, pmd, address, &ptl);
-                if (!pte_same(*pte, orig_pte))
-                        goto unlock_out;
                 do_fault_around(vma, address, pte, pgoff, flags);
-                /* Check if the fault is handled by faultaround */
-                if (!pte_same(*pte, orig_pte)) {
-                        /*
-                         * Faultaround produce old pte, but the pte we've
-                         * handler fault for should be young.
-                         */
-                        pte_t entry = pte_mkyoung(*pte);
-                        if (ptep_set_access_flags(vma, address, pte, entry, 0))
-                                update_mmu_cache(vma, address, pte);
+                if (!pte_same(*pte, orig_pte))
                         goto unlock_out;
-                }
                 pte_unmap_unlock(pte, ptl);
         }
 
@@ -3060,7 +3039,7 @@ static int do_read_fault(struct mm_struct *mm, struct vm_area_struct *vma,
                 put_page(fault_page);
                 return ret;
         }
-        do_set_pte(vma, address, fault_page, pte, false, false, false);
+        do_set_pte(vma, address, fault_page, pte, false, false);
         unlock_page(fault_page);
 unlock_out:
         pte_unmap_unlock(pte, ptl);
@@ -3111,7 +3090,7 @@ static int do_cow_fault(struct mm_struct *mm, struct vm_area_struct *vma,
                 }
                 goto uncharge_out;
         }
-        do_set_pte(vma, address, new_page, pte, true, true, false);
+        do_set_pte(vma, address, new_page, pte, true, true);
         mem_cgroup_commit_charge(new_page, memcg, false, false);
         lru_cache_add_active_or_unevictable(new_page, vma);
         pte_unmap_unlock(pte, ptl);
@@ -3164,7 +3143,7 @@ static int do_shared_fault(struct mm_struct *mm, struct vm_area_struct *vma,
                 put_page(fault_page);
                 return ret;
         }
-        do_set_pte(vma, address, fault_page, pte, true, false, false);
+        do_set_pte(vma, address, fault_page, pte, true, false);
         pte_unmap_unlock(pte, ptl);
 
         if (set_page_dirty(fault_page))
diff --git a/mm/mempool.c b/mm/mempool.c
index 9e075f829d0d..8f65464da5de 100644
--- a/mm/mempool.c
+++ b/mm/mempool.c
@@ -104,20 +104,16 @@ static inline void poison_element(mempool_t *pool, void *element)
 
 static void kasan_poison_element(mempool_t *pool, void *element)
 {
-        if (pool->alloc == mempool_alloc_slab)
-                kasan_poison_slab_free(pool->pool_data, element);
-        if (pool->alloc == mempool_kmalloc)
-                kasan_kfree(element);
+        if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc)
+                kasan_poison_kfree(element);
         if (pool->alloc == mempool_alloc_pages)
                 kasan_free_pages(element, (unsigned long)pool->pool_data);
 }
 
 static void kasan_unpoison_element(mempool_t *pool, void *element, gfp_t flags)
 {
-        if (pool->alloc == mempool_alloc_slab)
-                kasan_slab_alloc(pool->pool_data, element, flags);
-        if (pool->alloc == mempool_kmalloc)
-                kasan_krealloc(element, (size_t)pool->pool_data, flags);
+        if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc)
+                kasan_unpoison_slab(element);
         if (pool->alloc == mempool_alloc_pages)
                 kasan_alloc_pages(element, (unsigned long)pool->pool_data);
 }
diff --git a/mm/migrate.c b/mm/migrate.c
index 9baf41c877ff..bd3fdc202e8b 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -431,6 +431,7 @@ int migrate_page_move_mapping(struct address_space *mapping,
 
         return MIGRATEPAGE_SUCCESS;
 }
+EXPORT_SYMBOL(migrate_page_move_mapping);
 
 /*
  * The expected number of remaining references is the same as that
@@ -586,6 +587,7 @@ void migrate_page_copy(struct page *newpage, struct page *page)
 
         mem_cgroup_migrate(page, newpage);
 }
+EXPORT_SYMBOL(migrate_page_copy);
 
 /************************************************************
  *                    Migration functions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index acbc432d1a52..ddf74487f848 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -474,13 +474,8 @@ static bool __oom_reap_task(struct task_struct *tsk)
         p = find_lock_task_mm(tsk);
         if (!p)
                 goto unlock_oom;
-
         mm = p->mm;
-        if (!atomic_inc_not_zero(&mm->mm_users)) {
-                task_unlock(p);
-                goto unlock_oom;
-        }
-
+        atomic_inc(&mm->mm_users);
         task_unlock(p);
 
         if (!down_read_trylock(&mm->mmap_sem)) {
diff --git a/mm/page_owner.c b/mm/page_owner.c
index c6cda3e36212..fedeba88c9cb 100644
--- a/mm/page_owner.c
+++ b/mm/page_owner.c
@@ -207,13 +207,15 @@ void __dump_page_owner(struct page *page)
                 .nr_entries = page_ext->nr_entries,
                 .entries = &page_ext->trace_entries[0],
         };
-        gfp_t gfp_mask = page_ext->gfp_mask;
-        int mt = gfpflags_to_migratetype(gfp_mask);
+        gfp_t gfp_mask;
+        int mt;
 
         if (unlikely(!page_ext)) {
                 pr_alert("There is not page extension available.\n");
                 return;
         }
+        gfp_mask = page_ext->gfp_mask;
+        mt = gfpflags_to_migratetype(gfp_mask);
 
         if (!test_bit(PAGE_EXT_OWNER, &page_ext->flags)) {
                 pr_alert("page_owner info is not active (free page?)\n");
diff --git a/mm/shmem.c b/mm/shmem.c
index a36144909b28..24463b67b6ef 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -2227,7 +2227,7 @@ static long shmem_fallocate(struct file *file, int mode, loff_t offset,
                         /* Remove the !PageUptodate pages we added */
                         shmem_undo_range(inode,
                                 (loff_t)start << PAGE_SHIFT,
-                                (loff_t)index << PAGE_SHIFT, true);
+                                ((loff_t)index << PAGE_SHIFT) - 1, true);
                         goto undone;
                 }
 
diff --git a/mm/swap.c b/mm/swap.c
index 59f5fafa6e1f..90530ff8ed16 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -242,7 +242,7 @@ void rotate_reclaimable_page(struct page *page)
                 get_page(page);
                 local_irq_save(flags);
                 pvec = this_cpu_ptr(&lru_rotate_pvecs);
-                if (!pagevec_add(pvec, page))
+                if (!pagevec_add(pvec, page) || PageCompound(page))
                         pagevec_move_tail(pvec);
                 local_irq_restore(flags);
         }
@@ -296,7 +296,7 @@ void activate_page(struct page *page)
                 struct pagevec *pvec = &get_cpu_var(activate_page_pvecs);
 
                 get_page(page);
-                if (!pagevec_add(pvec, page))
+                if (!pagevec_add(pvec, page) || PageCompound(page))
                         pagevec_lru_move_fn(pvec, __activate_page, NULL);
                 put_cpu_var(activate_page_pvecs);
         }
@@ -391,9 +391,8 @@ static void __lru_cache_add(struct page *page)
         struct pagevec *pvec = &get_cpu_var(lru_add_pvec);
 
         get_page(page);
-        if (!pagevec_space(pvec))
+        if (!pagevec_add(pvec, page) || PageCompound(page))
                 __pagevec_lru_add(pvec);
-        pagevec_add(pvec, page);
         put_cpu_var(lru_add_pvec);
 }
 
@@ -628,7 +627,7 @@ void deactivate_file_page(struct page *page)
         if (likely(get_page_unless_zero(page))) {
                 struct pagevec *pvec = &get_cpu_var(lru_deactivate_file_pvecs);
 
-                if (!pagevec_add(pvec, page))
+                if (!pagevec_add(pvec, page) || PageCompound(page))
                         pagevec_lru_move_fn(pvec, lru_deactivate_file_fn, NULL);
                 put_cpu_var(lru_deactivate_file_pvecs);
         }
@@ -648,7 +647,7 @@ void deactivate_page(struct page *page)
                 struct pagevec *pvec = &get_cpu_var(lru_deactivate_pvecs);
 
                 get_page(page);
-                if (!pagevec_add(pvec, page))
+                if (!pagevec_add(pvec, page) || PageCompound(page))
                         pagevec_lru_move_fn(pvec, lru_deactivate_fn, NULL);
                 put_cpu_var(lru_deactivate_pvecs);
         }
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index fbd0acf80b13..2fdebabbfacd 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -976,7 +976,8 @@ static int ax25_release(struct socket *sock)
                         release_sock(sk);
                         ax25_disconnect(ax25, 0);
                         lock_sock(sk);
-                        ax25_destroy_socket(ax25);
+                        if (!sock_flag(ax25->sk, SOCK_DESTROY))
+                                ax25_destroy_socket(ax25);
                         break;
 
                 case AX25_STATE_3:
diff --git a/net/ax25/ax25_ds_timer.c b/net/ax25/ax25_ds_timer.c
index 951cd57bb07d..5237dff6941d 100644
--- a/net/ax25/ax25_ds_timer.c
+++ b/net/ax25/ax25_ds_timer.c
@@ -102,6 +102,7 @@ void ax25_ds_heartbeat_expiry(ax25_cb *ax25)
         switch (ax25->state) {
 
         case AX25_STATE_0:
+        case AX25_STATE_2:
                 /* Magic here: If we listen() and a new link dies before it
                    is accepted() it isn't 'dead' so doesn't get removed. */
                 if (!sk || sock_flag(sk, SOCK_DESTROY) ||
@@ -111,6 +112,7 @@ void ax25_ds_heartbeat_expiry(ax25_cb *ax25)
                                 sock_hold(sk);
                                 ax25_destroy_socket(ax25);
                                 bh_unlock_sock(sk);
+                                /* Ungrab socket and destroy it */
                                 sock_put(sk);
                         } else
                                 ax25_destroy_socket(ax25);
@@ -213,7 +215,8 @@ void ax25_ds_t1_timeout(ax25_cb *ax25)
         case AX25_STATE_2:
                 if (ax25->n2count == ax25->n2) {
                         ax25_send_control(ax25, AX25_DISC, AX25_POLLON, AX25_COMMAND);
-                        ax25_disconnect(ax25, ETIMEDOUT);
+                        if (!sock_flag(ax25->sk, SOCK_DESTROY))
+                                ax25_disconnect(ax25, ETIMEDOUT);
                         return;
                 } else {
                         ax25->n2count++;
diff --git a/net/ax25/ax25_std_timer.c b/net/ax25/ax25_std_timer.c
index 004467c9e6e1..2c0d6ef66f9d 100644
--- a/net/ax25/ax25_std_timer.c
+++ b/net/ax25/ax25_std_timer.c
@@ -38,6 +38,7 @@ void ax25_std_heartbeat_expiry(ax25_cb *ax25)
 
         switch (ax25->state) {
         case AX25_STATE_0:
+        case AX25_STATE_2:
                 /* Magic here: If we listen() and a new link dies before it
                    is accepted() it isn't 'dead' so doesn't get removed. */
                 if (!sk || sock_flag(sk, SOCK_DESTROY) ||
@@ -47,6 +48,7 @@ void ax25_std_heartbeat_expiry(ax25_cb *ax25)
                                 sock_hold(sk);
                                 ax25_destroy_socket(ax25);
                                 bh_unlock_sock(sk);
+                                /* Ungrab socket and destroy it */
                                 sock_put(sk);
                         } else
                                 ax25_destroy_socket(ax25);
@@ -144,7 +146,8 @@ void ax25_std_t1timer_expiry(ax25_cb *ax25)
         case AX25_STATE_2:
                 if (ax25->n2count == ax25->n2) {
                         ax25_send_control(ax25, AX25_DISC, AX25_POLLON, AX25_COMMAND);
-                        ax25_disconnect(ax25, ETIMEDOUT);
+                        if (!sock_flag(ax25->sk, SOCK_DESTROY))
+                                ax25_disconnect(ax25, ETIMEDOUT);
                         return;
                 } else {
                         ax25->n2count++;
diff --git a/net/ax25/ax25_subr.c b/net/ax25/ax25_subr.c
index 3b78e8473a01..655a7d4c96e1 100644
--- a/net/ax25/ax25_subr.c
+++ b/net/ax25/ax25_subr.c
@@ -264,7 +264,8 @@ void ax25_disconnect(ax25_cb *ax25, int reason)
 {
         ax25_clear_queues(ax25);
 
-        ax25_stop_heartbeat(ax25);
+        if (!sock_flag(ax25->sk, SOCK_DESTROY))
+                ax25_stop_heartbeat(ax25);
         ax25_stop_t1timer(ax25);
         ax25_stop_t2timer(ax25);
         ax25_stop_t3timer(ax25);
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index e3857ed4057f..6c2901a86230 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -374,6 +374,7 @@ int batadv_recv_icmp_packet(struct sk_buff *skb,
                 if (skb_cow(skb, ETH_HLEN) < 0)
                         goto out;
 
+                ethhdr = eth_hdr(skb);
                 icmph = (struct batadv_icmp_header *)skb->data;
                 icmp_packet_rr = (struct batadv_icmp_packet_rr *)icmph;
                 if (icmp_packet_rr->rr_cur >= BATADV_RR_LEN)
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 343d2c904399..287a3879ed7e 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -1033,7 +1033,9 @@ void batadv_softif_destroy_sysfs(struct net_device *soft_iface)
 static void batadv_softif_destroy_netlink(struct net_device *soft_iface,
                                           struct list_head *head)
 {
+        struct batadv_priv *bat_priv = netdev_priv(soft_iface);
         struct batadv_hard_iface *hard_iface;
+        struct batadv_softif_vlan *vlan;
 
         list_for_each_entry(hard_iface, &batadv_hardif_list, list) {
                 if (hard_iface->soft_iface == soft_iface)
@@ -1041,6 +1043,13 @@ static void batadv_softif_destroy_netlink(struct net_device *soft_iface,
                                                         BATADV_IF_CLEANUP_KEEP);
         }
 
+        /* destroy the "untagged" VLAN */
+        vlan = batadv_softif_vlan_get(bat_priv, BATADV_NO_FLAGS);
+        if (vlan) {
+                batadv_softif_destroy_vlan(bat_priv, vlan);
+                batadv_softif_vlan_put(vlan);
+        }
+
         batadv_sysfs_del_meshif(soft_iface);
         unregister_netdevice_queue(soft_iface, head);
 }
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index feaf492b01ca..57ec87f37050 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -650,8 +650,10 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr,
 
         /* increase the refcounter of the related vlan */
         vlan = batadv_softif_vlan_get(bat_priv, vid);
-        if (WARN(!vlan, "adding TT local entry %pM to non-existent VLAN %d",
-                 addr, BATADV_PRINT_VID(vid))) {
+        if (!vlan) {
+                net_ratelimited_function(batadv_info, soft_iface,
+                                         "adding TT local entry %pM to non-existent VLAN %d\n",
+                                         addr, BATADV_PRINT_VID(vid));
                 kfree(tt_local);
                 tt_local = NULL;
                 goto out;
@@ -691,7 +693,6 @@ bool batadv_tt_local_add(struct net_device *soft_iface, const u8 *addr,
         if (unlikely(hash_added != 0)) {
                 /* remove the reference for the hash */
                 batadv_tt_local_entry_put(tt_local);
-                batadv_softif_vlan_put(vlan);
                 goto out;
         }
 
@@ -2269,6 +2270,29 @@ static u32 batadv_tt_local_crc(struct batadv_priv *bat_priv,
         return crc;
 }
 
+/**
+ * batadv_tt_req_node_release - free tt_req node entry
+ * @ref: kref pointer of the tt req_node entry
+ */
+static void batadv_tt_req_node_release(struct kref *ref)
+{
+        struct batadv_tt_req_node *tt_req_node;
+
+        tt_req_node = container_of(ref, struct batadv_tt_req_node, refcount);
+
+        kfree(tt_req_node);
+}
+
+/**
+ * batadv_tt_req_node_put - decrement the tt_req_node refcounter and
+ *  possibly release it
+ * @tt_req_node: tt_req_node to be free'd
+ */
+static void batadv_tt_req_node_put(struct batadv_tt_req_node *tt_req_node)
+{
+        kref_put(&tt_req_node->refcount, batadv_tt_req_node_release);
+}
+
 static void batadv_tt_req_list_free(struct batadv_priv *bat_priv)
 {
         struct batadv_tt_req_node *node;
@@ -2278,7 +2302,7 @@ static void batadv_tt_req_list_free(struct batadv_priv *bat_priv)
 
         hlist_for_each_entry_safe(node, safe, &bat_priv->tt.req_list, list) {
                 hlist_del_init(&node->list);
-                kfree(node);
+                batadv_tt_req_node_put(node);
         }
 
         spin_unlock_bh(&bat_priv->tt.req_list_lock);
@@ -2315,7 +2339,7 @@ static void batadv_tt_req_purge(struct batadv_priv *bat_priv)
                 if (batadv_has_timed_out(node->issued_at,
                                          BATADV_TT_REQUEST_TIMEOUT)) {
                         hlist_del_init(&node->list);
-                        kfree(node);
+                        batadv_tt_req_node_put(node);
                 }
         }
         spin_unlock_bh(&bat_priv->tt.req_list_lock);
@@ -2347,9 +2371,11 @@ batadv_tt_req_node_new(struct batadv_priv *bat_priv,
         if (!tt_req_node)
                 goto unlock;
 
+        kref_init(&tt_req_node->refcount);
         ether_addr_copy(tt_req_node->addr, orig_node->orig);
         tt_req_node->issued_at = jiffies;
 
+        kref_get(&tt_req_node->refcount);
         hlist_add_head(&tt_req_node->list, &bat_priv->tt.req_list);
 unlock:
         spin_unlock_bh(&bat_priv->tt.req_list_lock);
@@ -2613,13 +2639,19 @@ static bool batadv_send_tt_request(struct batadv_priv *bat_priv,
 out:
         if (primary_if)
                 batadv_hardif_put(primary_if);
+
         if (ret && tt_req_node) {
                 spin_lock_bh(&bat_priv->tt.req_list_lock);
-                /* hlist_del_init() verifies tt_req_node still is in the list */
-                hlist_del_init(&tt_req_node->list);
+                if (!hlist_unhashed(&tt_req_node->list)) {
+                        hlist_del_init(&tt_req_node->list);
+                        batadv_tt_req_node_put(tt_req_node);
+                }
                 spin_unlock_bh(&bat_priv->tt.req_list_lock);
-                kfree(tt_req_node);
         }
+
+        if (tt_req_node)
+                batadv_tt_req_node_put(tt_req_node);
+
         kfree(tvlv_tt_data);
         return ret;
 }
@@ -3055,7 +3087,7 @@ static void batadv_handle_tt_response(struct batadv_priv *bat_priv,
                 if (!batadv_compare_eth(node->addr, resp_src))
                         continue;
                 hlist_del_init(&node->list);
-                kfree(node);
+                batadv_tt_req_node_put(node);
         }
 
         spin_unlock_bh(&bat_priv->tt.req_list_lock);
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index 6a577f4f8ba7..ba846b078af8 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -1137,11 +1137,13 @@ struct batadv_tt_change_node {
  * struct batadv_tt_req_node - data to keep track of the tt requests in flight
  * @addr: mac address address of the originator this request was sent to
  * @issued_at: timestamp used for purging stale tt requests
+ * @refcount: number of contexts the object is used by
  * @list: list node for batadv_priv_tt::req_list
  */
 struct batadv_tt_req_node {
         u8 addr[ETH_ALEN];
         unsigned long issued_at;
+        struct kref refcount;
         struct hlist_node list;
 };
 
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index 160797722228..43d2cd862bc2 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -213,8 +213,7 @@ drop:
 }
 EXPORT_SYMBOL_GPL(br_handle_frame_finish);
 
-/* note: already called with rcu_read_lock */
-static int br_handle_local_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
+static void __br_handle_local_finish(struct sk_buff *skb)
 {
         struct net_bridge_port *p = br_port_get_rcu(skb->dev);
         u16 vid = 0;
@@ -222,6 +221,14 @@ static int br_handle_local_finish(struct net *net, struct sock *sk, struct sk_bu
         /* check if vlan is allowed, to avoid spoofing */
         if (p->flags & BR_LEARNING && br_should_learn(p, skb, &vid))
                 br_fdb_update(p->br, p, eth_hdr(skb)->h_source, vid, false);
+}
+
+/* note: already called with rcu_read_lock */
+static int br_handle_local_finish(struct net *net, struct sock *sk, struct sk_buff *skb)
+{
+        struct net_bridge_port *p = br_port_get_rcu(skb->dev);
+
+        __br_handle_local_finish(skb);
 
         BR_INPUT_SKB_CB(skb)->brdev = p->br->dev;
         br_pass_frame_up(skb);
@@ -274,7 +281,9 @@ rx_handler_result_t br_handle_frame(struct sk_buff **pskb)
                         if (p->br->stp_enabled == BR_NO_STP ||
                             fwd_mask & (1u << dest[5]))
                                 goto forward;
-                        break;
+                        *pskb = skb;
+                        __br_handle_local_finish(skb);
+                        return RX_HANDLER_PASS;
 
                 case 0x01:      /* IEEE MAC (Pause) */
                         goto drop;
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 6852f3c7009c..43844144c9c4 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -464,8 +464,11 @@ static struct sk_buff *br_ip6_multicast_alloc_query(struct net_bridge *br,
         if (ipv6_dev_get_saddr(dev_net(br->dev), br->dev, &ip6h->daddr, 0,
                                &ip6h->saddr)) {
                 kfree_skb(skb);
+                br->has_ipv6_addr = 0;
                 return NULL;
         }
+
+        br->has_ipv6_addr = 1;
         ipv6_eth_mc_map(&ip6h->daddr, eth->h_dest);
 
         hopopt = (u8 *)(ip6h + 1);
@@ -1745,6 +1748,7 @@ void br_multicast_init(struct net_bridge *br)
         br->ip6_other_query.delay_time = 0;
         br->ip6_querier.port = NULL;
 #endif
+        br->has_ipv6_addr = 1;
 
         spin_lock_init(&br->multicast_lock);
         setup_timer(&br->multicast_router_timer,
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index a5343c7232bf..85e89f693589 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -1273,7 +1273,7 @@ static int br_fill_linkxstats(struct sk_buff *skb, const struct net_device *dev,
                 struct bridge_vlan_xstats vxi;
                 struct br_vlan_stats stats;
 
-                if (vl_idx++ < *prividx)
+                if (++vl_idx < *prividx)
                         continue;
                 memset(&vxi, 0, sizeof(vxi));
                 vxi.vid = v->vid;
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index c7fb5d7a7218..52edecf3c294 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -314,6 +314,7 @@ struct net_bridge
         u8                              multicast_disabled:1;
         u8                              multicast_querier:1;
         u8                              multicast_query_use_ifaddr:1;
+        u8                              has_ipv6_addr:1;
 
         u32                             hash_elasticity;
         u32                             hash_max;
@@ -588,10 +589,22 @@ static inline bool br_multicast_is_router(struct net_bridge *br)
 
 static inline bool
 __br_multicast_querier_exists(struct net_bridge *br,
-                              struct bridge_mcast_other_query *querier)
+                                struct bridge_mcast_other_query *querier,
+                                const bool is_ipv6)
 {
+        bool own_querier_enabled;
+
+        if (br->multicast_querier) {
+                if (is_ipv6 && !br->has_ipv6_addr)
+                        own_querier_enabled = false;
+                else
+                        own_querier_enabled = true;
+        } else {
+                own_querier_enabled = false;
+        }
+
         return time_is_before_jiffies(querier->delay_time) &&
-               (br->multicast_querier || timer_pending(&querier->timer));
+               (own_querier_enabled || timer_pending(&querier->timer));
 }
 
 static inline bool br_multicast_querier_exists(struct net_bridge *br,
@@ -599,10 +612,12 @@ static inline bool br_multicast_querier_exists(struct net_bridge *br,
 {
         switch (eth->h_proto) {
         case (htons(ETH_P_IP)):
-                return __br_multicast_querier_exists(br, &br->ip4_other_query);
+                return __br_multicast_querier_exists(br,
+                        &br->ip4_other_query, false);
 #if IS_ENABLED(CONFIG_IPV6)
         case (htons(ETH_P_IPV6)):
-                return __br_multicast_querier_exists(br, &br->ip6_other_query);
+                return __br_multicast_querier_exists(br,
+                        &br->ip6_other_query, true);
 #endif
         default:
                 return false;
diff --git a/net/core/filter.c b/net/core/filter.c
index 68adb5f52110..c4b330c85c02 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -2085,7 +2085,8 @@ static bool __is_valid_access(int off, int size, enum bpf_access_type type)
 }
 
 static bool sk_filter_is_valid_access(int off, int size,
-                                      enum bpf_access_type type)
+                                      enum bpf_access_type type,
+                                      enum bpf_reg_type *reg_type)
 {
         switch (off) {
         case offsetof(struct __sk_buff, tc_classid):
@@ -2108,7 +2109,8 @@ static bool sk_filter_is_valid_access(int off, int size,
 }
 
 static bool tc_cls_act_is_valid_access(int off, int size,
-                                       enum bpf_access_type type)
+                                       enum bpf_access_type type,
+                                       enum bpf_reg_type *reg_type)
 {
         if (type == BPF_WRITE) {
                 switch (off) {
@@ -2123,6 +2125,16 @@ static bool tc_cls_act_is_valid_access(int off, int size,
                         return false;
                 }
         }
+
+        switch (off) {
+        case offsetof(struct __sk_buff, data):
+                *reg_type = PTR_TO_PACKET;
+                break;
+        case offsetof(struct __sk_buff, data_end):
+                *reg_type = PTR_TO_PACKET_END;
+                break;
+        }
+
         return __is_valid_access(off, size, type);
 }
 
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index 29dd8cc22bbf..510cd62fcb99 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -2469,13 +2469,17 @@ int neigh_xmit(int index, struct net_device *dev,
                 tbl = neigh_tables[index];
                 if (!tbl)
                         goto out;
+                rcu_read_lock_bh();
                 neigh = __neigh_lookup_noref(tbl, addr, dev);
                 if (!neigh)
                         neigh = __neigh_create(tbl, addr, dev, false);
                 err = PTR_ERR(neigh);
-                if (IS_ERR(neigh))
+                if (IS_ERR(neigh)) {
+                        rcu_read_unlock_bh();
                         goto out_kfree_skb;
+                }
                 err = neigh->output(neigh, skb);
+                rcu_read_unlock_bh();
         }
         else if (index == NEIGH_LINK_TABLE) {
                 err = dev_hard_header(skb, dev, ntohs(skb->protocol),
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 477937465a20..d95631d09248 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -23,6 +23,11 @@ struct esp_skb_cb {
         void *tmp;
 };
 
+struct esp_output_extra {
+        __be32 seqhi;
+        u32 esphoff;
+};
+
 #define ESP_SKB_CB(__skb) ((struct esp_skb_cb *)&((__skb)->cb[0]))
 
 static u32 esp4_get_mtu(struct xfrm_state *x, int mtu);
@@ -35,11 +40,11 @@ static u32 esp4_get_mtu(struct xfrm_state *x, int mtu);
  *
  * TODO: Use spare space in skb for this where possible.
  */
-static void *esp_alloc_tmp(struct crypto_aead *aead, int nfrags, int seqhilen)
+static void *esp_alloc_tmp(struct crypto_aead *aead, int nfrags, int extralen)
 {
         unsigned int len;
 
-        len = seqhilen;
+        len = extralen;
 
         len += crypto_aead_ivsize(aead);
 
@@ -57,15 +62,16 @@ static void *esp_alloc_tmp(struct crypto_aead *aead, int nfrags, int seqhilen)
         return kmalloc(len, GFP_ATOMIC);
 }
 
-static inline __be32 *esp_tmp_seqhi(void *tmp)
+static inline void *esp_tmp_extra(void *tmp)
 {
-        return PTR_ALIGN((__be32 *)tmp, __alignof__(__be32));
+        return PTR_ALIGN(tmp, __alignof__(struct esp_output_extra));
 }
-static inline u8 *esp_tmp_iv(struct crypto_aead *aead, void *tmp, int seqhilen)
+
+static inline u8 *esp_tmp_iv(struct crypto_aead *aead, void *tmp, int extralen)
 {
         return crypto_aead_ivsize(aead) ?
-               PTR_ALIGN((u8 *)tmp + seqhilen,
-                         crypto_aead_alignmask(aead) + 1) : tmp + seqhilen;
+               PTR_ALIGN((u8 *)tmp + extralen,
+                         crypto_aead_alignmask(aead) + 1) : tmp + extralen;
 }
 
 static inline struct aead_request *esp_tmp_req(struct crypto_aead *aead, u8 *iv)
@@ -99,7 +105,7 @@ static void esp_restore_header(struct sk_buff *skb, unsigned int offset)
 {
         struct ip_esp_hdr *esph = (void *)(skb->data + offset);
         void *tmp = ESP_SKB_CB(skb)->tmp;
-        __be32 *seqhi = esp_tmp_seqhi(tmp);
+        __be32 *seqhi = esp_tmp_extra(tmp);
 
         esph->seq_no = esph->spi;
         esph->spi = *seqhi;
@@ -107,7 +113,11 @@ static void esp_restore_header(struct sk_buff *skb, unsigned int offset)
 
 static void esp_output_restore_header(struct sk_buff *skb)
 {
-        esp_restore_header(skb, skb_transport_offset(skb) - sizeof(__be32));
+        void *tmp = ESP_SKB_CB(skb)->tmp;
+        struct esp_output_extra *extra = esp_tmp_extra(tmp);
+
+        esp_restore_header(skb, skb_transport_offset(skb) + extra->esphoff -
+                                sizeof(__be32));
 }
 
 static void esp_output_done_esn(struct crypto_async_request *base, int err)
@@ -121,6 +131,7 @@ static void esp_output_done_esn(struct crypto_async_request *base, int err)
 static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
 {
         int err;
+        struct esp_output_extra *extra;
         struct ip_esp_hdr *esph;
         struct crypto_aead *aead;
         struct aead_request *req;
@@ -137,8 +148,7 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
         int tfclen;
         int nfrags;
         int assoclen;
-        int seqhilen;
-        __be32 *seqhi;
+        int extralen;
         __be64 seqno;
 
         /* skb is pure payload to encrypt */
@@ -166,21 +176,21 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
         nfrags = err;
 
         assoclen = sizeof(*esph);
-        seqhilen = 0;
+        extralen = 0;
 
         if (x->props.flags & XFRM_STATE_ESN) {
-                seqhilen += sizeof(__be32);
-                assoclen += seqhilen;
+                extralen += sizeof(*extra);
+                assoclen += sizeof(__be32);
         }
 
-        tmp = esp_alloc_tmp(aead, nfrags, seqhilen);
+        tmp = esp_alloc_tmp(aead, nfrags, extralen);
         if (!tmp) {
                 err = -ENOMEM;
                 goto error;
         }
 
-        seqhi = esp_tmp_seqhi(tmp);
-        iv = esp_tmp_iv(aead, tmp, seqhilen);
+        extra = esp_tmp_extra(tmp);
+        iv = esp_tmp_iv(aead, tmp, extralen);
         req = esp_tmp_req(aead, iv);
         sg = esp_req_sg(aead, req);
 
@@ -247,8 +257,10 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb)
          * encryption.
          */
         if ((x->props.flags & XFRM_STATE_ESN)) {
-                esph = (void *)(skb_transport_header(skb) - sizeof(__be32));
-                *seqhi = esph->spi;
+                extra->esphoff = (unsigned char *)esph -
+                                 skb_transport_header(skb);
+                esph = (struct ip_esp_hdr *)((unsigned char *)esph - 4);
+                extra->seqhi = esph->spi;
                 esph->seq_no = htonl(XFRM_SKB_CB(skb)->seq.output.hi);
                 aead_request_set_callback(req, 0, esp_output_done_esn, skb);
         }
@@ -445,7 +457,7 @@ static int esp_input(struct xfrm_state *x, struct sk_buff *skb)
                 goto out;
 
         ESP_SKB_CB(skb)->tmp = tmp;
-        seqhi = esp_tmp_seqhi(tmp);
+        seqhi = esp_tmp_extra(tmp);
         iv = esp_tmp_iv(aead, tmp, seqhilen);
         req = esp_tmp_req(aead, iv);
         sg = esp_req_sg(aead, req);
diff --git a/net/ipv4/gre_demux.c b/net/ipv4/gre_demux.c
index 4c39f4fd332a..de1d119a4497 100644
--- a/net/ipv4/gre_demux.c
+++ b/net/ipv4/gre_demux.c
@@ -62,26 +62,26 @@ EXPORT_SYMBOL_GPL(gre_del_protocol);
 
 /* Fills in tpi and returns header length to be pulled. */
 int gre_parse_header(struct sk_buff *skb, struct tnl_ptk_info *tpi,
-                     bool *csum_err, __be16 proto)
+                     bool *csum_err, __be16 proto, int nhs)
 {
         const struct gre_base_hdr *greh;
         __be32 *options;
         int hdr_len;
 
-        if (unlikely(!pskb_may_pull(skb, sizeof(struct gre_base_hdr))))
+        if (unlikely(!pskb_may_pull(skb, nhs + sizeof(struct gre_base_hdr))))
                 return -EINVAL;
 
-        greh = (struct gre_base_hdr *)skb_transport_header(skb);
+        greh = (struct gre_base_hdr *)(skb->data + nhs);
         if (unlikely(greh->flags & (GRE_VERSION | GRE_ROUTING)))
                 return -EINVAL;
 
         tpi->flags = gre_flags_to_tnl_flags(greh->flags);
         hdr_len = gre_calc_hlen(tpi->flags);
 
-        if (!pskb_may_pull(skb, hdr_len))
+        if (!pskb_may_pull(skb, nhs + hdr_len))
                 return -EINVAL;
 
-        greh = (struct gre_base_hdr *)skb_transport_header(skb);
+        greh = (struct gre_base_hdr *)(skb->data + nhs);
         tpi->proto = greh->protocol;
 
         options = (__be32 *)(greh + 1);
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 4d2025f7ec57..1d000af7f561 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -49,12 +49,6 @@
 #include <net/gre.h>
 #include <net/dst_metadata.h>
 
-#if IS_ENABLED(CONFIG_IPV6)
-#include <net/ipv6.h>
-#include <net/ip6_fib.h>
-#include <net/ip6_route.h>
-#endif
-
 /*
    Problems & solutions
    --------------------
@@ -217,12 +211,14 @@ static void gre_err(struct sk_buff *skb, u32 info)
          * by themselves???
          */
 
+        const struct iphdr *iph = (struct iphdr *)skb->data;
         const int type = icmp_hdr(skb)->type;
         const int code = icmp_hdr(skb)->code;
         struct tnl_ptk_info tpi;
         bool csum_err = false;
 
-        if (gre_parse_header(skb, &tpi, &csum_err, htons(ETH_P_IP)) < 0) {
+        if (gre_parse_header(skb, &tpi, &csum_err, htons(ETH_P_IP),
+                             iph->ihl * 4) < 0) {
                 if (!csum_err)          /* ignore csum errors. */
                         return;
         }
@@ -338,7 +334,7 @@ static int gre_rcv(struct sk_buff *skb)
         }
 #endif
 
-        hdr_len = gre_parse_header(skb, &tpi, &csum_err, htons(ETH_P_IP));
+        hdr_len = gre_parse_header(skb, &tpi, &csum_err, htons(ETH_P_IP), 0);
         if (hdr_len < 0)
                 goto drop;
 
@@ -1121,6 +1117,7 @@ struct net_device *gretap_fb_dev_create(struct net *net, const char *name,
 {
         struct nlattr *tb[IFLA_MAX + 1];
         struct net_device *dev;
+        LIST_HEAD(list_kill);
         struct ip_tunnel *t;
         int err;
 
@@ -1136,8 +1133,10 @@ struct net_device *gretap_fb_dev_create(struct net *net, const char *name,
         t->collect_md = true;
 
         err = ipgre_newlink(net, dev, tb, NULL);
-        if (err < 0)
-                goto out;
+        if (err < 0) {
+                free_netdev(dev);
+                return ERR_PTR(err);
+        }
 
         /* openvswitch users expect packet sizes to be unrestricted,
          * so set the largest MTU we can.
@@ -1146,9 +1145,14 @@ struct net_device *gretap_fb_dev_create(struct net *net, const char *name,
         if (err)
                 goto out;
 
+        err = rtnl_configure_link(dev, NULL);
+        if (err < 0)
+                goto out;
+
         return dev;
 out:
-        free_netdev(dev);
+        ip_tunnel_dellink(dev, &list_kill);
+        unregister_netdevice_many(&list_kill);
         return ERR_PTR(err);
 }
 EXPORT_SYMBOL_GPL(gretap_fb_dev_create);
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 2ed9dd2b5f2f..1d71c40eaaf3 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -127,7 +127,9 @@ __be32 ic_myaddr = NONE;		/* My IP address */
 static __be32 ic_netmask = NONE;        /* Netmask for local subnet */
 __be32 ic_gateway = NONE;       /* Gateway IP address */
 
-__be32 ic_addrservaddr = NONE;  /* IP Address of the IP addresses'server */
+#ifdef IPCONFIG_DYNAMIC
+static __be32 ic_addrservaddr = NONE;   /* IP Address of the IP addresses'server */
+#endif
 
 __be32 ic_servaddr = NONE;      /* Boot server IP address */
 
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 21a38e296fe2..5ad48ec77710 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -891,8 +891,10 @@ static struct mfc_cache *ipmr_cache_alloc(void)
 {
         struct mfc_cache *c = kmem_cache_zalloc(mrt_cachep, GFP_KERNEL);
 
-        if (c)
+        if (c) {
+                c->mfc_un.res.last_assert = jiffies - MFC_ASSERT_THRESH - 1;
                 c->mfc_un.res.minvif = MAXVIFS;
+        }
         return c;
 }
 
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 8bd9911fdd16..e00e972c4e6a 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2751,7 +2751,7 @@ void tcp_xmit_retransmit_queue(struct sock *sk)
         struct tcp_sock *tp = tcp_sk(sk);
         struct sk_buff *skb;
         struct sk_buff *hole = NULL;
-        u32 last_lost;
+        u32 max_segs, last_lost;
         int mib_idx;
         int fwd_rexmitting = 0;
 
@@ -2771,6 +2771,7 @@ void tcp_xmit_retransmit_queue(struct sock *sk)
                 last_lost = tp->snd_una;
         }
 
+        max_segs = tcp_tso_autosize(sk, tcp_current_mss(sk));
         tcp_for_write_queue_from(skb, sk) {
                 __u8 sacked = TCP_SKB_CB(skb)->sacked;
                 int segs;
@@ -2784,6 +2785,10 @@ void tcp_xmit_retransmit_queue(struct sock *sk)
                 segs = tp->snd_cwnd - tcp_packets_in_flight(tp);
                 if (segs <= 0)
                         return;
+                /* In case tcp_shift_skb_data() have aggregated large skbs,
+                 * we need to make sure not sending too bigs TSO packets
+                 */
+                segs = min_t(int, segs, max_segs);
 
                 if (fwd_rexmitting) {
 begin_fwd:
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 0ff31d97d485..ca5e8ea29538 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -391,9 +391,9 @@ int udp_v4_get_port(struct sock *sk, unsigned short snum)
         return udp_lib_get_port(sk, snum, ipv4_rcv_saddr_equal, hash2_nulladdr);
 }
 
-static inline int compute_score(struct sock *sk, struct net *net,
-                                __be32 saddr, unsigned short hnum, __be16 sport,
-                                __be32 daddr, __be16 dport, int dif)
+static int compute_score(struct sock *sk, struct net *net,
+                         __be32 saddr, __be16 sport,
+                         __be32 daddr, unsigned short hnum, int dif)
 {
         int score;
         struct inet_sock *inet;
@@ -434,52 +434,6 @@ static inline int compute_score(struct sock *sk, struct net *net,
         return score;
 }
 
-/*
- * In this second variant, we check (daddr, dport) matches (inet_rcv_sadd, inet_num)
- */
-static inline int compute_score2(struct sock *sk, struct net *net,
-                                 __be32 saddr, __be16 sport,
-                                 __be32 daddr, unsigned int hnum, int dif)
-{
-        int score;
-        struct inet_sock *inet;
-
-        if (!net_eq(sock_net(sk), net) ||
-            ipv6_only_sock(sk))
-                return -1;
-
-        inet = inet_sk(sk);
-
-        if (inet->inet_rcv_saddr != daddr ||
-            inet->inet_num != hnum)
-                return -1;
-
-        score = (sk->sk_family == PF_INET) ? 2 : 1;
-
-        if (inet->inet_daddr) {
-                if (inet->inet_daddr != saddr)
-                        return -1;
-                score += 4;
-        }
-
-        if (inet->inet_dport) {
-                if (inet->inet_dport != sport)
-                        return -1;
-                score += 4;
-        }
-
-        if (sk->sk_bound_dev_if) {
-                if (sk->sk_bound_dev_if != dif)
-                        return -1;
-                score += 4;
-        }
-
-        if (sk->sk_incoming_cpu == raw_smp_processor_id())
-                score++;
-
-        return score;
-}
-
 static u32 udp_ehashfn(const struct net *net, const __be32 laddr,
                        const __u16 lport, const __be32 faddr,
                        const __be16 fport)
@@ -492,11 +446,11 @@ static u32 udp_ehashfn(const struct net *net, const __be32 laddr,
                               udp_ehash_secret + net_hash_mix(net));
 }
 
-/* called with read_rcu_lock() */
+/* called with rcu_read_lock() */
 static struct sock *udp4_lib_lookup2(struct net *net,
                 __be32 saddr, __be16 sport,
                 __be32 daddr, unsigned int hnum, int dif,
-                struct udp_hslot *hslot2, unsigned int slot2,
+                struct udp_hslot *hslot2,
                 struct sk_buff *skb)
 {
         struct sock *sk, *result;
@@ -506,7 +460,7 @@ static struct sock *udp4_lib_lookup2(struct net *net,
         result = NULL;
         badness = 0;
         udp_portaddr_for_each_entry_rcu(sk, &hslot2->head) {
-                score = compute_score2(sk, net, saddr, sport,
+                score = compute_score(sk, net, saddr, sport,
                                       daddr, hnum, dif);
                 if (score > badness) {
                         reuseport = sk->sk_reuseport;
@@ -554,17 +508,22 @@ struct sock *__udp4_lib_lookup(struct net *net, __be32 saddr,
 
                 result = udp4_lib_lookup2(net, saddr, sport,
                                           daddr, hnum, dif,
-                                          hslot2, slot2, skb);
+                                          hslot2, skb);
                 if (!result) {
+                        unsigned int old_slot2 = slot2;
                         hash2 = udp4_portaddr_hash(net, htonl(INADDR_ANY), hnum);
                         slot2 = hash2 & udptable->mask;
+                        /* avoid searching the same slot again. */
+                        if (unlikely(slot2 == old_slot2))
+                                return result;
+
                         hslot2 = &udptable->hash2[slot2];
                         if (hslot->count < hslot2->count)
                                 goto begin;
 
                         result = udp4_lib_lookup2(net, saddr, sport,
-                                                  htonl(INADDR_ANY), hnum, dif,
-                                                  hslot2, slot2, skb);
+                                                  daddr, hnum, dif,
+                                                  hslot2, skb);
                 }
                 return result;
         }
@@ -572,8 +531,8 @@ begin:
         result = NULL;
         badness = 0;
         sk_for_each_rcu(sk, &hslot->head) {
-                score = compute_score(sk, net, saddr, hnum, sport,
-                                      daddr, dport, dif);
+                score = compute_score(sk, net, saddr, sport,
+                                      daddr, hnum, dif);
                 if (score > badness) {
                         reuseport = sk->sk_reuseport;
                         if (reuseport) {
@@ -1755,8 +1714,11 @@ static inline int udp4_csum_init(struct sk_buff *skb, struct udphdr *uh,
                         return err;
         }
 
-        return skb_checksum_init_zero_check(skb, proto, uh->check,
-                                            inet_compute_pseudo);
+        /* Note, we are only interested in != 0 or == 0, thus the
+         * force to int.
+         */
+        return (__force int)skb_checksum_init_zero_check(skb, proto, uh->check,
+                                                         inet_compute_pseudo);
 }
 
 /*
diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c
index 4527285fcaa2..a4fa84076969 100644
--- a/net/ipv6/icmp.c
+++ b/net/ipv6/icmp.c
@@ -98,7 +98,7 @@ static void icmpv6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
 
         if (!(type & ICMPV6_INFOMSG_MASK))
                 if (icmp6->icmp6_type == ICMPV6_ECHO_REQUEST)
-                        ping_err(skb, offset, info);
+                        ping_err(skb, offset, ntohl(info));
 }
 
 static int icmpv6_rcv(struct sk_buff *skb);
diff --git a/net/ipv6/ip6_checksum.c b/net/ipv6/ip6_checksum.c
index b2025bf3da4a..c0cbcb259f5a 100644
--- a/net/ipv6/ip6_checksum.c
+++ b/net/ipv6/ip6_checksum.c
@@ -78,9 +78,12 @@ int udp6_csum_init(struct sk_buff *skb, struct udphdr *uh, int proto)
          * we accept a checksum of zero here. When we find the socket
          * for the UDP packet we'll check if that socket allows zero checksum
          * for IPv6 (set by socket option).
+         *
+         * Note, we are only interested in != 0 or == 0, thus the
+         * force to int.
          */
-        return skb_checksum_init_zero_check(skb, proto, uh->check,
-                                           ip6_compute_pseudo);
+        return (__force int)skb_checksum_init_zero_check(skb, proto, uh->check,
+                                                         ip6_compute_pseudo);
 }
 EXPORT_SYMBOL(udp6_csum_init);
 
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index fdc9de276ab1..776d145113e1 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -468,7 +468,7 @@ static int gre_rcv(struct sk_buff *skb)
         bool csum_err = false;
         int hdr_len;
 
-        hdr_len = gre_parse_header(skb, &tpi, &csum_err, htons(ETH_P_IPV6));
+        hdr_len = gre_parse_header(skb, &tpi, &csum_err, htons(ETH_P_IPV6), 0);
         if (hdr_len < 0)
                 goto drop;
 
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index f2e2013f8346..487ef3bc7bbc 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -1074,6 +1074,7 @@ static struct mfc6_cache *ip6mr_cache_alloc(void)
         struct mfc6_cache *c = kmem_cache_zalloc(mrt_cachep, GFP_KERNEL);
         if (!c)
                 return NULL;
+        c->mfc_un.res.last_assert = jiffies - MFC_ASSERT_THRESH - 1;
         c->mfc_un.res.minvif = MAXMIFS;
         return c;
 }
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 969913da494f..520b7884d0c2 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1782,7 +1782,7 @@ static struct rt6_info *ip6_nh_lookup_table(struct net *net,
         };
         struct fib6_table *table;
         struct rt6_info *rt;
-        int flags = 0;
+        int flags = RT6_LOOKUP_F_IFACE;
 
         table = fib6_get_table(net, cfg->fc_table);
         if (!table)
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 0a5a255277e5..0619ac70836d 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -560,13 +560,13 @@ static int ipip6_err(struct sk_buff *skb, u32 info)
 
         if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) {
                 ipv4_update_pmtu(skb, dev_net(skb->dev), info,
-                                 t->parms.link, 0, IPPROTO_IPV6, 0);
+                                 t->parms.link, 0, iph->protocol, 0);
                 err = 0;
                 goto out;
         }
         if (type == ICMP_REDIRECT) {
                 ipv4_redirect(skb, dev_net(skb->dev), t->parms.link, 0,
-                              IPPROTO_IPV6, 0);
+                              iph->protocol, 0);
                 err = 0;
                 goto out;
         }
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index f36c2d076fce..2255d2bf5f6b 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -738,7 +738,7 @@ static const struct tcp_request_sock_ops tcp_request_sock_ipv6_ops = {
 static void tcp_v6_send_response(const struct sock *sk, struct sk_buff *skb, u32 seq,
                                  u32 ack, u32 win, u32 tsval, u32 tsecr,
                                  int oif, struct tcp_md5sig_key *key, int rst,
-                                 u8 tclass, u32 label)
+                                 u8 tclass, __be32 label)
 {
         const struct tcphdr *th = tcp_hdr(skb);
         struct tcphdr *t1;
@@ -911,7 +911,7 @@ out:
 static void tcp_v6_send_ack(const struct sock *sk, struct sk_buff *skb, u32 seq,
                             u32 ack, u32 win, u32 tsval, u32 tsecr, int oif,
                             struct tcp_md5sig_key *key, u8 tclass,
-                            u32 label)
+                            __be32 label)
 {
         tcp_v6_send_response(sk, skb, seq, ack, win, tsval, tsecr, oif, key, 0,
                              tclass, label);
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index f421c9f23c5b..005dc82c2138 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -115,11 +115,10 @@ static void udp_v6_rehash(struct sock *sk)
         udp_lib_rehash(sk, new_hash);
 }
 
-static inline int compute_score(struct sock *sk, struct net *net,
-                                unsigned short hnum,
-                                const struct in6_addr *saddr, __be16 sport,
-                                const struct in6_addr *daddr, __be16 dport,
-                                int dif)
+static int compute_score(struct sock *sk, struct net *net,
+                         const struct in6_addr *saddr, __be16 sport,
+                         const struct in6_addr *daddr, unsigned short hnum,
+                         int dif)
 {
         int score;
         struct inet_sock *inet;
@@ -162,54 +161,11 @@ static inline int compute_score(struct sock *sk, struct net *net,
         return score;
 }
 
-static inline int compute_score2(struct sock *sk, struct net *net,
-                                 const struct in6_addr *saddr, __be16 sport,
-                                 const struct in6_addr *daddr,
-                                 unsigned short hnum, int dif)
-{
-        int score;
-        struct inet_sock *inet;
-
-        if (!net_eq(sock_net(sk), net) ||
-            udp_sk(sk)->udp_port_hash != hnum ||
-            sk->sk_family != PF_INET6)
-                return -1;
-
-        if (!ipv6_addr_equal(&sk->sk_v6_rcv_saddr, daddr))
-                return -1;
-
-        score = 0;
-        inet = inet_sk(sk);
-
-        if (inet->inet_dport) {
-                if (inet->inet_dport != sport)
-                        return -1;
-                score++;
-        }
-
-        if (!ipv6_addr_any(&sk->sk_v6_daddr)) {
-                if (!ipv6_addr_equal(&sk->sk_v6_daddr, saddr))
-                        return -1;
-                score++;
-        }
-
-        if (sk->sk_bound_dev_if) {
-                if (sk->sk_bound_dev_if != dif)
-                        return -1;
-                score++;
-        }
-
-        if (sk->sk_incoming_cpu == raw_smp_processor_id())
-                score++;
-
-        return score;
-}
-
-/* called with read_rcu_lock() */
+/* called with rcu_read_lock() */
 static struct sock *udp6_lib_lookup2(struct net *net,
                 const struct in6_addr *saddr, __be16 sport,
                 const struct in6_addr *daddr, unsigned int hnum, int dif,
-                struct udp_hslot *hslot2, unsigned int slot2,
+                struct udp_hslot *hslot2,
                 struct sk_buff *skb)
 {
         struct sock *sk, *result;
@@ -219,7 +175,7 @@ static struct sock *udp6_lib_lookup2(struct net *net,
         result = NULL;
         badness = -1;
         udp_portaddr_for_each_entry_rcu(sk, &hslot2->head) {
-                score = compute_score2(sk, net, saddr, sport,
+                score = compute_score(sk, net, saddr, sport,
                                       daddr, hnum, dif);
                 if (score > badness) {
                         reuseport = sk->sk_reuseport;
@@ -268,17 +224,22 @@ struct sock *__udp6_lib_lookup(struct net *net,
 
                 result = udp6_lib_lookup2(net, saddr, sport,
                                           daddr, hnum, dif,
-                                          hslot2, slot2, skb);
+                                          hslot2, skb);
                 if (!result) {
+                        unsigned int old_slot2 = slot2;
                         hash2 = udp6_portaddr_hash(net, &in6addr_any, hnum);
                         slot2 = hash2 & udptable->mask;
+                        /* avoid searching the same slot again. */
+                        if (unlikely(slot2 == old_slot2))
+                                return result;
+
                         hslot2 = &udptable->hash2[slot2];
                         if (hslot->count < hslot2->count)
                                 goto begin;
 
                         result = udp6_lib_lookup2(net, saddr, sport,
-                                                  &in6addr_any, hnum, dif,
-                                                  hslot2, slot2, skb);
+                                                  daddr, hnum, dif,
+                                                  hslot2, skb);
                 }
                 return result;
         }
@@ -286,7 +247,7 @@ begin:
         result = NULL;
         badness = -1;
         sk_for_each_rcu(sk, &hslot->head) {
-                score = compute_score(sk, net, hnum, saddr, sport, daddr, dport, dif);
+                score = compute_score(sk, net, saddr, sport, daddr, hnum, dif);
                 if (score > badness) {
                         reuseport = sk->sk_reuseport;
                         if (reuseport) {
diff --git a/net/kcm/kcmproc.c b/net/kcm/kcmproc.c
index 738008726cc6..fda7f4715c58 100644
--- a/net/kcm/kcmproc.c
+++ b/net/kcm/kcmproc.c
@@ -241,6 +241,7 @@ static const struct file_operations kcm_seq_fops = {
         .open           = kcm_seq_open,
         .read           = seq_read,
         .llseek         = seq_lseek,
+        .release        = seq_release_net,
 };
 
 static struct kcm_seq_muxinfo kcm_seq_muxinfo = {
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 21b1fdf5d01d..6a1603bcdced 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -148,14 +148,17 @@ u32 mesh_accept_plinks_update(struct ieee80211_sub_if_data *sdata)
 void mesh_sta_cleanup(struct sta_info *sta)
 {
         struct ieee80211_sub_if_data *sdata = sta->sdata;
-        u32 changed;
+        u32 changed = 0;
 
         /*
          * maybe userspace handles peer allocation and peering, but in either
          * case the beacon is still generated by the kernel and we might need
          * an update.
          */
-        changed = mesh_accept_plinks_update(sdata);
+        if (sdata->u.mesh.user_mpm &&
+            sta->mesh->plink_state == NL80211_PLINK_ESTAB)
+                changed |= mesh_plink_dec_estab_count(sdata);
+        changed |= mesh_accept_plinks_update(sdata);
         if (!sdata->u.mesh.user_mpm) {
                 changed |= mesh_plink_deactivate(sta);
                 del_timer_sync(&sta->mesh->plink_timer);
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index db2312eeb2a4..f204274a9b6b 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1544,6 +1544,8 @@ void nf_conntrack_cleanup_end(void)
         nf_conntrack_tstamp_fini();
         nf_conntrack_acct_fini();
         nf_conntrack_expect_fini();
+
+        kmem_cache_destroy(nf_conntrack_cachep);
 }
 
 /*
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 7b7aa871a174..2c881871db38 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2946,24 +2946,20 @@ int nf_tables_bind_set(const struct nft_ctx *ctx, struct nft_set *set,
                  * jumps are already validated for that chain.
                  */
                 list_for_each_entry(i, &set->bindings, list) {
-                        if (binding->flags & NFT_SET_MAP &&
+                        if (i->flags & NFT_SET_MAP &&
                             i->chain == binding->chain)
                                 goto bind;
                 }
 
+                iter.genmask    = nft_genmask_next(ctx->net);
                 iter.skip       = 0;
                 iter.count      = 0;
                 iter.err        = 0;
                 iter.fn         = nf_tables_bind_check_setelem;
 
                 set->ops->walk(ctx, set, &iter);
-                if (iter.err < 0) {
-                        /* Destroy anonymous sets if binding fails */
-                        if (set->flags & NFT_SET_ANONYMOUS)
-                                nf_tables_set_destroy(ctx, set);
-
+                if (iter.err < 0)
                         return iter.err;
-                }
         }
 bind:
         binding->chain = ctx->chain;
@@ -3192,12 +3188,13 @@ static int nf_tables_dump_set(struct sk_buff *skb, struct netlink_callback *cb)
         if (nest == NULL)
                 goto nla_put_failure;
 
-        args.cb         = cb;
-        args.skb        = skb;
-        args.iter.skip  = cb->args[0];
-        args.iter.count = 0;
-        args.iter.err   = 0;
-        args.iter.fn    = nf_tables_dump_setelem;
+        args.cb                 = cb;
+        args.skb                = skb;
+        args.iter.genmask       = nft_genmask_cur(ctx.net);
+        args.iter.skip          = cb->args[0];
+        args.iter.count         = 0;
+        args.iter.err           = 0;
+        args.iter.fn            = nf_tables_dump_setelem;
         set->ops->walk(&ctx, set, &args.iter);
 
         nla_nest_end(skb, nest);
@@ -4284,6 +4281,7 @@ static int nf_tables_check_loops(const struct nft_ctx *ctx,
                             binding->chain != chain)
                                 continue;
 
+                        iter.genmask    = nft_genmask_next(ctx->net);
                         iter.skip       = 0;
                         iter.count      = 0;
                         iter.err        = 0;
diff --git a/net/netfilter/nf_tables_core.c b/net/netfilter/nf_tables_core.c
index e9f8dffcc244..fb8b5892b5ff 100644
--- a/net/netfilter/nf_tables_core.c
+++ b/net/netfilter/nf_tables_core.c
@@ -143,7 +143,7 @@ next_rule:
         list_for_each_entry_continue_rcu(rule, &chain->rules, list) {
 
                 /* This rule is not active, skip. */
-                if (unlikely(rule->genmask & (1 << gencursor)))
+                if (unlikely(rule->genmask & gencursor))
                         continue;
 
                 rulenum++;
diff --git a/net/netfilter/nft_hash.c b/net/netfilter/nft_hash.c
index 6fa016564f90..f39c53a159eb 100644
--- a/net/netfilter/nft_hash.c
+++ b/net/netfilter/nft_hash.c
@@ -189,7 +189,6 @@ static void nft_hash_walk(const struct nft_ctx *ctx, const struct nft_set *set,
         struct nft_hash_elem *he;
         struct rhashtable_iter hti;
         struct nft_set_elem elem;
-        u8 genmask = nft_genmask_cur(read_pnet(&set->pnet));
         int err;
 
         err = rhashtable_walk_init(&priv->ht, &hti, GFP_KERNEL);
@@ -218,7 +217,7 @@ static void nft_hash_walk(const struct nft_ctx *ctx, const struct nft_set *set,
                         goto cont;
                 if (nft_set_elem_expired(&he->ext))
                         goto cont;
-                if (!nft_set_elem_active(&he->ext, genmask))
+                if (!nft_set_elem_active(&he->ext, iter->genmask))
                         goto cont;
 
                 elem.priv = he;
diff --git a/net/netfilter/nft_rbtree.c b/net/netfilter/nft_rbtree.c
index f762094af7c1..7201d57b5a93 100644
--- a/net/netfilter/nft_rbtree.c
+++ b/net/netfilter/nft_rbtree.c
@@ -211,7 +211,6 @@ static void nft_rbtree_walk(const struct nft_ctx *ctx,
         struct nft_rbtree_elem *rbe;
         struct nft_set_elem elem;
         struct rb_node *node;
-        u8 genmask = nft_genmask_cur(read_pnet(&set->pnet));
 
         spin_lock_bh(&nft_rbtree_lock);
         for (node = rb_first(&priv->root); node != NULL; node = rb_next(node)) {
@@ -219,7 +218,7 @@ static void nft_rbtree_walk(const struct nft_ctx *ctx,
 
                 if (iter->count < iter->skip)
                         goto cont;
-                if (!nft_set_elem_active(&rbe->ext, genmask))
+                if (!nft_set_elem_active(&rbe->ext, iter->genmask))
                         goto cont;
 
                 elem.priv = rbe;
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index 3d5feede962d..d84312584ee4 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -818,8 +818,18 @@ static int ovs_ct_lookup(struct net *net, struct sw_flow_key *key,
                  */
                 state = OVS_CS_F_TRACKED | OVS_CS_F_NEW | OVS_CS_F_RELATED;
                 __ovs_ct_update_key(key, state, &info->zone, exp->master);
-        } else
-                return __ovs_ct_lookup(net, key, info, skb);
+        } else {
+                struct nf_conn *ct;
+                int err;
+
+                err = __ovs_ct_lookup(net, key, info, skb);
+                if (err)
+                        return err;
+
+                ct = (struct nf_conn *)skb->nfct;
+                if (ct)
+                        nf_ct_deliver_cached_events(ct);
+        }
 
         return 0;
 }
diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
index 310cabce2311..7c2a65a6af5c 100644
--- a/net/rds/ib_cm.c
+++ b/net/rds/ib_cm.c
@@ -111,7 +111,7 @@ void rds_ib_cm_connect_complete(struct rds_connection *conn, struct rdma_cm_even
                 }
         }
 
-        if (conn->c_version < RDS_PROTOCOL(3,1)) {
+        if (conn->c_version < RDS_PROTOCOL(3, 1)) {
                 printk(KERN_NOTICE "RDS/IB: Connection to %pI4 version %u.%u failed,"
                        " no longer supported\n",
                        &conn->c_faddr,
diff --git a/net/rds/loop.c b/net/rds/loop.c
index 6b12b68541ae..814173b466d9 100644
--- a/net/rds/loop.c
+++ b/net/rds/loop.c
@@ -95,8 +95,9 @@ out:
  */
 static void rds_loop_inc_free(struct rds_incoming *inc)
 {
-        struct rds_message *rm = container_of(inc, struct rds_message, m_inc);
-        rds_message_put(rm);
+        struct rds_message *rm = container_of(inc, struct rds_message, m_inc);
+
+        rds_message_put(rm);
 }
 
 /* we need to at least give the thread something to succeed */
diff --git a/net/rds/sysctl.c b/net/rds/sysctl.c
index c173f69e1479..e381bbcd9cc1 100644
--- a/net/rds/sysctl.c
+++ b/net/rds/sysctl.c
@@ -102,7 +102,8 @@ int rds_sysctl_init(void)
         rds_sysctl_reconnect_min = msecs_to_jiffies(1);
         rds_sysctl_reconnect_min_jiffies = rds_sysctl_reconnect_min;
 
-        rds_sysctl_reg_table = register_net_sysctl(&init_net,"net/rds", rds_sysctl_rds_table);
+        rds_sysctl_reg_table =
+                register_net_sysctl(&init_net, "net/rds", rds_sysctl_rds_table);
         if (!rds_sysctl_reg_table)
                 return -ENOMEM;
         return 0;
diff --git a/net/rds/tcp.h b/net/rds/tcp.h
index ec0602b0dc24..7940babf6c71 100644
--- a/net/rds/tcp.h
+++ b/net/rds/tcp.h
@@ -83,7 +83,7 @@ int rds_tcp_inc_copy_to_user(struct rds_incoming *inc, struct iov_iter *to);
 void rds_tcp_xmit_prepare(struct rds_connection *conn);
 void rds_tcp_xmit_complete(struct rds_connection *conn);
 int rds_tcp_xmit(struct rds_connection *conn, struct rds_message *rm,
-                 unsigned int hdr_off, unsigned int sg, unsigned int off);
+                 unsigned int hdr_off, unsigned int sg, unsigned int off);
 void rds_tcp_write_space(struct sock *sk);
 
 /* tcp_stats.c */
diff --git a/net/rds/tcp_connect.c b/net/rds/tcp_connect.c
index fba13d0305fb..f6e95d60db54 100644
--- a/net/rds/tcp_connect.c
+++ b/net/rds/tcp_connect.c
@@ -54,19 +54,19 @@ void rds_tcp_state_change(struct sock *sk)
 
         rdsdebug("sock %p state_change to %d\n", tc->t_sock, sk->sk_state);
 
-        switch(sk->sk_state) {
-                /* ignore connecting sockets as they make progress */
-                case TCP_SYN_SENT:
-                case TCP_SYN_RECV:
-                        break;
-                case TCP_ESTABLISHED:
-                        rds_connect_path_complete(conn, RDS_CONN_CONNECTING);
-                        break;
-                case TCP_CLOSE_WAIT:
-                case TCP_CLOSE:
-                        rds_conn_drop(conn);
-                default:
-                        break;
+        switch (sk->sk_state) {
+        /* ignore connecting sockets as they make progress */
+        case TCP_SYN_SENT:
+        case TCP_SYN_RECV:
+                break;
+        case TCP_ESTABLISHED:
+                rds_connect_path_complete(conn, RDS_CONN_CONNECTING);
+                break;
+        case TCP_CLOSE_WAIT:
+        case TCP_CLOSE:
+                rds_conn_drop(conn);
+        default:
+                break;
         }
 out:
         read_unlock_bh(&sk->sk_callback_lock);
diff --git a/net/rds/tcp_listen.c b/net/rds/tcp_listen.c
index 686b1d03a558..245542ca4718 100644
--- a/net/rds/tcp_listen.c
+++ b/net/rds/tcp_listen.c
@@ -138,7 +138,7 @@ int rds_tcp_accept_one(struct socket *sock)
                         rds_tcp_reset_callbacks(new_sock, conn);
                         conn->c_outgoing = 0;
                         /* rds_connect_path_complete() marks RDS_CONN_UP */
-                        rds_connect_path_complete(conn, RDS_CONN_DISCONNECTING);
+                        rds_connect_path_complete(conn, RDS_CONN_RESETTING);
                 }
         } else {
                 rds_tcp_set_callbacks(new_sock, conn);
diff --git a/net/rds/tcp_recv.c b/net/rds/tcp_recv.c
index c3196f9d070a..6e6a7111a034 100644
--- a/net/rds/tcp_recv.c
+++ b/net/rds/tcp_recv.c
@@ -171,7 +171,7 @@ static int rds_tcp_data_recv(read_descriptor_t *desc, struct sk_buff *skb,
         while (left) {
                 if (!tinc) {
                         tinc = kmem_cache_alloc(rds_tcp_incoming_slab,
-                                                arg->gfp);
+                                                arg->gfp);
                         if (!tinc) {
                                 desc->error = -ENOMEM;
                                 goto out;
diff --git a/net/rds/tcp_send.c b/net/rds/tcp_send.c
index 22d0f2020a79..618be69c9c3b 100644
--- a/net/rds/tcp_send.c
+++ b/net/rds/tcp_send.c
@@ -66,19 +66,19 @@ void rds_tcp_xmit_complete(struct rds_connection *conn)
 static int rds_tcp_sendmsg(struct socket *sock, void *data, unsigned int len)
 {
         struct kvec vec = {
-                .iov_base = data,
-                .iov_len = len,
+                .iov_base = data,
+                .iov_len = len,
+        };
+        struct msghdr msg = {
+                .msg_flags = MSG_DONTWAIT | MSG_NOSIGNAL,
         };
-        struct msghdr msg = {
-                .msg_flags = MSG_DONTWAIT | MSG_NOSIGNAL,
-        };
 
         return kernel_sendmsg(sock, &msg, &vec, 1, vec.iov_len);
 }
 
 /* the core send_sem serializes this with other xmit and shutdown */
 int rds_tcp_xmit(struct rds_connection *conn, struct rds_message *rm,
-                 unsigned int hdr_off, unsigned int sg, unsigned int off)
+                 unsigned int hdr_off, unsigned int sg, unsigned int off)
 {
         struct rds_tcp_connection *tc = conn->c_transport_data;
         int done = 0;
@@ -196,7 +196,7 @@ void rds_tcp_write_space(struct sock *sk)
         tc->t_last_seen_una = rds_tcp_snd_una(tc);
         rds_send_drop_acked(conn, rds_tcp_snd_una(tc), rds_tcp_is_acked);
 
-        if ((atomic_read(&sk->sk_wmem_alloc) << 1) <= sk->sk_sndbuf)
+        if ((atomic_read(&sk->sk_wmem_alloc) << 1) <= sk->sk_sndbuf)
                 queue_delayed_work(rds_wq, &conn->c_send_w, 0);
 
 out:
diff --git a/net/rds/transport.c b/net/rds/transport.c
index f3afd1d60d3c..2ffd3e30c643 100644
--- a/net/rds/transport.c
+++ b/net/rds/transport.c
@@ -140,8 +140,7 @@ unsigned int rds_trans_stats_info_copy(struct rds_info_iterator *iter,
         rds_info_iter_unmap(iter);
         down_read(&rds_trans_sem);
 
-        for (i = 0; i < RDS_TRANS_COUNT; i++)
-        {
+        for (i = 0; i < RDS_TRANS_COUNT; i++) {
                 trans = transports[i];
                 if (!trans || !trans->stats_info_copy)
                         continue;
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 336774a535c3..c7a0b0d481c0 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -1118,7 +1118,7 @@ tc_dump_action(struct sk_buff *skb, struct netlink_callback *cb)
                 nla_nest_end(skb, nest);
                 ret = skb->len;
         } else
-                nla_nest_cancel(skb, nest);
+                nlmsg_trim(skb, b);
 
         nlh->nlmsg_len = skb_tail_pointer(skb) - b;
         if (NETLINK_CB(cb->skb).portid && ret)
diff --git a/net/sched/act_ife.c b/net/sched/act_ife.c
index 658046dfe02d..ea4a2fef1b71 100644
--- a/net/sched/act_ife.c
+++ b/net/sched/act_ife.c
@@ -106,9 +106,9 @@ int ife_get_meta_u16(struct sk_buff *skb, struct tcf_meta_info *mi)
 }
 EXPORT_SYMBOL_GPL(ife_get_meta_u16);
 
-int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval)
+int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval, gfp_t gfp)
 {
-        mi->metaval = kmemdup(metaval, sizeof(u32), GFP_KERNEL);
+        mi->metaval = kmemdup(metaval, sizeof(u32), gfp);
         if (!mi->metaval)
                 return -ENOMEM;
 
@@ -116,9 +116,9 @@ int ife_alloc_meta_u32(struct tcf_meta_info *mi, void *metaval)
 }
 EXPORT_SYMBOL_GPL(ife_alloc_meta_u32);
 
-int ife_alloc_meta_u16(struct tcf_meta_info *mi, void *metaval)
+int ife_alloc_meta_u16(struct tcf_meta_info *mi, void *metaval, gfp_t gfp)
 {
-        mi->metaval = kmemdup(metaval, sizeof(u16), GFP_KERNEL);
+        mi->metaval = kmemdup(metaval, sizeof(u16), gfp);
         if (!mi->metaval)
                 return -ENOMEM;
 
@@ -240,10 +240,10 @@ static int ife_validate_metatype(struct tcf_meta_ops *ops, void *val, int len)
 }
 
 /* called when adding new meta information
- * under ife->tcf_lock
+ * under ife->tcf_lock for existing action
 */
 static int load_metaops_and_vet(struct tcf_ife_info *ife, u32 metaid,
-                                void *val, int len)
+                                void *val, int len, bool exists)
 {
         struct tcf_meta_ops *ops = find_ife_oplist(metaid);
         int ret = 0;
@@ -251,11 +251,13 @@ static int load_metaops_and_vet(struct tcf_ife_info *ife, u32 metaid,
         if (!ops) {
                 ret = -ENOENT;
 #ifdef CONFIG_MODULES
-                spin_unlock_bh(&ife->tcf_lock);
+                if (exists)
+                        spin_unlock_bh(&ife->tcf_lock);
                 rtnl_unlock();
                 request_module("ifemeta%u", metaid);
                 rtnl_lock();
-                spin_lock_bh(&ife->tcf_lock);
+                if (exists)
+                        spin_lock_bh(&ife->tcf_lock);
                 ops = find_ife_oplist(metaid);
 #endif
         }
@@ -272,10 +274,10 @@ static int load_metaops_and_vet(struct tcf_ife_info *ife, u32 metaid,
 }
 
 /* called when adding new meta information
- * under ife->tcf_lock
+ * under ife->tcf_lock for existing action
 */
 static int add_metainfo(struct tcf_ife_info *ife, u32 metaid, void *metaval,
-                        int len)
+                        int len, bool atomic)
 {
         struct tcf_meta_info *mi = NULL;
         struct tcf_meta_ops *ops = find_ife_oplist(metaid);
@@ -284,7 +286,7 @@ static int add_metainfo(struct tcf_ife_info *ife, u32 metaid, void *metaval,
         if (!ops)
                 return -ENOENT;
 
-        mi = kzalloc(sizeof(*mi), GFP_KERNEL);
+        mi = kzalloc(sizeof(*mi), atomic ? GFP_ATOMIC : GFP_KERNEL);
         if (!mi) {
                 /*put back what find_ife_oplist took */
                 module_put(ops->owner);
@@ -294,7 +296,7 @@ static int add_metainfo(struct tcf_ife_info *ife, u32 metaid, void *metaval,
         mi->metaid = metaid;
         mi->ops = ops;
         if (len > 0) {
-                ret = ops->alloc(mi, metaval);
+                ret = ops->alloc(mi, metaval, atomic ? GFP_ATOMIC : GFP_KERNEL);
                 if (ret != 0) {
                         kfree(mi);
                         module_put(ops->owner);
@@ -313,11 +315,13 @@ static int use_all_metadata(struct tcf_ife_info *ife)
         int rc = 0;
         int installed = 0;
 
+        read_lock(&ife_mod_lock);
         list_for_each_entry(o, &ifeoplist, list) {
-                rc = add_metainfo(ife, o->metaid, NULL, 0);
+                rc = add_metainfo(ife, o->metaid, NULL, 0, true);
                 if (rc == 0)
                         installed += 1;
         }
+        read_unlock(&ife_mod_lock);
 
         if (installed)
                 return 0;
@@ -385,8 +389,9 @@ static void tcf_ife_cleanup(struct tc_action *a, int bind)
         spin_unlock_bh(&ife->tcf_lock);
 }
 
-/* under ife->tcf_lock */
-static int populate_metalist(struct tcf_ife_info *ife, struct nlattr **tb)
+/* under ife->tcf_lock for existing action */
+static int populate_metalist(struct tcf_ife_info *ife, struct nlattr **tb,
+                             bool exists)
 {
         int len = 0;
         int rc = 0;
@@ -398,11 +403,11 @@ static int populate_metalist(struct tcf_ife_info *ife, struct nlattr **tb)
                         val = nla_data(tb[i]);
                         len = nla_len(tb[i]);
 
-                        rc = load_metaops_and_vet(ife, i, val, len);
+                        rc = load_metaops_and_vet(ife, i, val, len, exists);
                         if (rc != 0)
                                 return rc;
 
-                        rc = add_metainfo(ife, i, val, len);
+                        rc = add_metainfo(ife, i, val, len, exists);
                         if (rc)
                                 return rc;
                 }
@@ -474,7 +479,8 @@ static int tcf_ife_init(struct net *net, struct nlattr *nla,
                         saddr = nla_data(tb[TCA_IFE_SMAC]);
         }
 
-        spin_lock_bh(&ife->tcf_lock);
+        if (exists)
+                spin_lock_bh(&ife->tcf_lock);
         ife->tcf_action = parm->action;
 
         if (parm->flags & IFE_ENCODE) {
@@ -504,11 +510,12 @@ metadata_parse_err:
                         if (ret == ACT_P_CREATED)
                                 _tcf_ife_cleanup(a, bind);
 
-                        spin_unlock_bh(&ife->tcf_lock);
+                        if (exists)
+                                spin_unlock_bh(&ife->tcf_lock);
                         return err;
                 }
 
-                err = populate_metalist(ife, tb2);
+                err = populate_metalist(ife, tb2, exists);
                 if (err)
                         goto metadata_parse_err;
 
@@ -523,12 +530,14 @@ metadata_parse_err:
                         if (ret == ACT_P_CREATED)
                                 _tcf_ife_cleanup(a, bind);
 
-                        spin_unlock_bh(&ife->tcf_lock);
+                        if (exists)
+                                spin_unlock_bh(&ife->tcf_lock);
                         return err;
                 }
         }
 
-        spin_unlock_bh(&ife->tcf_lock);
+        if (exists)
+                spin_unlock_bh(&ife->tcf_lock);
 
         if (ret == ACT_P_CREATED)
                 tcf_hash_insert(tn, a);
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c
index 9f002ada7074..d4bd19ee5822 100644
--- a/net/sched/act_ipt.c
+++ b/net/sched/act_ipt.c
@@ -121,10 +121,13 @@ static int __tcf_ipt_init(struct tc_action_net *tn, struct nlattr *nla,
         }
 
         td = (struct xt_entry_target *)nla_data(tb[TCA_IPT_TARG]);
-        if (nla_len(tb[TCA_IPT_TARG]) < td->u.target_size)
+        if (nla_len(tb[TCA_IPT_TARG]) < td->u.target_size) {
+                if (exists)
+                        tcf_hash_release(a, bind);
                 return -EINVAL;
+        }
 
-        if (!tcf_hash_check(tn, index, a, bind)) {
+        if (!exists) {
                 ret = tcf_hash_create(tn, index, est, a, sizeof(*ipt), bind,
                                       false);
                 if (ret)
diff --git a/net/sched/sch_fifo.c b/net/sched/sch_fifo.c
index 2177eac0a61e..2e4bd2c0a50c 100644
--- a/net/sched/sch_fifo.c
+++ b/net/sched/sch_fifo.c
@@ -37,14 +37,18 @@ static int pfifo_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 
 static int pfifo_tail_enqueue(struct sk_buff *skb, struct Qdisc *sch)
 {
+        unsigned int prev_backlog;
+
         if (likely(skb_queue_len(&sch->q) < sch->limit))
                 return qdisc_enqueue_tail(skb, sch);
 
+        prev_backlog = sch->qstats.backlog;
         /* queue full, remove one skb to fulfill the limit */
         __qdisc_queue_drop_head(sch, &sch->q);
         qdisc_qstats_drop(sch);
         qdisc_enqueue_tail(skb, sch);
 
+        qdisc_tree_reduce_backlog(sch, 0, prev_backlog - sch->qstats.backlog);
         return NET_XMIT_CN;
 }
 
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index d4b4218af6b1..62f9d8100c6e 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1007,7 +1007,9 @@ static void htb_work_func(struct work_struct *work)
         struct htb_sched *q = container_of(work, struct htb_sched, work);
         struct Qdisc *sch = q->watchdog.qdisc;
 
+        rcu_read_lock();
         __netif_schedule(qdisc_root(sch));
+        rcu_read_unlock();
 }
 
 static int htb_init(struct Qdisc *sch, struct nlattr *opt)
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index 205bed00dd34..178f1630a036 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -650,14 +650,14 @@ deliver:
 #endif
 
                         if (q->qdisc) {
+                                unsigned int pkt_len = qdisc_pkt_len(skb);
                                 int err = qdisc_enqueue(skb, q->qdisc);
 
-                                if (unlikely(err != NET_XMIT_SUCCESS)) {
-                                        if (net_xmit_drop_count(err)) {
-                                                qdisc_qstats_drop(sch);
-                                                qdisc_tree_reduce_backlog(sch, 1,
-                                                                          qdisc_pkt_len(skb));
-                                        }
+                                if (err != NET_XMIT_SUCCESS &&
+                                    net_xmit_drop_count(err)) {
+                                        qdisc_qstats_drop(sch);
+                                        qdisc_tree_reduce_backlog(sch, 1,
+                                                                  pkt_len);
                                 }
                                 goto tfifo_dequeue;
                         }
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index 4b0a82191bc4..a356450b747b 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -172,8 +172,9 @@ prio_destroy(struct Qdisc *sch)
 static int prio_tune(struct Qdisc *sch, struct nlattr *opt)
 {
         struct prio_sched_data *q = qdisc_priv(sch);
+        struct Qdisc *queues[TCQ_PRIO_BANDS];
+        int oldbands = q->bands, i;
         struct tc_prio_qopt *qopt;
-        int i;
 
         if (nla_len(opt) < sizeof(*qopt))
                 return -EINVAL;
@@ -187,62 +188,42 @@ static int prio_tune(struct Qdisc *sch, struct nlattr *opt)
                         return -EINVAL;
         }
 
+        /* Before commit, make sure we can allocate all new qdiscs */
+        for (i = oldbands; i < qopt->bands; i++) {
+                queues[i] = qdisc_create_dflt(sch->dev_queue, &pfifo_qdisc_ops,
+                                              TC_H_MAKE(sch->handle, i + 1));
+                if (!queues[i]) {
+                        while (i > oldbands)
+                                qdisc_destroy(queues[--i]);
+                        return -ENOMEM;
+                }
+        }
+
         sch_tree_lock(sch);
         q->bands = qopt->bands;
         memcpy(q->prio2band, qopt->priomap, TC_PRIO_MAX+1);
 
-        for (i = q->bands; i < TCQ_PRIO_BANDS; i++) {
+        for (i = q->bands; i < oldbands; i++) {
                 struct Qdisc *child = q->queues[i];
-                q->queues[i] = &noop_qdisc;
-                if (child != &noop_qdisc) {
-                        qdisc_tree_reduce_backlog(child, child->q.qlen, child->qstats.backlog);
-                        qdisc_destroy(child);
-                }
-        }
-        sch_tree_unlock(sch);
 
-        for (i = 0; i < q->bands; i++) {
-                if (q->queues[i] == &noop_qdisc) {
-                        struct Qdisc *child, *old;
-
-                        child = qdisc_create_dflt(sch->dev_queue,
-                                                  &pfifo_qdisc_ops,
-                                                  TC_H_MAKE(sch->handle, i + 1));
-                        if (child) {
-                                sch_tree_lock(sch);
-                                old = q->queues[i];
-                                q->queues[i] = child;
-
-                                if (old != &noop_qdisc) {
-                                        qdisc_tree_reduce_backlog(old,
-                                                                  old->q.qlen,
-                                                                  old->qstats.backlog);
-                                        qdisc_destroy(old);
-                                }
-                                sch_tree_unlock(sch);
-                        }
-                }
+                qdisc_tree_reduce_backlog(child, child->q.qlen,
+                                          child->qstats.backlog);
+                qdisc_destroy(child);
         }
+
+        for (i = oldbands; i < q->bands; i++)
+                q->queues[i] = queues[i];
+
+        sch_tree_unlock(sch);
         return 0;
 }
 
 static int prio_init(struct Qdisc *sch, struct nlattr *opt)
 {
-        struct prio_sched_data *q = qdisc_priv(sch);
-        int i;
-
-        for (i = 0; i < TCQ_PRIO_BANDS; i++)
-                q->queues[i] = &noop_qdisc;
-
-        if (opt == NULL) {
+        if (!opt)
                 return -EINVAL;
-        } else {
-                int err;
 
-                if ((err = prio_tune(sch, opt)) != 0)
-                        return err;
-        }
-        return 0;
+        return prio_tune(sch, opt);
 }
 
 static int prio_dump(struct Qdisc *sch, struct sk_buff *skb)
diff --git a/net/sctp/sctp_diag.c b/net/sctp/sctp_diag.c
index 1ce724b87618..f69edcf219e5 100644
--- a/net/sctp/sctp_diag.c
+++ b/net/sctp/sctp_diag.c
@@ -3,12 +3,6 @@
 #include <linux/sock_diag.h>
 #include <net/sctp/sctp.h>
 
-extern void inet_diag_msg_common_fill(struct inet_diag_msg *r,
-                                      struct sock *sk);
-extern int inet_diag_msg_attrs_fill(struct sock *sk, struct sk_buff *skb,
-                                    struct inet_diag_msg *r, int ext,
-                                    struct user_namespace *user_ns);
-
 static void sctp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
                                void *info);
 
diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c
index 6f11c62bc8f9..bf8f05c3eb82 100644
--- a/net/tipc/bearer.c
+++ b/net/tipc/bearer.c
@@ -405,7 +405,7 @@ int tipc_l2_send_msg(struct net *net, struct sk_buff *skb,
                 return 0;
 
         /* Send RESET message even if bearer is detached from device */
-        tipc_ptr = rtnl_dereference(dev->tipc_ptr);
+        tipc_ptr = rcu_dereference_rtnl(dev->tipc_ptr);
         if (unlikely(!tipc_ptr && !msg_is_reset(buf_msg(skb))))
                 goto drop;
 
diff --git a/net/tipc/link.c b/net/tipc/link.c
index 7059c94f33c5..67b6ab9f4c8d 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -704,7 +704,8 @@ static void link_profile_stats(struct tipc_link *l)
  */
 int tipc_link_timeout(struct tipc_link *l, struct sk_buff_head *xmitq)
 {
-        int mtyp, rc = 0;
+        int mtyp = 0;
+        int rc = 0;
         bool state = false;
         bool probe = false;
         bool setup = false;
diff --git a/net/tipc/msg.c b/net/tipc/msg.c
index 8740930f0787..17201aa8423d 100644
--- a/net/tipc/msg.c
+++ b/net/tipc/msg.c
@@ -41,6 +41,8 @@
 #include "name_table.h"
 
 #define MAX_FORWARD_SIZE 1024
+#define BUF_HEADROOM (LL_MAX_HEADER + 48)
+#define BUF_TAILROOM 16
 
 static unsigned int align(unsigned int i)
 {
@@ -505,6 +507,10 @@ bool tipc_msg_reverse(u32 own_node,  struct sk_buff **skb, int err)
                 msg_set_hdr_sz(hdr, BASIC_H_SIZE);
         }
 
+        if (skb_cloned(_skb) &&
+            pskb_expand_head(_skb, BUF_HEADROOM, BUF_TAILROOM, GFP_KERNEL))
+                goto exit;
+
         /* Now reverse the concerned fields */
         msg_set_errcode(hdr, err);
         msg_set_origport(hdr, msg_destport(&ohdr));
diff --git a/net/tipc/msg.h b/net/tipc/msg.h
index 024da8af91f0..7cf52fb39bee 100644
--- a/net/tipc/msg.h
+++ b/net/tipc/msg.h
@@ -94,17 +94,6 @@ struct plist;
 
 #define TIPC_MEDIA_INFO_OFFSET  5
 
-/**
- * TIPC message buffer code
- *
- * TIPC message buffer headroom reserves space for the worst-case
- * link-level device header (in case the message is sent off-node).
- *
- * Note: Headroom should be a multiple of 4 to ensure the TIPC header fields
- *       are word aligned for quicker access
- */
-#define BUF_HEADROOM (LL_MAX_HEADER + 48)
-
 struct tipc_skb_cb {
         void *handle;
         struct sk_buff *tail;
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 88bfcd707064..c49b8df438cb 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -796,9 +796,11 @@ void tipc_sk_mcast_rcv(struct net *net, struct sk_buff_head *arrvq,
  * @tsk: receiving socket
  * @skb: pointer to message buffer.
  */
-static void tipc_sk_proto_rcv(struct tipc_sock *tsk, struct sk_buff *skb)
+static void tipc_sk_proto_rcv(struct tipc_sock *tsk, struct sk_buff *skb,
+                              struct sk_buff_head *xmitq)
 {
         struct sock *sk = &tsk->sk;
+        u32 onode = tsk_own_node(tsk);
         struct tipc_msg *hdr = buf_msg(skb);
         int mtyp = msg_type(hdr);
         bool conn_cong;
@@ -811,7 +813,8 @@ static void tipc_sk_proto_rcv(struct tipc_sock *tsk, struct sk_buff *skb)
 
         if (mtyp == CONN_PROBE) {
                 msg_set_type(hdr, CONN_PROBE_REPLY);
-                tipc_sk_respond(sk, skb, TIPC_OK);
+                if (tipc_msg_reverse(onode, &skb, TIPC_OK))
+                        __skb_queue_tail(xmitq, skb);
                 return;
         } else if (mtyp == CONN_ACK) {
                 conn_cong = tsk_conn_cong(tsk);
@@ -1686,7 +1689,8 @@ static unsigned int rcvbuf_limit(struct sock *sk, struct sk_buff *skb)
  *
  * Returns true if message was added to socket receive queue, otherwise false
  */
-static bool filter_rcv(struct sock *sk, struct sk_buff *skb)
+static bool filter_rcv(struct sock *sk, struct sk_buff *skb,
+                       struct sk_buff_head *xmitq)
 {
         struct socket *sock = sk->sk_socket;
         struct tipc_sock *tsk = tipc_sk(sk);
@@ -1696,7 +1700,7 @@ static bool filter_rcv(struct sock *sk, struct sk_buff *skb)
         int usr = msg_user(hdr);
 
         if (unlikely(msg_user(hdr) == CONN_MANAGER)) {
-                tipc_sk_proto_rcv(tsk, skb);
+                tipc_sk_proto_rcv(tsk, skb, xmitq);
                 return false;
         }
 
@@ -1739,7 +1743,8 @@ static bool filter_rcv(struct sock *sk, struct sk_buff *skb)
         return true;
 
 reject:
-        tipc_sk_respond(sk, skb, err);
+        if (tipc_msg_reverse(tsk_own_node(tsk), &skb, err))
+                __skb_queue_tail(xmitq, skb);
         return false;
 }
 
@@ -1755,9 +1760,24 @@ reject:
 static int tipc_backlog_rcv(struct sock *sk, struct sk_buff *skb)
 {
         unsigned int truesize = skb->truesize;
+        struct sk_buff_head xmitq;
+        u32 dnode, selector;
 
-        if (likely(filter_rcv(sk, skb)))
+        __skb_queue_head_init(&xmitq);
+
+        if (likely(filter_rcv(sk, skb, &xmitq))) {
                 atomic_add(truesize, &tipc_sk(sk)->dupl_rcvcnt);
+                return 0;
+        }
+
+        if (skb_queue_empty(&xmitq))
+                return 0;
+
+        /* Send response/rejected message */
+        skb = __skb_dequeue(&xmitq);
+        dnode = msg_destnode(buf_msg(skb));
+        selector = msg_origport(buf_msg(skb));
+        tipc_node_xmit_skb(sock_net(sk), skb, dnode, selector);
         return 0;
 }
 
@@ -1771,12 +1791,13 @@ static int tipc_backlog_rcv(struct sock *sk, struct sk_buff *skb)
  * Caller must hold socket lock
  */
 static void tipc_sk_enqueue(struct sk_buff_head *inputq, struct sock *sk,
-                            u32 dport)
+                            u32 dport, struct sk_buff_head *xmitq)
 {
+        unsigned long time_limit = jiffies + 2;
+        struct sk_buff *skb;
         unsigned int lim;
         atomic_t *dcnt;
-        struct sk_buff *skb;
-        unsigned long time_limit = jiffies + 2;
+        u32 onode;
 
         while (skb_queue_len(inputq)) {
                 if (unlikely(time_after_eq(jiffies, time_limit)))
@@ -1788,7 +1809,7 @@ static void tipc_sk_enqueue(struct sk_buff_head *inputq, struct sock *sk,
 
                 /* Add message directly to receive queue if possible */
                 if (!sock_owned_by_user(sk)) {
-                        filter_rcv(sk, skb);
+                        filter_rcv(sk, skb, xmitq);
                         continue;
                 }
 
@@ -1801,7 +1822,9 @@ static void tipc_sk_enqueue(struct sk_buff_head *inputq, struct sock *sk,
                         continue;
 
                 /* Overload => reject message back to sender */
-                tipc_sk_respond(sk, skb, TIPC_ERR_OVERLOAD);
+                onode = tipc_own_addr(sock_net(sk));
+                if (tipc_msg_reverse(onode, &skb, TIPC_ERR_OVERLOAD))
+                        __skb_queue_tail(xmitq, skb);
                 break;
         }
 }
@@ -1814,12 +1837,14 @@ static void tipc_sk_enqueue(struct sk_buff_head *inputq, struct sock *sk,
  */
 void tipc_sk_rcv(struct net *net, struct sk_buff_head *inputq)
 {
+        struct sk_buff_head xmitq;
         u32 dnode, dport = 0;
         int err;
         struct tipc_sock *tsk;
         struct sock *sk;
         struct sk_buff *skb;
 
+        __skb_queue_head_init(&xmitq);
         while (skb_queue_len(inputq)) {
                 dport = tipc_skb_peek_port(inputq, dport);
                 tsk = tipc_sk_lookup(net, dport);
@@ -1827,9 +1852,14 @@ void tipc_sk_rcv(struct net *net, struct sk_buff_head *inputq)
                 if (likely(tsk)) {
                         sk = &tsk->sk;
                         if (likely(spin_trylock_bh(&sk->sk_lock.slock))) {
-                                tipc_sk_enqueue(inputq, sk, dport);
+                                tipc_sk_enqueue(inputq, sk, dport, &xmitq);
                                 spin_unlock_bh(&sk->sk_lock.slock);
                         }
+                        /* Send pending response/rejected messages, if any */
+                        while ((skb = __skb_dequeue(&xmitq))) {
+                                dnode = msg_destnode(buf_msg(skb));
+                                tipc_node_xmit_skb(net, skb, dnode, dport);
+                        }
                         sock_put(sk);
                         continue;
                 }
diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index b5f1221f48d4..b96ac918e0ba 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -61,6 +61,14 @@
  * function will also cleanup rejected sockets, those that reach the connected
  * state but leave it before they have been accepted.
  *
+ * - Lock ordering for pending or accept queue sockets is:
+ *
+ *     lock_sock(listener);
+ *     lock_sock_nested(pending, SINGLE_DEPTH_NESTING);
+ *
+ * Using explicit nested locking keeps lockdep happy since normally only one
+ * lock of a given class may be taken at a time.
+ *
  * - Sockets created by user action will be cleaned up when the user process
  * calls close(2), causing our release implementation to be called. Our release
  * implementation will perform some cleanup then drop the last reference so our
@@ -443,7 +451,7 @@ void vsock_pending_work(struct work_struct *work)
         cleanup = true;
 
         lock_sock(listener);
-        lock_sock(sk);
+        lock_sock_nested(sk, SINGLE_DEPTH_NESTING);
 
         if (vsock_is_pending(sk)) {
                 vsock_remove_pending(listener, sk);
@@ -1292,7 +1300,7 @@ static int vsock_accept(struct socket *sock, struct socket *newsock, int flags)
         if (connected) {
                 listener->sk_ack_backlog--;
 
-                lock_sock(connected);
+                lock_sock_nested(connected, SINGLE_DEPTH_NESTING);
                 vconnected = vsock_sk(connected);
 
                 /* If the listener socket has received an error, then we should
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 4e809e978b7d..2443ee30ba5b 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -509,7 +509,7 @@ static int __ieee80211_data_to_8023(struct sk_buff *skb, struct ethhdr *ehdr,
                  * replace EtherType */
                 hdrlen += ETH_ALEN + 2;
         else
-                tmp.h_proto = htons(skb->len);
+                tmp.h_proto = htons(skb->len - hdrlen);
 
         pskb_pull(skb, hdrlen);
 
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index c0f8f613f1f1..172dacd925f5 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -420,6 +420,7 @@ static int dummy_hrtimer_stop(struct snd_pcm_substream *substream)
 
 static inline void dummy_hrtimer_sync(struct dummy_hrtimer_pcm *dpcm)
 {
+        hrtimer_cancel(&dpcm->timer);
         tasklet_kill(&dpcm->tasklet);
 }
 
diff --git a/sound/hda/hdac_regmap.c b/sound/hda/hdac_regmap.c
index 87041ddd29cb..47a358fab132 100644
--- a/sound/hda/hdac_regmap.c
+++ b/sound/hda/hdac_regmap.c
@@ -444,7 +444,7 @@ int snd_hdac_regmap_write_raw(struct hdac_device *codec, unsigned int reg,
         err = reg_raw_write(codec, reg, val);
         if (err == -EAGAIN) {
                 err = snd_hdac_power_up_pm(codec);
-                if (!err)
+                if (err >= 0)
                         err = reg_raw_write(codec, reg, val);
                 snd_hdac_power_down_pm(codec);
         }
@@ -470,7 +470,7 @@ static int __snd_hdac_regmap_read_raw(struct hdac_device *codec,
         err = reg_raw_read(codec, reg, val, uncached);
         if (err == -EAGAIN) {
                 err = snd_hdac_power_up_pm(codec);
-                if (!err)
+                if (err >= 0)
                         err = reg_raw_read(codec, reg, val, uncached);
                 snd_hdac_power_down_pm(codec);
         }
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index 17fd81736d3d..0621920f7617 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -115,20 +115,20 @@ static int substream_free_pages(struct azx *chip,
 /*
  * Register access ops. Tegra HDA register access is DWORD only.
  */
-static void hda_tegra_writel(u32 value, u32 *addr)
+static void hda_tegra_writel(u32 value, u32 __iomem *addr)
 {
         writel(value, addr);
 }
 
-static u32 hda_tegra_readl(u32 *addr)
+static u32 hda_tegra_readl(u32 __iomem *addr)
 {
         return readl(addr);
 }
 
-static void hda_tegra_writew(u16 value, u16 *addr)
+static void hda_tegra_writew(u16 value, u16 __iomem  *addr)
 {
         unsigned int shift = ((unsigned long)(addr) & 0x3) << 3;
-        void *dword_addr = (void *)((unsigned long)(addr) & ~0x3);
+        void __iomem *dword_addr = (void __iomem *)((unsigned long)(addr) & ~0x3);
         u32 v;
 
         v = readl(dword_addr);
@@ -137,20 +137,20 @@ static void hda_tegra_writew(u16 value, u16 *addr)
         writel(v, dword_addr);
 }
 
-static u16 hda_tegra_readw(u16 *addr)
+static u16 hda_tegra_readw(u16 __iomem *addr)
 {
         unsigned int shift = ((unsigned long)(addr) & 0x3) << 3;
-        void *dword_addr = (void *)((unsigned long)(addr) & ~0x3);
+        void __iomem *dword_addr = (void __iomem *)((unsigned long)(addr) & ~0x3);
         u32 v;
 
         v = readl(dword_addr);
         return (v >> shift) & 0xffff;
 }
 
-static void hda_tegra_writeb(u8 value, u8 *addr)
+static void hda_tegra_writeb(u8 value, u8 __iomem *addr)
 {
         unsigned int shift = ((unsigned long)(addr) & 0x3) << 3;
-        void *dword_addr = (void *)((unsigned long)(addr) & ~0x3);
+        void __iomem *dword_addr = (void __iomem *)((unsigned long)(addr) & ~0x3);
         u32 v;
 
         v = readl(dword_addr);
@@ -159,10 +159,10 @@ static void hda_tegra_writeb(u8 value, u8 *addr)
         writel(v, dword_addr);
 }
 
-static u8 hda_tegra_readb(u8 *addr)
+static u8 hda_tegra_readb(u8 __iomem *addr)
 {
         unsigned int shift = ((unsigned long)(addr) & 0x3) << 3;
-        void *dword_addr = (void *)((unsigned long)(addr) & ~0x3);
+        void __iomem *dword_addr = (void __iomem *)((unsigned long)(addr) & ~0x3);
         u32 v;
 
         v = readl(dword_addr);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 0fe18ede3e85..900bfbc3368c 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -5650,6 +5650,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
         SND_PCI_QUIRK(0x17aa, 0x503c, "Thinkpad L450", ALC292_FIXUP_TPT440_DOCK),
         SND_PCI_QUIRK(0x17aa, 0x504a, "ThinkPad X260", ALC292_FIXUP_TPT440_DOCK),
         SND_PCI_QUIRK(0x17aa, 0x504b, "Thinkpad", ALC293_FIXUP_LENOVO_SPK_NOISE),
+        SND_PCI_QUIRK(0x17aa, 0x5050, "Thinkpad T560p", ALC292_FIXUP_TPT460),
+        SND_PCI_QUIRK(0x17aa, 0x5053, "Thinkpad T460", ALC292_FIXUP_TPT460),
         SND_PCI_QUIRK(0x17aa, 0x5109, "Thinkpad", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
         SND_PCI_QUIRK(0x17aa, 0x3bf8, "Quanta FL1", ALC269_FIXUP_PCM_44K),
         SND_PCI_QUIRK(0x17aa, 0x9e54, "LENOVO NB", ALC269_FIXUP_LENOVO_EAPD),
@@ -5832,6 +5834,10 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
                 {0x14, 0x90170120},
                 {0x21, 0x02211030}),
         SND_HDA_PIN_QUIRK(0x10ec0256, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+                {0x12, 0x90a60170},
+                {0x14, 0x90170120},
+                {0x21, 0x02211030}),
+        SND_HDA_PIN_QUIRK(0x10ec0256, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
                 ALC256_STANDARD_PINS),
         SND_HDA_PIN_QUIRK(0x10ec0280, 0x103c, "HP", ALC280_FIXUP_HP_GPIO4,
                 {0x12, 0x90a60130},
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
index c2b61c4fda11..0bf5085281f3 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist-mod.tc
@@ -23,15 +23,14 @@ if [ ! -f events/sched/sched_process_fork/trigger ]; then
     exit_unsupported
 fi
 
-reset_tracer
-do_reset
-
-FEATURE=`grep hist events/sched/sched_process_fork/trigger`
-if [ -z "$FEATURE" ]; then
+if [ ! -f events/sched/sched_process_fork/hist ]; then
     echo "hist trigger is not supported"
     exit_unsupported
 fi
 
+reset_tracer
+do_reset
+
 echo "Test histogram with execname modifier"
 
 echo 'hist:keys=common_pid.execname' > events/sched/sched_process_fork/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
index b2902d42a537..a00184cd9c95 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-hist.tc
@@ -23,15 +23,14 @@ if [ ! -f events/sched/sched_process_fork/trigger ]; then
     exit_unsupported
 fi
 
-reset_tracer
-do_reset
-
-FEATURE=`grep hist events/sched/sched_process_fork/trigger`
-if [ -z "$FEATURE" ]; then
+if [ ! -f events/sched/sched_process_fork/hist ]; then
     echo "hist trigger is not supported"
     exit_unsupported
 fi
 
+reset_tracer
+do_reset
+
 echo "Test histogram basic tigger"
 
 echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger
diff --git a/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc b/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
index 03c4a46561fc..3478b00ead57 100644
--- a/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
+++ b/tools/testing/selftests/ftrace/test.d/trigger/trigger-multihist.tc
@@ -23,15 +23,14 @@ if [ ! -f events/sched/sched_process_fork/trigger ]; then
     exit_unsupported
 fi
 
-reset_tracer
-do_reset
-
-FEATURE=`grep hist events/sched/sched_process_fork/trigger`
-if [ -z "$FEATURE" ]; then
+if [ ! -f events/sched/sched_process_fork/hist ]; then
     echo "hist trigger is not supported"
     exit_unsupported
 fi
 
+reset_tracer
+do_reset
+
 reset_trigger
 
 echo "Test histogram multiple tiggers"
diff --git a/tools/testing/selftests/vm/compaction_test.c b/tools/testing/selftests/vm/compaction_test.c
index 932ff577ffc0..00c4f65d12da 100644
--- a/tools/testing/selftests/vm/compaction_test.c
+++ b/tools/testing/selftests/vm/compaction_test.c
@@ -136,7 +136,7 @@ int check_compaction(unsigned long mem_free, unsigned int hugepage_size)
         printf("No of huge pages allocated = %d\n",
                (atoi(nr_hugepages)));
 
-        if (write(fd, initial_nr_hugepages, sizeof(initial_nr_hugepages))
+        if (write(fd, initial_nr_hugepages, strlen(initial_nr_hugepages))
             != strlen(initial_nr_hugepages)) {
                 perror("Failed to write to /proc/sys/vm/nr_hugepages\n");
                 goto close_fd;
diff --git a/tools/vm/slabinfo.c b/tools/vm/slabinfo.c
index 1889163f2f05..7cf6e1769903 100644
--- a/tools/vm/slabinfo.c
+++ b/tools/vm/slabinfo.c
@@ -492,7 +492,7 @@ static void slab_stats(struct slabinfo *s)
                         s->deactivate_to_head + s->deactivate_to_tail + s->deactivate_bypass;
 
         if (total) {
-                printf("\nSlab Deactivation             Ocurrences  %%\n");
+                printf("\nSlab Deactivation             Occurrences %%\n");
                 printf("-------------------------------------------------\n");
                 printf("Slab full                     %7lu  %3lu%%\n",
                         s->deactivate_full, (s->deactivate_full * 100) / total);