68 files changed, 385 insertions, 197 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 826b6e148316..e7848a0d99eb 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -315,6 +315,11 @@ and is between 256 and 4096 characters. It is defined in the file
         aic79xx=        [HW,SCSI]
                         See Documentation/scsi/aic79xx.txt.
 
+        alignment=      [KNL,ARM]
+                        Allow the default userspace alignment fault handler
+                        behaviour to be specified.  Bit 0 enables warnings,
+                        bit 1 enables fixups, and bit 2 sends a segfault.
+
         amd_iommu=      [HW,X86-84]
                         Pass parameters to the AMD IOMMU driver in the system.
                         Possible values are:
diff --git a/MAINTAINERS b/MAINTAINERS
index 8ed3d0a8b3f4..c95f727236e1 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -616,10 +616,10 @@ M:	Richard Purdie <rpurdie@rpsys.net>
 S:      Maintained
 
 ARM/CORTINA SYSTEMS GEMINI ARM ARCHITECTURE
-M:      Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+M:      Paulius Zaleckas <paulius.zaleckas@gmail.com>
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 T:      git git://gitorious.org/linux-gemini/mainline.git
-S:      Maintained
+S:      Odd Fixes
 F:      arch/arm/mach-gemini/
 
 ARM/EBSA110 MACHINE SUPPORT
@@ -641,9 +641,9 @@ T:	topgit git://git.openezx.org/openezx.git
 F:      arch/arm/mach-pxa/ezx.c
 
 ARM/FARADAY FA526 PORT
-M:      Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
+M:      Paulius Zaleckas <paulius.zaleckas@gmail.com>
 L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-S:      Maintained
+S:      Odd Fixes
 F:      arch/arm/mm/*-fa*
 
 ARM/FOOTBRIDGE ARCHITECTURE
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index c77d2fa1f6e5..8113bb5fb66e 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -42,7 +42,8 @@
 #endif
 
 #if defined(CONFIG_CPU_ARM920T) || defined(CONFIG_CPU_ARM922T) || \
-    defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020)
+    defined(CONFIG_CPU_ARM925T) || defined(CONFIG_CPU_ARM1020) || \
+    defined(CONFIG_CPU_ARM1026)
 # define MULTI_CACHE 1
 #endif
 
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index c6c57b640b6b..621acad8ea43 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -102,6 +102,7 @@ struct cpu_cache_fns cpu_cache;
 #endif
 #ifdef CONFIG_OUTER_CACHE
 struct outer_cache_fns outer_cache;
+EXPORT_SYMBOL(outer_cache);
 #endif
 
 struct stack {
diff --git a/arch/arm/mach-gemini/gpio.c b/arch/arm/mach-gemini/gpio.c
index e7263854bc7b..fe3bd5ac8b10 100644
--- a/arch/arm/mach-gemini/gpio.c
+++ b/arch/arm/mach-gemini/gpio.c
@@ -86,7 +86,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
         unsigned int reg_both, reg_level, reg_type;
 
         reg_type = __raw_readl(base + GPIO_INT_TYPE);
-        reg_level = __raw_readl(base + GPIO_INT_BOTH_EDGE);
+        reg_level = __raw_readl(base + GPIO_INT_LEVEL);
         reg_both = __raw_readl(base + GPIO_INT_BOTH_EDGE);
 
         switch (type) {
@@ -117,7 +117,7 @@ static int gpio_set_irq_type(unsigned int irq, unsigned int type)
         }
 
         __raw_writel(reg_type, base + GPIO_INT_TYPE);
-        __raw_writel(reg_level, base + GPIO_INT_BOTH_EDGE);
+        __raw_writel(reg_level, base + GPIO_INT_LEVEL);
         __raw_writel(reg_both, base + GPIO_INT_BOTH_EDGE);
 
         gpio_ack_irq(irq);
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 5fedc50c58e4..5fef73f4743d 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -961,16 +961,14 @@ static void __init omap_mux_init_list(struct omap_mux *superset)
         while (superset->reg_offset !=  OMAP_MUX_TERMINATOR) {
                 struct omap_mux *entry;
 
-#ifndef CONFIG_OMAP_MUX
-                /* Skip pins that are not muxed as GPIO by bootloader */
-                if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) {
+#ifdef CONFIG_OMAP_MUX
+                if (!superset->muxnames || !superset->muxnames[0]) {
                         superset++;
                         continue;
                 }
-#endif
-
-#if defined(CONFIG_OMAP_MUX) && defined(CONFIG_DEBUG_FS)
-                if (!superset->muxnames || !superset->muxnames[0]) {
+#else
+                /* Skip pins that are not muxed as GPIO by bootloader */
+                if (!OMAP_MODE_GPIO(omap_mux_read(superset->reg_offset))) {
                         superset++;
                         continue;
                 }
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index b270d6228fe2..62820eda84d9 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -11,6 +11,7 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
+#include <linux/moduleparam.h>
 #include <linux/compiler.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
@@ -77,6 +78,8 @@ static unsigned long ai_dword;
 static unsigned long ai_multi;
 static int ai_usermode;
 
+core_param(alignment, ai_usermode, int, 0600);
+
 #define UM_WARN         (1 << 0)
 #define UM_FIXUP        (1 << 1)
 #define UM_SIGNAL       (1 << 2)
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 5a79fc6ee818..31c2f4c30a95 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
 #
 #   http://www.arm.linux.org.uk/developer/machines/?action=new
 #
-# Last update: Thu Jan 28 22:15:54 2010
+# Last update: Sat Feb 20 14:16:15 2010
 #
 # machine_is_xxx        CONFIG_xxxx             MACH_TYPE_xxx           number
 #
@@ -2257,7 +2257,7 @@ oratisalog		MACH_ORATISALOG		ORATISALOG		2268
 oratismadi              MACH_ORATISMADI         ORATISMADI              2269
 oratisot16              MACH_ORATISOT16         ORATISOT16              2270
 oratisdesk              MACH_ORATISDESK         ORATISDESK              2271
-v2_ca9                  MACH_V2P_CA9            V2P_CA9                 2272
+vexpress                MACH_VEXPRESS           VEXPRESS                2272
 sintexo                 MACH_SINTEXO            SINTEXO                 2273
 cm3389                  MACH_CM3389             CM3389                  2274
 omap3_cio               MACH_OMAP3_CIO          OMAP3_CIO               2275
@@ -2636,3 +2636,45 @@ hw90240			MACH_HW90240		HW90240			2648
 dm365_leopard           MACH_DM365_LEOPARD      DM365_LEOPARD           2649
 mityomapl138            MACH_MITYOMAPL138       MITYOMAPL138            2650
 scat110                 MACH_SCAT110            SCAT110                 2651
+acer_a1                 MACH_ACER_A1            ACER_A1                 2652
+cmcontrol               MACH_CMCONTROL          CMCONTROL               2653
+pelco_lamar             MACH_PELCO_LAMAR        PELCO_LAMAR             2654
+rfp43                   MACH_RFP43              RFP43                   2655
+sk86r0301               MACH_SK86R0301          SK86R0301               2656
+ctpxa                   MACH_CTPXA              CTPXA                   2657
+epb_arm9_a              MACH_EPB_ARM9_A         EPB_ARM9_A              2658
+guruplug                MACH_GURUPLUG           GURUPLUG                2659
+spear310                MACH_SPEAR310           SPEAR310                2660
+spear320                MACH_SPEAR320           SPEAR320                2661
+robotx                  MACH_ROBOTX             ROBOTX                  2662
+lsxhl                   MACH_LSXHL              LSXHL                   2663
+smartlite               MACH_SMARTLITE          SMARTLITE               2664
+cws2                    MACH_CWS2               CWS2                    2665
+m619                    MACH_M619               M619                    2666
+smartview               MACH_SMARTVIEW          SMARTVIEW               2667
+lsa_salsa               MACH_LSA_SALSA          LSA_SALSA               2668
+kizbox                  MACH_KIZBOX             KIZBOX                  2669
+htccharmer              MACH_HTCCHARMER         HTCCHARMER              2670
+guf_neso_lt             MACH_GUF_NESO_LT        GUF_NESO_LT             2671
+pm9g45                  MACH_PM9G45             PM9G45                  2672
+htcpanther              MACH_HTCPANTHER         HTCPANTHER              2673
+htcpanther_cdma         MACH_HTCPANTHER_CDMA    HTCPANTHER_CDMA         2674
+reb01                   MACH_REB01              REB01                   2675
+aquila                  MACH_AQUILA             AQUILA                  2676
+spark_sls_hw2           MACH_SPARK_SLS_HW2      SPARK_SLS_HW2           2677
+sheeva_esata            MACH_ESATA_SHEEVAPLUG   ESATA_SHEEVAPLUG        2678
+surf7x30                MACH_SURF7X30           SURF7X30                2679
+micro2440               MACH_MICRO2440          MICRO2440               2680
+am2440                  MACH_AM2440             AM2440                  2681
+tq2440                  MACH_TQ2440             TQ2440                  2682
+lpc2478oem              MACH_LPC2478OEM         LPC2478OEM              2683
+ak880x                  MACH_AK880X             AK880X                  2684
+cobra3530               MACH_COBRA3530          COBRA3530               2685
+pmppb                   MACH_PMPPB              PMPPB                   2686
+u6715                   MACH_U6715              U6715                   2687
+axar1500_sender         MACH_AXAR1500_SENDER    AXAR1500_SENDER         2688
+g30_dvb                 MACH_G30_DVB            G30_DVB                 2689
+vc088x                  MACH_VC088X             VC088X                  2690
+mioa702                 MACH_MIOA702            MIOA702                 2691
+hpmin                   MACH_HPMIN              HPMIN                   2692
+ak880xak                MACH_AK880XAK           AK880XAK                2693
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
index c51405e57921..29d3cbf9555f 100644
--- a/arch/mips/bcm47xx/prom.c
+++ b/arch/mips/bcm47xx/prom.c
@@ -141,6 +141,14 @@ static __init void prom_init_mem(void)
                         break;
         }
 
+        /* Ignoring the last page when ddr size is 128M. Cached
+         * accesses to last page is causing the processor to prefetch
+         * using address above 128M stepping out of the ddr address
+         * space.
+         */
+        if (mem == 0x8000000)
+                mem -= 0x1000;
+
         add_memory_region(0, mem, BOOT_MEM_RAM);
 }
 
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index e274fda329f4..127d732474bf 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -1,5 +1,6 @@
 #include <linux/module.h>
 #include <linux/highmem.h>
+#include <linux/sched.h>
 #include <linux/smp.h>
 #include <asm/fixmap.h>
 #include <asm/tlbflush.h>
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 524d9352f17e..f388dc68f605 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -18,7 +18,6 @@ config PARISC
         select BUG
         select HAVE_PERF_EVENTS
         select GENERIC_ATOMIC64 if !64BIT
-        select HAVE_ARCH_TRACEHOOK
         help
           The PA-RISC microprocessor is designed by Hewlett-Packard and used
           in many of their workstations & servers (HP9000 700 and 800 series,
diff --git a/arch/sparc/include/asm/stat.h b/arch/sparc/include/asm/stat.h
index 55db5eca08e2..39327d6a57eb 100644
--- a/arch/sparc/include/asm/stat.h
+++ b/arch/sparc/include/asm/stat.h
@@ -53,8 +53,8 @@ struct stat {
         ino_t           st_ino;
         mode_t          st_mode;
         short           st_nlink;
-        uid_t           st_uid;
-        gid_t           st_gid;
+        uid16_t         st_uid;
+        gid16_t         st_gid;
         unsigned short  st_rdev;
         off_t           st_size;
         time_t          st_atime;
diff --git a/arch/sparc/kernel/kstack.h b/arch/sparc/kernel/kstack.h
index 4248d969272f..5247283d1c03 100644
--- a/arch/sparc/kernel/kstack.h
+++ b/arch/sparc/kernel/kstack.h
@@ -11,6 +11,10 @@ static inline bool kstack_valid(struct thread_info *tp, unsigned long sp)
 {
         unsigned long base = (unsigned long) tp;
 
+        /* Stack pointer must be 16-byte aligned.  */
+        if (sp & (16UL - 1))
+                return false;
+
         if (sp >= (base + sizeof(struct thread_info)) &&
             sp <= (base + THREAD_SIZE - sizeof(struct sparc_stackf)))
                 return true;
diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c
index 4c26eb59e742..53a58b349849 100644
--- a/arch/sparc/kernel/of_device_32.c
+++ b/arch/sparc/kernel/of_device_32.c
@@ -105,7 +105,7 @@ static unsigned long of_bus_sbus_get_flags(const u32 *addr, unsigned long flags)
 
 static int of_bus_ambapp_match(struct device_node *np)
 {
-        return !strcmp(np->name, "ambapp");
+        return !strcmp(np->type, "ambapp");
 }
 
 static void of_bus_ambapp_count_cells(struct device_node *child,
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 539e83f8e087..592b03d85167 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -247,6 +247,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
                                          struct pci_bus *bus, int devfn)
 {
         struct dev_archdata *sd;
+        struct pci_slot *slot;
         struct of_device *op;
         struct pci_dev *dev;
         const char *type;
@@ -286,6 +287,11 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
         dev->dev.bus = &pci_bus_type;
         dev->devfn = devfn;
         dev->multifunction = 0;         /* maybe a lie? */
+        set_pcie_port_type(dev);
+
+        list_for_each_entry(slot, &dev->bus->slots, list)
+                if (PCI_SLOT(dev->devfn) == slot->number)
+                        dev->slot = slot;
 
         dev->vendor = of_getintprop_default(node, "vendor-id", 0xffff);
         dev->device = of_getintprop_default(node, "device-id", 0xffff);
@@ -322,6 +328,7 @@ static struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
 
         dev->current_state = 4;         /* unknown power state */
         dev->error_state = pci_channel_io_normal;
+        dev->dma_mask = 0xffffffff;
 
         if (!strcmp(node->name, "pci")) {
                 /* a PCI-PCI bridge */
diff --git a/arch/sparc/kernel/tsb.S b/arch/sparc/kernel/tsb.S
index 8c91d9b29a2f..db15d123f054 100644
--- a/arch/sparc/kernel/tsb.S
+++ b/arch/sparc/kernel/tsb.S
@@ -191,10 +191,12 @@ tsb_dtlb_load:
 
 tsb_itlb_load:
         /* Executable bit must be set.  */
-661:    andcc           %g5, _PAGE_EXEC_4U, %g0
-        .section        .sun4v_1insn_patch, "ax"
+661:    sethi           %hi(_PAGE_EXEC_4U), %g4
+        andcc           %g5, %g4, %g0
+        .section        .sun4v_2insn_patch, "ax"
         .word           661b
         andcc           %g5, _PAGE_EXEC_4V, %g0
+        nop
         .previous
 
         be,pn           %xcc, tsb_do_fault
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index fc801bab1b3b..b753ea59703a 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -450,6 +450,8 @@ struct thread_struct {
         struct perf_event       *ptrace_bps[HBP_NUM];
         /* Debug status used for traps, single steps, etc... */
         unsigned long           debugreg6;
+        /* Keep track of the exact dr7 value set by the user */
+        unsigned long           ptrace_dr7;
         /* Fault info: */
         unsigned long           cr2;
         unsigned long           trap_no;
diff --git a/arch/x86/kernel/hw_breakpoint.c b/arch/x86/kernel/hw_breakpoint.c
index 05d5fec64a94..bb6006e3e295 100644
--- a/arch/x86/kernel/hw_breakpoint.c
+++ b/arch/x86/kernel/hw_breakpoint.c
@@ -212,25 +212,6 @@ static int arch_check_va_in_kernelspace(unsigned long va, u8 hbp_len)
         return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE);
 }
 
-/*
- * Store a breakpoint's encoded address, length, and type.
- */
-static int arch_store_info(struct perf_event *bp)
-{
-        struct arch_hw_breakpoint *info = counter_arch_bp(bp);
-        /*
-         * For kernel-addresses, either the address or symbol name can be
-         * specified.
-         */
-        if (info->name)
-                info->address = (unsigned long)
-                                kallsyms_lookup_name(info->name);
-        if (info->address)
-                return 0;
-
-        return -EINVAL;
-}
-
 int arch_bp_generic_fields(int x86_len, int x86_type,
                            int *gen_len, int *gen_type)
 {
@@ -362,10 +343,13 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp,
                 return ret;
         }
 
-        ret = arch_store_info(bp);
-
-        if (ret < 0)
-                return ret;
+        /*
+         * For kernel-addresses, either the address or symbol name can be
+         * specified.
+         */
+        if (info->name)
+                info->address = (unsigned long)
+                                kallsyms_lookup_name(info->name);
         /*
          * Check that the low-order bits of the address are appropriate
          * for the alignment implied by len.
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 017d937639fe..0c1033d61e59 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -702,7 +702,7 @@ static unsigned long ptrace_get_debugreg(struct task_struct *tsk, int n)
         } else if (n == 6) {
                 val = thread->debugreg6;
          } else if (n == 7) {
-                val = ptrace_get_dr7(thread->ptrace_bps);
+                val = thread->ptrace_dr7;
         }
         return val;
 }
@@ -778,8 +778,11 @@ int ptrace_set_debugreg(struct task_struct *tsk, int n, unsigned long val)
                         return rc;
         }
         /* All that's left is DR7 */
-        if (n == 7)
+        if (n == 7) {
                 rc = ptrace_write_dr7(tsk, val);
+                if (!rc)
+                        thread->ptrace_dr7 = val;
+        }
 
 ret_path:
         return rc;
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index e88e8ae04fdb..cc978a8c00b7 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -880,12 +880,14 @@ static int acpi_idle_enter_simple(struct cpuidle_device *dev,
                 return(acpi_idle_enter_c1(dev, state));
 
         local_irq_disable();
-        current_thread_info()->status &= ~TS_POLLING;
-        /*
-         * TS_POLLING-cleared state must be visible before we test
-         * NEED_RESCHED:
-         */
-        smp_mb();
+        if (cx->entry_method != ACPI_CSTATE_FFH) {
+                current_thread_info()->status &= ~TS_POLLING;
+                /*
+                 * TS_POLLING-cleared state must be visible before we test
+                 * NEED_RESCHED:
+                 */
+                smp_mb();
+        }
 
         if (unlikely(need_resched())) {
                 current_thread_info()->status |= TS_POLLING;
@@ -965,12 +967,14 @@ static int acpi_idle_enter_bm(struct cpuidle_device *dev,
         }
 
         local_irq_disable();
-        current_thread_info()->status &= ~TS_POLLING;
-        /*
-         * TS_POLLING-cleared state must be visible before we test
-         * NEED_RESCHED:
-         */
-        smp_mb();
+        if (cx->entry_method != ACPI_CSTATE_FFH) {
+                current_thread_info()->status &= ~TS_POLLING;
+                /*
+                 * TS_POLLING-cleared state must be visible before we test
+                 * NEED_RESCHED:
+                 */
+                smp_mb();
+        }
 
         if (unlikely(need_resched())) {
                 current_thread_info()->status |= TS_POLLING;
diff --git a/drivers/clocksource/cs5535-clockevt.c b/drivers/clocksource/cs5535-clockevt.c
index 27d20fac19d1..b314a999aabe 100644
--- a/drivers/clocksource/cs5535-clockevt.c
+++ b/drivers/clocksource/cs5535-clockevt.c
@@ -21,7 +21,7 @@
 
 #define DRV_NAME "cs5535-clockevt"
 
-static int timer_irq = CONFIG_CS5535_MFGPT_DEFAULT_IRQ;
+static int timer_irq;
 module_param_named(irq, timer_irq, int, 0644);
 MODULE_PARM_DESC(irq, "Which IRQ to use for the clock source MFGPT ticks.");
 
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 79beffcf5936..cf4cb3e9a0c2 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -176,6 +176,8 @@ MODULE_DEVICE_TABLE(pci, pciidlist);
 
 static int i915_drm_freeze(struct drm_device *dev)
 {
+        struct drm_i915_private *dev_priv = dev->dev_private;
+
         pci_save_state(dev->pdev);
 
         /* If KMS is active, we do the leavevt stuff here */
@@ -191,17 +193,12 @@ static int i915_drm_freeze(struct drm_device *dev)
 
         i915_save_state(dev);
 
-        return 0;
-}
-
-static void i915_drm_suspend(struct drm_device *dev)
-{
-        struct drm_i915_private *dev_priv = dev->dev_private;
-
         intel_opregion_free(dev, 1);
 
         /* Modeset on resume, not lid events */
         dev_priv->modeset_on_lid = 0;
+
+        return 0;
 }
 
 static int i915_suspend(struct drm_device *dev, pm_message_t state)
@@ -221,8 +218,6 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
         if (error)
                 return error;
 
-        i915_drm_suspend(dev);
-
         if (state.event == PM_EVENT_SUSPEND) {
                 /* Shut down the device */
                 pci_disable_device(dev->pdev);
@@ -237,6 +232,10 @@ static int i915_drm_thaw(struct drm_device *dev)
         struct drm_i915_private *dev_priv = dev->dev_private;
         int error = 0;
 
+        i915_restore_state(dev);
+
+        intel_opregion_init(dev, 1);
+
         /* KMS EnterVT equivalent */
         if (drm_core_check_feature(dev, DRIVER_MODESET)) {
                 mutex_lock(&dev->struct_mutex);
@@ -263,10 +262,6 @@ static int i915_resume(struct drm_device *dev)
 
         pci_set_master(dev->pdev);
 
-        i915_restore_state(dev);
-
-        intel_opregion_init(dev, 1);
-
         return i915_drm_thaw(dev);
 }
 
@@ -423,8 +418,6 @@ static int i915_pm_suspend(struct device *dev)
         if (error)
                 return error;
 
-        i915_drm_suspend(drm_dev);
-
         pci_disable_device(pdev);
         pci_set_power_state(pdev, PCI_D3hot);
 
@@ -464,13 +457,8 @@ static int i915_pm_poweroff(struct device *dev)
 {
         struct pci_dev *pdev = to_pci_dev(dev);
         struct drm_device *drm_dev = pci_get_drvdata(pdev);
-        int error;
-
-        error = i915_drm_freeze(drm_dev);
-        if (!error)
-                i915_drm_suspend(drm_dev);
 
-        return error;
+        return i915_drm_freeze(drm_dev);
 }
 
 const struct dev_pm_ops i915_pm_ops = {
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 6d5a711c2e91..75bcf35a0931 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -1428,9 +1428,12 @@ static void r700_gfx_init(struct drm_device *dev,
 
         gb_tiling_config |= R600_BANK_SWAPS(1);
 
-        backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
-                                                        dev_priv->r600_max_backends,
-                                                        (0xff << dev_priv->r600_max_backends) & 0xff);
+        if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)
+                backend_map = 0x28;
+        else
+                backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
+                                                                dev_priv->r600_max_backends,
+                                                                (0xff << dev_priv->r600_max_backends) & 0xff);
         gb_tiling_config |= R600_BACKEND_MAP(backend_map);
 
         cc_gc_shader_pipe_config =
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 2dcda6115874..4d8831548a5f 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -206,6 +206,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
                         *connector_type = DRM_MODE_CONNECTOR_DVID;
         }
 
+        /* Asrock RS600 board lists the DVI port as HDMI */
+        if ((dev->pdev->device == 0x7941) &&
+            (dev->pdev->subsystem_vendor == 0x1849) &&
+            (dev->pdev->subsystem_device == 0x7941)) {
+                if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
+                    (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
+                        *connector_type = DRM_MODE_CONNECTOR_DVID;
+        }
+
         /* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
         if ((dev->pdev->device == 0x7941) &&
             (dev->pdev->subsystem_vendor == 0x147b) &&
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 238188540017..65f81942f399 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -780,7 +780,7 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
                          * connected and the DVI port disconnected.  If the edid doesn't
                          * say HDMI, vice versa.
                          */
-                        if (radeon_connector->shared_ddc && connector_status_connected) {
+                        if (radeon_connector->shared_ddc && (ret == connector_status_connected)) {
                                 struct drm_device *dev = connector->dev;
                                 struct drm_connector *list_connector;
                                 struct radeon_connector *list_radeon_connector;
@@ -1060,8 +1060,7 @@ radeon_add_atom_connector(struct drm_device *dev,
                         return;
                 }
                 if (radeon_connector->ddc_bus && i2c_bus->valid) {
-                        if (memcmp(&radeon_connector->ddc_bus->rec, i2c_bus,
-                                    sizeof(struct radeon_i2c_bus_rec)) == 0) {
+                        if (radeon_connector->ddc_bus->rec.i2c_id == i2c_bus->i2c_id) {
                                 radeon_connector->shared_ddc = true;
                                 shared_ddc = true;
                         }
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index e13785282a82..c57ad606504d 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -106,9 +106,10 @@
  * 1.29- R500 3D cmd buffer support
  * 1.30- Add support for occlusion queries
  * 1.31- Add support for num Z pipes from GET_PARAM
+ * 1.32- fixes for rv740 setup
  */
 #define DRIVER_MAJOR            1
-#define DRIVER_MINOR            31
+#define DRIVER_MINOR            32
 #define DRIVER_PATCHLEVEL       0
 
 enum radeon_cp_microcode_version {
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 694799f6fac1..6579eb4c1f28 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -100,6 +100,8 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
         if (tmp == NULL) {
                 return;
         }
+        if (!tmp->fence->emited)
+                radeon_fence_unref(&tmp->fence);
         mutex_lock(&rdev->ib_pool.mutex);
         tmp->free = true;
         mutex_unlock(&rdev->ib_pool.mutex);
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 5943d561fd1e..03021674d097 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -549,9 +549,12 @@ static void rv770_gpu_init(struct radeon_device *rdev)
 
         gb_tiling_config |= BANK_SWAPS(1);
 
-        backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
-                                                        rdev->config.rv770.max_backends,
-                                                        (0xff << rdev->config.rv770.max_backends) & 0xff);
+        if (rdev->family == CHIP_RV740)
+                backend_map = 0x28;
+        else
+                backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
+                                                                rdev->config.rv770.max_backends,
+                                                                (0xff << rdev->config.rv770.max_backends) & 0xff);
         gb_tiling_config |= BACKEND_MAP(backend_map);
 
         cc_gc_shader_pipe_config =
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index e2123af7775a..3d47a2c12322 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -196,14 +196,15 @@ EXPORT_SYMBOL(ttm_tt_populate);
 
 #ifdef CONFIG_X86
 static inline int ttm_tt_set_page_caching(struct page *p,
-                                          enum ttm_caching_state c_state)
+                                          enum ttm_caching_state c_old,
+                                          enum ttm_caching_state c_new)
 {
         int ret = 0;
 
         if (PageHighMem(p))
                 return 0;
 
-        if (get_page_memtype(p) != -1) {
+        if (c_old != tt_cached) {
                 /* p isn't in the default caching state, set it to
                  * writeback first to free its current memtype. */
 
@@ -212,16 +213,17 @@ static inline int ttm_tt_set_page_caching(struct page *p,
                         return ret;
         }
 
-        if (c_state == tt_wc)
+        if (c_new == tt_wc)
                 ret = set_memory_wc((unsigned long) page_address(p), 1);
-        else if (c_state == tt_uncached)
+        else if (c_new == tt_uncached)
                 ret = set_pages_uc(p, 1);
 
         return ret;
 }
 #else /* CONFIG_X86 */
 static inline int ttm_tt_set_page_caching(struct page *p,
-                                          enum ttm_caching_state c_state)
+                                          enum ttm_caching_state c_old,
+                                          enum ttm_caching_state c_new)
 {
         return 0;
 }
@@ -254,7 +256,9 @@ static int ttm_tt_set_caching(struct ttm_tt *ttm,
         for (i = 0; i < ttm->num_pages; ++i) {
                 cur_page = ttm->pages[i];
                 if (likely(cur_page != NULL)) {
-                        ret = ttm_tt_set_page_caching(cur_page, c_state);
+                        ret = ttm_tt_set_page_caching(cur_page,
+                                                      ttm->caching_state,
+                                                      c_state);
                         if (unlikely(ret != 0))
                                 goto out_err;
                 }
@@ -268,7 +272,7 @@ out_err:
         for (j = 0; j < i; ++j) {
                 cur_page = ttm->pages[j];
                 if (likely(cur_page != NULL)) {
-                        (void)ttm_tt_set_page_caching(cur_page,
+                        (void)ttm_tt_set_page_caching(cur_page, c_state,
                                                       ttm->caching_state);
                 }
         }
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 24b56dc54597..2f6cf69ecb39 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -961,7 +961,7 @@ static ssize_t vga_arb_write(struct file *file, const char __user * buf,
                 remaining -= 7;
                 pr_devel("client 0x%p called 'target'\n", priv);
                 /* if target is default */
-                if (!strncmp(kbuf, "default", 7))
+                if (!strncmp(curr_pos, "default", 7))
                         pdev = pci_dev_get(vga_default_device());
                 else {
                         if (!vga_pci_str_to_vars(curr_pos, remaining,
diff --git a/drivers/input/input-polldev.c b/drivers/input/input-polldev.c
index aa6713b4a988..291d9393d359 100644
--- a/drivers/input/input-polldev.c
+++ b/drivers/input/input-polldev.c
@@ -100,6 +100,12 @@ static void input_close_polled_device(struct input_dev *input)
         struct input_polled_dev *dev = input_get_drvdata(input);
 
         cancel_delayed_work_sync(&dev->work);
+        /*
+         * Clean up work struct to remove references to the workqueue.
+         * It may be destroyed by the next call. This causes problems
+         * at next device open-close in case of poll_interval == 0.
+         */
+        INIT_DELAYED_WORK(&dev->work, dev->work.work.func);
         input_polldev_stop_workqueue();
 
         if (dev->close)
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 09a5e7341bd5..5256123a5228 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -618,8 +618,8 @@ static int idealtek_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
 #ifdef CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH
 static int general_touch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)
 {
-        dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1] ;
-        dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3] ;
+        dev->x = (pkt[2] << 8) | pkt[1];
+        dev->y = (pkt[4] << 8) | pkt[3];
         dev->press = pkt[5] & 0xff;
         dev->touch = pkt[0] & 0x01;
 
@@ -809,9 +809,9 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
 #ifdef CONFIG_TOUCHSCREEN_USB_GENERAL_TOUCH
         [DEVTYPE_GENERAL_TOUCH] = {
                 .min_xc         = 0x0,
-                .max_xc         = 0x0500,
+                .max_xc         = 0x7fff,
                 .min_yc         = 0x0,
-                .max_yc         = 0x0500,
+                .max_yc         = 0x7fff,
                 .rept_size      = 7,
                 .read_data      = general_touch_read_data,
         },
diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
index 1b249897c9fb..465295b1d14b 100644
--- a/drivers/media/dvb/dvb-usb/Kconfig
+++ b/drivers/media/dvb/dvb-usb/Kconfig
@@ -112,11 +112,13 @@ config DVB_USB_CXUSB
         select DVB_MT352 if !DVB_FE_CUSTOMISE
         select DVB_ZL10353 if !DVB_FE_CUSTOMISE
         select DVB_DIB7000P if !DVB_FE_CUSTOMISE
-        select DVB_LGS8GL5 if !DVB_FE_CUSTOMISE
         select DVB_TUNER_DIB0070 if !DVB_FE_CUSTOMISE
+        select DVB_ATBM8830 if !DVB_FE_CUSTOMISE
+        select DVB_LGS8GXX if !DVB_FE_CUSTOMISE
         select MEDIA_TUNER_SIMPLE if !MEDIA_TUNER_CUSTOMISE
         select MEDIA_TUNER_XC2028 if !MEDIA_TUNER_CUSTOMISE
         select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE
+        select MEDIA_TUNER_MAX2165 if !MEDIA_TUNER_CUSTOMISE
         help
           Say Y here to support the Conexant USB2.0 hybrid reference design.
           Currently, only DVB and ATSC modes are supported, analog mode
diff --git a/drivers/media/dvb/frontends/l64781.c b/drivers/media/dvb/frontends/l64781.c
index 3051b64aa17c..445fa1068064 100644
--- a/drivers/media/dvb/frontends/l64781.c
+++ b/drivers/media/dvb/frontends/l64781.c
@@ -192,8 +192,8 @@ static int apply_frontend_param (struct dvb_frontend* fe, struct dvb_frontend_pa
         spi_bias *= qam_tab[p->constellation];
         spi_bias /= p->code_rate_HP + 1;
         spi_bias /= (guard_tab[p->guard_interval] + 32);
-        spi_bias *= 1000ULL;
-        spi_bias /= 1000ULL + ppm/1000;
+        spi_bias *= 1000;
+        spi_bias /= 1000 + ppm/1000;
         spi_bias *= p->code_rate_HP;
 
         val0x04 = (p->transmission_mode << 2) | p->guard_interval;
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 3182a406bdd1..ae08b077fd04 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -4461,6 +4461,7 @@ static int __devinit bttv_probe(struct pci_dev *dev,
                 request_modules(btv);
         }
 
+        init_bttv_i2c_ir(btv);
         bttv_input_init(btv);
 
         /* everything is fine */
diff --git a/drivers/media/video/bt8xx/bttv-i2c.c b/drivers/media/video/bt8xx/bttv-i2c.c
index 63aa31a041e8..407fa61e4cda 100644
--- a/drivers/media/video/bt8xx/bttv-i2c.c
+++ b/drivers/media/video/bt8xx/bttv-i2c.c
@@ -388,7 +388,12 @@ int __devinit init_bttv_i2c(struct bttv *btv)
         if (0 == btv->i2c_rc && i2c_scan)
                 do_i2c_scan(btv->c.v4l2_dev.name, &btv->i2c_client);
 
-        /* Instantiate the IR receiver device, if present */
+        return btv->i2c_rc;
+}
+
+/* Instantiate the I2C IR receiver device, if present */
+void __devinit init_bttv_i2c_ir(struct bttv *btv)
+{
         if (0 == btv->i2c_rc) {
                 struct i2c_board_info info;
                 /* The external IR receiver is at i2c address 0x34 (0x35 for
@@ -408,7 +413,6 @@ int __devinit init_bttv_i2c(struct bttv *btv)
                 strlcpy(info.type, "ir_video", I2C_NAME_SIZE);
                 i2c_new_probed_device(&btv->c.i2c_adap, &info, addr_list);
         }
-        return btv->i2c_rc;
 }
 
 int __devexit fini_bttv_i2c(struct bttv *btv)
diff --git a/drivers/media/video/bt8xx/bttvp.h b/drivers/media/video/bt8xx/bttvp.h
index a1d0e9c9f286..6cccc2a17eee 100644
--- a/drivers/media/video/bt8xx/bttvp.h
+++ b/drivers/media/video/bt8xx/bttvp.h
@@ -279,6 +279,7 @@ extern unsigned int bttv_debug;
 extern unsigned int bttv_gpio;
 extern void bttv_gpio_tracking(struct bttv *btv, char *comment);
 extern int init_bttv_i2c(struct bttv *btv);
+extern void init_bttv_i2c_ir(struct bttv *btv);
 extern int fini_bttv_i2c(struct bttv *btv);
 
 #define bttv_printk if (bttv_verbose) printk
diff --git a/drivers/media/video/mt9t112.c b/drivers/media/video/mt9t112.c
index fc4dd6045720..7438f8d775ba 100644
--- a/drivers/media/video/mt9t112.c
+++ b/drivers/media/video/mt9t112.c
@@ -514,7 +514,7 @@ static int mt9t112_init_pll(const struct i2c_client *client)
         /* poll to verify out of standby. Must Poll this bit */
         for (i = 0; i < 100; i++) {
                 mt9t112_reg_read(data, client, 0x0018);
-                if (0x4000 & data)
+                if (!(0x4000 & data))
                         break;
 
                 mdelay(10);
diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c
index 50b415e07eda..f7f7e04cf485 100644
--- a/drivers/media/video/pwc/pwc-ctrl.c
+++ b/drivers/media/video/pwc/pwc-ctrl.c
@@ -753,7 +753,7 @@ int pwc_set_shutter_speed(struct pwc_device *pdev, int mode, int value)
                 buf[0] = 0xff; /* fixed */
 
         ret = send_control_msg(pdev,
-                SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, sizeof(buf));
+                SET_LUM_CTL, SHUTTER_MODE_FORMATTER, &buf, 1);
 
         if (!mode && ret >= 0) {
                 if (value < 0)
diff --git a/drivers/net/sfc/falcon_boards.c b/drivers/net/sfc/falcon_boards.c
index bf0b96af5334..5712fddd72f2 100644
--- a/drivers/net/sfc/falcon_boards.c
+++ b/drivers/net/sfc/falcon_boards.c
@@ -29,6 +29,15 @@
 #define FALCON_BOARD_SFN4111T 0x51
 #define FALCON_BOARD_SFN4112F 0x52
 
+/* Board temperature is about 15°C above ambient when air flow is
+ * limited. */
+#define FALCON_BOARD_TEMP_BIAS  15
+
+/* SFC4000 datasheet says: 'The maximum permitted junction temperature
+ * is 125°C; the thermal design of the environment for the SFC4000
+ * should aim to keep this well below 100°C.' */
+#define FALCON_JUNC_TEMP_MAX    90
+
 /*****************************************************************************
  * Support for LM87 sensor chip used on several boards
  */
@@ -548,16 +557,16 @@ fail_hwmon:
 static u8 sfe4002_lm87_channel = 0x03; /* use AIN not FAN inputs */
 
 static const u8 sfe4002_lm87_regs[] = {
-        LM87_IN_LIMITS(0, 0x83, 0x91),          /* 2.5V:  1.8V +/- 5% */
-        LM87_IN_LIMITS(1, 0x51, 0x5a),          /* Vccp1: 1.2V +/- 5% */
-        LM87_IN_LIMITS(2, 0xb6, 0xca),          /* 3.3V:  3.3V +/- 5% */
-        LM87_IN_LIMITS(3, 0xb0, 0xc9),          /* 5V:    4.6-5.2V */
-        LM87_IN_LIMITS(4, 0xb0, 0xe0),          /* 12V:   11-14V */
-        LM87_IN_LIMITS(5, 0x44, 0x4b),          /* Vccp2: 1.0V +/- 5% */
-        LM87_AIN_LIMITS(0, 0xa0, 0xb2),         /* AIN1:  1.66V +/- 5% */
-        LM87_AIN_LIMITS(1, 0x91, 0xa1),         /* AIN2:  1.5V +/- 5% */
-        LM87_TEMP_INT_LIMITS(10, 60),           /* board */
-        LM87_TEMP_EXT1_LIMITS(10, 70),          /* Falcon */
+        LM87_IN_LIMITS(0, 0x7c, 0x99),          /* 2.5V:  1.8V +/- 10% */
+        LM87_IN_LIMITS(1, 0x4c, 0x5e),          /* Vccp1: 1.2V +/- 10% */
+        LM87_IN_LIMITS(2, 0xac, 0xd4),          /* 3.3V:  3.3V +/- 10% */
+        LM87_IN_LIMITS(3, 0xac, 0xd4),          /* 5V:    5.0V +/- 10% */
+        LM87_IN_LIMITS(4, 0xac, 0xe0),          /* 12V:   10.8-14V */
+        LM87_IN_LIMITS(5, 0x3f, 0x4f),          /* Vccp2: 1.0V +/- 10% */
+        LM87_AIN_LIMITS(0, 0x98, 0xbb),         /* AIN1:  1.66V +/- 10% */
+        LM87_AIN_LIMITS(1, 0x8a, 0xa9),         /* AIN2:  1.5V +/- 10% */
+        LM87_TEMP_INT_LIMITS(0, 80 + FALCON_BOARD_TEMP_BIAS),
+        LM87_TEMP_EXT1_LIMITS(0, FALCON_JUNC_TEMP_MAX),
         0
 };
 
@@ -619,14 +628,14 @@ static int sfe4002_init(struct efx_nic *efx)
 static u8 sfn4112f_lm87_channel = 0x03; /* use AIN not FAN inputs */
 
 static const u8 sfn4112f_lm87_regs[] = {
-        LM87_IN_LIMITS(0, 0x83, 0x91),          /* 2.5V:  1.8V +/- 5% */
-        LM87_IN_LIMITS(1, 0x51, 0x5a),          /* Vccp1: 1.2V +/- 5% */
-        LM87_IN_LIMITS(2, 0xb6, 0xca),          /* 3.3V:  3.3V +/- 5% */
-        LM87_IN_LIMITS(4, 0xb0, 0xe0),          /* 12V:   11-14V */
-        LM87_IN_LIMITS(5, 0x44, 0x4b),          /* Vccp2: 1.0V +/- 5% */
-        LM87_AIN_LIMITS(1, 0x91, 0xa1),         /* AIN2:  1.5V +/- 5% */
-        LM87_TEMP_INT_LIMITS(10, 60),           /* board */
-        LM87_TEMP_EXT1_LIMITS(10, 70),          /* Falcon */
+        LM87_IN_LIMITS(0, 0x7c, 0x99),          /* 2.5V:  1.8V +/- 10% */
+        LM87_IN_LIMITS(1, 0x4c, 0x5e),          /* Vccp1: 1.2V +/- 10% */
+        LM87_IN_LIMITS(2, 0xac, 0xd4),          /* 3.3V:  3.3V +/- 10% */
+        LM87_IN_LIMITS(4, 0xac, 0xe0),          /* 12V:   10.8-14V */
+        LM87_IN_LIMITS(5, 0x3f, 0x4f),          /* Vccp2: 1.0V +/- 10% */
+        LM87_AIN_LIMITS(1, 0x8a, 0xa9),         /* AIN2:  1.5V +/- 10% */
+        LM87_TEMP_INT_LIMITS(0, 60 + FALCON_BOARD_TEMP_BIAS),
+        LM87_TEMP_EXT1_LIMITS(0, FALCON_JUNC_TEMP_MAX),
         0
 };
 
diff --git a/drivers/net/sfc/mcdi.c b/drivers/net/sfc/mcdi.c
index 9f035b9f0350..f66b3da6ddff 100644
--- a/drivers/net/sfc/mcdi.c
+++ b/drivers/net/sfc/mcdi.c
@@ -127,7 +127,7 @@ static int efx_mcdi_poll(struct efx_nic *efx)
         efx_dword_t reg;
 
         /* Check for a reboot atomically with respect to efx_mcdi_copyout() */
-        rc = efx_mcdi_poll_reboot(efx);
+        rc = -efx_mcdi_poll_reboot(efx);
         if (rc)
                 goto out;
 
diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c
index 477542602284..9e71ac611146 100644
--- a/drivers/scsi/arm/fas216.c
+++ b/drivers/scsi/arm/fas216.c
@@ -2516,7 +2516,7 @@ int fas216_eh_device_reset(struct scsi_cmnd *SCpnt)
                 if (info->scsi.phase == PHASE_IDLE)
                         fas216_kick(info);
 
-                mod_timer(&info->eh_timer, 30 * HZ);
+                mod_timer(&info->eh_timer, jiffies + 30 * HZ);
                 spin_unlock_irqrestore(&info->host_lock, flags);
 
                 /*
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index 10be9f36a4cc..2f47ae7cce91 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -2009,6 +2009,8 @@ static int fcoe_destroy(const char *buffer, struct kernel_param *kp)
         fcoe_interface_cleanup(fcoe);
         rtnl_unlock();
         fcoe_if_destroy(fcoe->ctlr.lp);
+        module_put(THIS_MODULE);
+
 out_putdev:
         dev_put(netdev);
 out_nodev:
@@ -2059,6 +2061,11 @@ static int fcoe_create(const char *buffer, struct kernel_param *kp)
         }
 #endif
 
+        if (!try_module_get(THIS_MODULE)) {
+                rc = -EINVAL;
+                goto out_nomod;
+        }
+
         rtnl_lock();
         netdev = fcoe_if_to_netdev(buffer);
         if (!netdev) {
@@ -2099,17 +2106,24 @@ static int fcoe_create(const char *buffer, struct kernel_param *kp)
         if (!fcoe_link_ok(lport))
                 fcoe_ctlr_link_up(&fcoe->ctlr);
 
-        rc = 0;
-out_free:
         /*
          * Release from init in fcoe_interface_create(), on success lport
          * should be holding a reference taken in fcoe_if_create().
          */
         fcoe_interface_put(fcoe);
+        dev_put(netdev);
+        rtnl_unlock();
+        mutex_unlock(&fcoe_config_mutex);
+
+        return 0;
+out_free:
+        fcoe_interface_put(fcoe);
 out_putdev:
         dev_put(netdev);
 out_nodev:
         rtnl_unlock();
+        module_put(THIS_MODULE);
+out_nomod:
         mutex_unlock(&fcoe_config_mutex);
         return rc;
 }
diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c
index 9823291395ad..511cb6b371ee 100644
--- a/drivers/scsi/fcoe/libfcoe.c
+++ b/drivers/scsi/fcoe/libfcoe.c
@@ -1187,7 +1187,7 @@ static void fcoe_ctlr_timeout(unsigned long arg)
                         next_timer = fip->ctlr_ka_time;
 
                 if (time_after_eq(jiffies, fip->port_ka_time)) {
-                        fip->port_ka_time += jiffies +
+                        fip->port_ka_time = jiffies +
                                 msecs_to_jiffies(FIP_VN_KA_PERIOD);
                         fip->send_port_ka = 1;
                 }
diff --git a/drivers/scsi/libfc/fc_exch.c b/drivers/scsi/libfc/fc_exch.c
index 19d711cb938c..7f4364770e4a 100644
--- a/drivers/scsi/libfc/fc_exch.c
+++ b/drivers/scsi/libfc/fc_exch.c
@@ -1890,7 +1890,7 @@ static struct fc_seq *fc_exch_seq_send(struct fc_lport *lport,
         fc_exch_setup_hdr(ep, fp, ep->f_ctl);
         sp->cnt++;
 
-        if (ep->xid <= lport->lro_xid)
+        if (ep->xid <= lport->lro_xid && fh->fh_r_ctl == FC_RCTL_DD_UNSOL_CMD)
                 fc_fcp_ddp_setup(fr_fsp(fp), ep->xid);
 
         if (unlikely(lport->tt.frame_send(lport, fp)))
diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index 881d5dfe8c74..6fde2fabfd9b 100644
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -298,9 +298,6 @@ void fc_fcp_ddp_setup(struct fc_fcp_pkt *fsp, u16 xid)
 {
         struct fc_lport *lport;
 
-        if (!fsp)
-                return;
-
         lport = fsp->lp;
         if ((fsp->req_flags & FC_SRB_READ) &&
             (lport->lro_enabled) && (lport->tt.ddp_setup)) {
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index 0b165024a219..7ec8ce75007c 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1800,7 +1800,8 @@ int fc_lport_bsg_request(struct fc_bsg_job *job)
         u32 did;
 
         job->reply->reply_payload_rcv_len = 0;
-        rsp->resid_len = job->reply_payload.payload_len;
+        if (rsp)
+                rsp->resid_len = job->reply_payload.payload_len;
 
         mutex_lock(&lport->lp_mutex);
 
diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c
index 02300523b234..97923bb07765 100644
--- a/drivers/scsi/libfc/fc_rport.c
+++ b/drivers/scsi/libfc/fc_rport.c
@@ -623,7 +623,7 @@ static void fc_rport_plogi_resp(struct fc_seq *sp, struct fc_frame *fp,
 
                 tov = ntohl(plp->fl_csp.sp_e_d_tov);
                 if (ntohs(plp->fl_csp.sp_features) & FC_SP_FT_EDTR)
-                        tov /= 1000;
+                        tov /= 1000000;
                 if (tov > rdata->e_d_tov)
                         rdata->e_d_tov = tov;
                 csp_seq = ntohs(plp->fl_csp.sp_tot_seq);
diff --git a/drivers/scsi/libiscsi_tcp.c b/drivers/scsi/libiscsi_tcp.c
index db6856c138fc..4ad87fd74ddd 100644
--- a/drivers/scsi/libiscsi_tcp.c
+++ b/drivers/scsi/libiscsi_tcp.c
@@ -992,12 +992,10 @@ static struct iscsi_r2t_info *iscsi_tcp_get_curr_r2t(struct iscsi_task *task)
                 if (r2t == NULL) {
                         if (kfifo_out(&tcp_task->r2tqueue,
                             (void *)&tcp_task->r2t, sizeof(void *)) !=
-                            sizeof(void *)) {
-                                WARN_ONCE(1, "unexpected fifo state");
+                            sizeof(void *))
                                 r2t = NULL;
-                        }
-
-                        r2t = tcp_task->r2t;
+                        else
+                                r2t = tcp_task->r2t;
                 }
                 spin_unlock_bh(&session->lock);
         }
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 708ea3157b60..d9b8ca5116bc 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -3781,6 +3781,7 @@ static int megasas_mgmt_compat_ioctl_fw(struct file *file, unsigned long arg)
             compat_alloc_user_space(sizeof(struct megasas_iocpacket));
         int i;
         int error = 0;
+        compat_uptr_t ptr;
 
         if (clear_user(ioc, sizeof(*ioc)))
                 return -EFAULT;
@@ -3793,9 +3794,22 @@ static int megasas_mgmt_compat_ioctl_fw(struct file *file, unsigned long arg)
             copy_in_user(&ioc->sge_count, &cioc->sge_count, sizeof(u32)))
                 return -EFAULT;
 
-        for (i = 0; i < MAX_IOCTL_SGE; i++) {
-                compat_uptr_t ptr;
+        /*
+         * The sense_ptr is used in megasas_mgmt_fw_ioctl only when
+         * sense_len is not null, so prepare the 64bit value under
+         * the same condition.
+         */
+        if (ioc->sense_len) {
+                void __user **sense_ioc_ptr =
+                        (void __user **)(ioc->frame.raw + ioc->sense_off);
+                compat_uptr_t *sense_cioc_ptr =
+                        (compat_uptr_t *)(cioc->frame.raw + cioc->sense_off);
+                if (get_user(ptr, sense_cioc_ptr) ||
+                    put_user(compat_ptr(ptr), sense_ioc_ptr))
+                        return -EFAULT;
+        }
 
+        for (i = 0; i < MAX_IOCTL_SGE; i++) {
                 if (get_user(ptr, &cioc->sgl[i].iov_base) ||
                     put_user(compat_ptr(ptr), &ioc->sgl[i].iov_base) ||
                     copy_in_user(&ioc->sgl[i].iov_len,
diff --git a/drivers/video/efifb.c b/drivers/video/efifb.c
index eb12182b2059..d25df51bb0d2 100644
--- a/drivers/video/efifb.c
+++ b/drivers/video/efifb.c
@@ -161,8 +161,17 @@ static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green,
         return 0;
 }
 
+static void efifb_destroy(struct fb_info *info)
+{
+        if (info->screen_base)
+                iounmap(info->screen_base);
+        release_mem_region(info->aperture_base, info->aperture_size);
+        framebuffer_release(info);
+}
+
 static struct fb_ops efifb_ops = {
         .owner          = THIS_MODULE,
+        .fb_destroy     = efifb_destroy,
         .fb_setcolreg   = efifb_setcolreg,
         .fb_fillrect    = cfb_fillrect,
         .fb_copyarea    = cfb_copyarea,
@@ -281,7 +290,7 @@ static int __init efifb_probe(struct platform_device *dev)
         info->par = NULL;
 
         info->aperture_base = efifb_fix.smem_start;
-        info->aperture_size = size_total;
+        info->aperture_size = size_remap;
 
         info->screen_base = ioremap(efifb_fix.smem_start, efifb_fix.smem_len);
         if (!info->screen_base) {
diff --git a/drivers/watchdog/bfin_wdt.c b/drivers/watchdog/bfin_wdt.c
index c7b3f9df2317..2159e668751c 100644
--- a/drivers/watchdog/bfin_wdt.c
+++ b/drivers/watchdog/bfin_wdt.c
@@ -1,9 +1,8 @@
 /*
  * Blackfin On-Chip Watchdog Driver
- *  Supports BF53[123]/BF53[467]/BF54[2489]/BF561
  *
  * Originally based on softdog.c
- * Copyright 2006-2007 Analog Devices Inc.
+ * Copyright 2006-2010 Analog Devices Inc.
  * Copyright 2006-2007 Michele d'Amico
  * Copyright 1996 Alan Cox <alan@lxorguk.ukuu.org.uk>
  *
@@ -137,13 +136,15 @@ static int bfin_wdt_running(void)
  */
 static int bfin_wdt_set_timeout(unsigned long t)
 {
-        u32 cnt;
+        u32 cnt, max_t, sclk;
         unsigned long flags;
 
-        stampit();
+        sclk = get_sclk();
+        max_t = -1 / sclk;
+        cnt = t * sclk;
+        stamp("maxtimeout=%us newtimeout=%lus (cnt=%#x)", max_t, t, cnt);
 
-        cnt = t * get_sclk();
-        if (cnt < get_sclk()) {
+        if (t > max_t) {
                 printk(KERN_WARNING PFX "timeout value is too large\n");
                 return -EINVAL;
         }
diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c
index 14ac4806e291..eeb4986ea7db 100644
--- a/fs/cachefiles/namei.c
+++ b/fs/cachefiles/namei.c
@@ -348,7 +348,17 @@ int cachefiles_delete_object(struct cachefiles_cache *cache,
         dir = dget_parent(object->dentry);
 
         mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
-        ret = cachefiles_bury_object(cache, dir, object->dentry);
+
+        /* we need to check that our parent is _still_ our parent - it may have
+         * been renamed */
+        if (dir == object->dentry->d_parent) {
+                ret = cachefiles_bury_object(cache, dir, object->dentry);
+        } else {
+                /* it got moved, presumably by cachefilesd culling it, so it's
+                 * no longer in the key path and we can ignore it */
+                mutex_unlock(&dir->d_inode->i_mutex);
+                ret = 0;
+        }
 
         dput(dir);
         _leave(" = %d", ret);
diff --git a/fs/exec.c b/fs/exec.c
index e95c692ef0e4..cce6bbdbdbb1 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -637,7 +637,6 @@ int setup_arg_pages(struct linux_binprm *bprm,
          * will align it up.
          */
         rlim_stack = rlimit(RLIMIT_STACK) & PAGE_MASK;
-        rlim_stack = min(rlim_stack, stack_size);
 #ifdef CONFIG_STACK_GROWSUP
         if (stack_size + stack_expand > rlim_stack)
                 stack_base = vma->vm_start + rlim_stack;
diff --git a/fs/namei.c b/fs/namei.c
index d62fdc875f22..a4855af776a8 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -823,6 +823,17 @@ fail:
 }
 
 /*
+ * This is a temporary kludge to deal with "automount" symlinks; proper
+ * solution is to trigger them on follow_mount(), so that do_lookup()
+ * would DTRT.  To be killed before 2.6.34-final.
+ */
+static inline int follow_on_final(struct inode *inode, unsigned lookup_flags)
+{
+        return inode && unlikely(inode->i_op->follow_link) &&
+                ((lookup_flags & LOOKUP_FOLLOW) || S_ISDIR(inode->i_mode));
+}
+
+/*
  * Name resolution.
  * This is the basic name resolution function, turning a pathname into
  * the final dentry. We expect 'base' to be positive and a directory.
@@ -942,8 +953,7 @@ last_component:
                 if (err)
                         break;
                 inode = next.dentry->d_inode;
-                if ((lookup_flags & LOOKUP_FOLLOW)
-                    && inode && inode->i_op->follow_link) {
+                if (follow_on_final(inode, lookup_flags)) {
                         err = do_follow_link(&next, nd);
                         if (err)
                                 goto return_err;
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 97d79eff6b7f..8715d194561a 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -752,7 +752,8 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,
                             flags, current_cred());
         if (IS_ERR(*filp))
                 host_err = PTR_ERR(*filp);
-        host_err = ima_file_check(*filp, access);
+        else
+                host_err = ima_file_check(*filp, access);
 out_nfserr:
         err = nfserrno(host_err);
 out:
diff --git a/fs/proc/base.c b/fs/proc/base.c
index e42bbd843ed1..58324c299165 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -2369,16 +2369,30 @@ static void *proc_self_follow_link(struct dentry *dentry, struct nameidata *nd)
 {
         struct pid_namespace *ns = dentry->d_sb->s_fs_info;
         pid_t tgid = task_tgid_nr_ns(current, ns);
-        char tmp[PROC_NUMBUF];
-        if (!tgid)
-                return ERR_PTR(-ENOENT);
-        sprintf(tmp, "%d", task_tgid_nr_ns(current, ns));
-        return ERR_PTR(vfs_follow_link(nd,tmp));
+        char *name = ERR_PTR(-ENOENT);
+        if (tgid) {
+                name = __getname();
+                if (!name)
+                        name = ERR_PTR(-ENOMEM);
+                else
+                        sprintf(name, "%d", tgid);
+        }
+        nd_set_link(nd, name);
+        return NULL;
+}
+
+static void proc_self_put_link(struct dentry *dentry, struct nameidata *nd,
+                                void *cookie)
+{
+        char *s = nd_get_link(nd);
+        if (!IS_ERR(s))
+                __putname(s);
 }
 
 static const struct inode_operations proc_self_inode_operations = {
         .readlink       = proc_self_readlink,
         .follow_link    = proc_self_follow_link,
+        .put_link       = proc_self_put_link,
 };
 
 /*
diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h
index ab94335b4bb9..6816be6c3f77 100644
--- a/include/linux/amba/bus.h
+++ b/include/linux/amba/bus.h
@@ -1,5 +1,9 @@
 /*
- *  linux/include/asm-arm/hardware/amba.h
+ *  linux/include/amba/bus.h
+ *
+ *  This device type deals with ARM PrimeCells and anything else that
+ *  presents a proper CID (0xB105F00D) at the end of the I/O register
+ *  region or that is derived from a PrimeCell.
  *
  *  Copyright (C) 2003 Deep Blue Solutions Ltd, All Rights Reserved.
  *
diff --git a/include/linux/fs.h b/include/linux/fs.h
index b1bcb275b596..ebb1cd5bc241 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -729,6 +729,7 @@ struct inode {
         uid_t                   i_uid;
         gid_t                   i_gid;
         dev_t                   i_rdev;
+        unsigned int            i_blkbits;
         u64                     i_version;
         loff_t                  i_size;
 #ifdef __NEED_I_SIZE_ORDERED
@@ -738,7 +739,6 @@ struct inode {
         struct timespec         i_mtime;
         struct timespec         i_ctime;
         blkcnt_t                i_blocks;
-        unsigned int            i_blkbits;
         unsigned short          i_bytes;
         umode_t                 i_mode;
         spinlock_t              i_lock; /* i_blocks, i_bytes, maybe i_size */
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
index 2b19297742cb..2ae7409bf38f 100644
--- a/kernel/perf_event.c
+++ b/kernel/perf_event.c
@@ -3259,8 +3259,6 @@ static void perf_event_task_output(struct perf_event *event,
         task_event->event_id.tid = perf_event_tid(event, task);
         task_event->event_id.ptid = perf_event_tid(event, current);
 
-        task_event->event_id.time = perf_clock();
-
         perf_output_put(&handle, task_event->event_id);
 
         perf_output_end(&handle);
@@ -3268,7 +3266,7 @@ static void perf_event_task_output(struct perf_event *event,
 
 static int perf_event_task_match(struct perf_event *event)
 {
-        if (event->state != PERF_EVENT_STATE_ACTIVE)
+        if (event->state < PERF_EVENT_STATE_INACTIVE)
                 return 0;
 
         if (event->cpu != -1 && event->cpu != smp_processor_id())
@@ -3300,7 +3298,7 @@ static void perf_event_task_event(struct perf_task_event *task_event)
         cpuctx = &get_cpu_var(perf_cpu_context);
         perf_event_task_ctx(&cpuctx->ctx, task_event);
         if (!ctx)
-                ctx = rcu_dereference(task_event->task->perf_event_ctxp);
+                ctx = rcu_dereference(current->perf_event_ctxp);
         if (ctx)
                 perf_event_task_ctx(ctx, task_event);
         put_cpu_var(perf_cpu_context);
@@ -3331,6 +3329,7 @@ static void perf_event_task(struct task_struct *task,
                         /* .ppid */
                         /* .tid  */
                         /* .ptid */
+                        .time = perf_clock(),
                 },
         };
 
@@ -3380,7 +3379,7 @@ static void perf_event_comm_output(struct perf_event *event,
 
 static int perf_event_comm_match(struct perf_event *event)
 {
-        if (event->state != PERF_EVENT_STATE_ACTIVE)
+        if (event->state < PERF_EVENT_STATE_INACTIVE)
                 return 0;
 
         if (event->cpu != -1 && event->cpu != smp_processor_id())
@@ -3500,7 +3499,7 @@ static void perf_event_mmap_output(struct perf_event *event,
 static int perf_event_mmap_match(struct perf_event *event,
                                    struct perf_mmap_event *mmap_event)
 {
-        if (event->state != PERF_EVENT_STATE_ACTIVE)
+        if (event->state < PERF_EVENT_STATE_INACTIVE)
                 return 0;
 
         if (event->cpu != -1 && event->cpu != smp_processor_id())
diff --git a/kernel/sys.c b/kernel/sys.c
index 26a6b73a6b85..18bde979f346 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -222,6 +222,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
         if (which > PRIO_USER || which < PRIO_PROCESS)
                 return -EINVAL;
 
+        rcu_read_lock();
         read_lock(&tasklist_lock);
         switch (which) {
                 case PRIO_PROCESS:
@@ -267,6 +268,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
         }
 out_unlock:
         read_unlock(&tasklist_lock);
+        rcu_read_unlock();
 
         return retval;
 }
diff --git a/lib/idr.c b/lib/idr.c
index 1cac726c44bc..0dc782216d4b 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -156,10 +156,12 @@ static int sub_alloc(struct idr *idp, int *starting_id, struct idr_layer **pa)
                         id = (id | ((1 << (IDR_BITS * l)) - 1)) + 1;
 
                         /* if already at the top layer, we need to grow */
-                        if (!(p = pa[l])) {
+                        if (id >= 1 << (idp->layers * IDR_BITS)) {
                                 *starting_id = id;
                                 return IDR_NEED_TO_GROW;
                         }
+                        p = pa[l];
+                        BUG_ON(!p);
 
                         /* If we need to go up one layer, continue the
                          * loop; otherwise, restart from the top.
diff --git a/mm/migrate.c b/mm/migrate.c
index 9a0db5bbabe4..880bd592d38e 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1002,33 +1002,27 @@ static int do_pages_stat(struct mm_struct *mm, unsigned long nr_pages,
 #define DO_PAGES_STAT_CHUNK_NR 16
         const void __user *chunk_pages[DO_PAGES_STAT_CHUNK_NR];
         int chunk_status[DO_PAGES_STAT_CHUNK_NR];
-        unsigned long i, chunk_nr = DO_PAGES_STAT_CHUNK_NR;
-        int err;
 
-        for (i = 0; i < nr_pages; i += chunk_nr) {
-                if (chunk_nr > nr_pages - i)
-                        chunk_nr = nr_pages - i;
+        while (nr_pages) {
+                unsigned long chunk_nr;
 
-                err = copy_from_user(chunk_pages, &pages[i],
-                                     chunk_nr * sizeof(*chunk_pages));
-                if (err) {
-                        err = -EFAULT;
-                        goto out;
-                }
+                chunk_nr = nr_pages;
+                if (chunk_nr > DO_PAGES_STAT_CHUNK_NR)
+                        chunk_nr = DO_PAGES_STAT_CHUNK_NR;
+
+                if (copy_from_user(chunk_pages, pages, chunk_nr * sizeof(*chunk_pages)))
+                        break;
 
                 do_pages_stat_array(mm, chunk_nr, chunk_pages, chunk_status);
 
-                err = copy_to_user(&status[i], chunk_status,
-                                   chunk_nr * sizeof(*chunk_status));
-                if (err) {
-                        err = -EFAULT;
-                        goto out;
-                }
-        }
-        err = 0;
+                if (copy_to_user(status, chunk_status, chunk_nr * sizeof(*status)))
+                        break;
 
-out:
-        return err;
+                pages += chunk_nr;
+                status += chunk_nr;
+                nr_pages -= chunk_nr;
+        }
+        return nr_pages ? -EFAULT : 0;
 }
 
 /*
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index f52481b1c1e5..237050478f28 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -459,6 +459,8 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
         list_for_each_entry(c, &p->children, sibling) {
                 if (c->mm == p->mm)
                         continue;
+                if (mem && !task_in_mem_cgroup(c, mem))
+                        continue;
                 if (!oom_kill_task(c))
                         return 0;
         }
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index fbc1c7472c5e..099c753c4213 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -410,7 +410,8 @@ static ssize_t wireless_show(struct device *d, char *buf,
         const struct iw_statistics *iw;
         ssize_t ret = -EINVAL;
 
-        rtnl_lock();
+        if (!rtnl_trylock())
+                return restart_syscall();
         if (dev_isalive(dev)) {
                 iw = get_wireless_stats(dev);
                 if (iw)
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 040c4f05b653..26dec2be9615 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1317,14 +1317,19 @@ static int devinet_sysctl_forward(ctl_table *ctl, int write,
 {
         int *valp = ctl->data;
         int val = *valp;
+        loff_t pos = *ppos;
         int ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
         if (write && *valp != val) {
                 struct net *net = ctl->extra2;
 
                 if (valp != &IPV4_DEVCONF_DFLT(net, FORWARDING)) {
-                        if (!rtnl_trylock())
+                        if (!rtnl_trylock()) {
+                                /* Restore the original values before restarting */
+                                *valp = val;
+                                *ppos = pos;
                                 return restart_syscall();
+                        }
                         if (valp == &IPV4_DEVCONF_ALL(net, FORWARDING)) {
                                 inet_forward_change(net);
                         } else if (*valp) {
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index de7a194a64ab..143791da062c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -502,8 +502,11 @@ static int addrconf_fixup_forwarding(struct ctl_table *table, int *p, int old)
         if (p == &net->ipv6.devconf_dflt->forwarding)
                 return 0;
 
-        if (!rtnl_trylock())
+        if (!rtnl_trylock()) {
+                /* Restore the original values before restarting */
+                *p = old;
                 return restart_syscall();
+        }
 
         if (p == &net->ipv6.devconf_all->forwarding) {
                 __s32 newf = net->ipv6.devconf_all->forwarding;
@@ -4028,12 +4031,15 @@ int addrconf_sysctl_forward(ctl_table *ctl, int write,
 {
         int *valp = ctl->data;
         int val = *valp;
+        loff_t pos = *ppos;
         int ret;
 
         ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
         if (write)
                 ret = addrconf_fixup_forwarding(ctl, valp, val);
+        if (ret)
+                *ppos = pos;
         return ret;
 }
 
@@ -4075,8 +4081,11 @@ static int addrconf_disable_ipv6(struct ctl_table *table, int *p, int old)
         if (p == &net->ipv6.devconf_dflt->disable_ipv6)
                 return 0;
 
-        if (!rtnl_trylock())
+        if (!rtnl_trylock()) {
+                /* Restore the original values before restarting */
+                *p = old;
                 return restart_syscall();
+        }
 
         if (p == &net->ipv6.devconf_all->disable_ipv6) {
                 __s32 newf = net->ipv6.devconf_all->disable_ipv6;
@@ -4095,12 +4104,15 @@ int addrconf_sysctl_disable(ctl_table *ctl, int write,
 {
         int *valp = ctl->data;
         int val = *valp;
+        loff_t pos = *ppos;
         int ret;
 
         ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
         if (write)
                 ret = addrconf_disable_ipv6(ctl, valp, val);
+        if (ret)
+                *ppos = pos;
         return ret;
 }
 
diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
index 29465d440043..fde17b090a47 100644
--- a/tools/perf/util/probe-event.c
+++ b/tools/perf/util/probe-event.c
@@ -272,6 +272,7 @@ int synthesize_perf_probe_point(struct probe_point *pp)
         int ret;
 
         pp->probes[0] = buf = zalloc(MAX_CMDLEN);
+        pp->found = 1;
         if (!buf)
                 die("Failed to allocate memory by zalloc.");
         if (pp->offset) {
@@ -294,6 +295,7 @@ int synthesize_perf_probe_point(struct probe_point *pp)
 error:
                 free(pp->probes[0]);
                 pp->probes[0] = NULL;
+                pp->found = 0;
         }
         return ret;
 }
@@ -455,6 +457,7 @@ void show_perf_probe_events(void)
         struct strlist *rawlist;
         struct str_node *ent;
 
+        memset(&pp, 0, sizeof(pp));
         fd = open_kprobe_events(O_RDONLY, 0);
         rawlist = get_trace_kprobe_event_rawlist(fd);
         close(fd);