Merge remote-tracking branch 'upstream' into next

 - bring back critical fixes (esp. aa67f6096c19bc)
 - provide an updated base for development

* upstream: (4334 commits)
  missed mnt_drop_write() in do_dentry_open()
  UBIFS: nuke pdflush from comments
  gfs2: nuke pdflush from comments
  drbd: nuke pdflush from comments
  nilfs2: nuke write_super from comments
  hfs: nuke write_super from comments
  vfs: nuke pdflush from comments
  jbd/jbd2: nuke write_super from comments
  btrfs: nuke pdflush from comments
  btrfs: nuke write_super from comments
  ext4: nuke pdflush from comments
  ext4: nuke write_super from comments
  ext3: nuke write_super from comments
  Documentation: fix the VM knobs descritpion WRT pdflush
  Documentation: get rid of write_super
  vfs: kill write_super and sync_supers
  ACPI processor: Fix tick_broadcast_mask online/offline regression
  ACPI: Only count valid srat memory structures
  ACPI: Untangle a return statement for better readability
  Linux 3.6-rc1
  ...

Signed-off-by: Avi Kivity <avi@redhat.com>

17 files changed, 19 insertions, 20 deletions

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 8186ec5ea151..310cf5781fad 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -126,6 +126,7 @@ config AUDIT_ARCH
 
 menuconfig PARAVIRT_GUEST
         bool "Paravirtualized guest support"
+        depends on BROKEN
         help
           Say Y here to get to see options related to running Linux under
           various hypervisors.  This option alone does not add any kernel code.
@@ -138,8 +139,6 @@ config PARAVIRT
         bool "Enable paravirtualization code"
         depends on PARAVIRT_GUEST
         default y
-        bool
-        default y
         help
           This changes the kernel so it can modify itself when it is run
           under a hypervisor, potentially improving performance significantly
diff --git a/arch/ia64/include/asm/atomic.h b/arch/ia64/include/asm/atomic.h
index 7d9116600a36..6e6fe1839f5d 100644
--- a/arch/ia64/include/asm/atomic.h
+++ b/arch/ia64/include/asm/atomic.h
@@ -17,8 +17,8 @@
 #include <asm/intrinsics.h>
 
 
-#define ATOMIC_INIT(i)          ((atomic_t) { (i) })
-#define ATOMIC64_INIT(i)        ((atomic64_t) { (i) })
+#define ATOMIC_INIT(i)          { (i) }
+#define ATOMIC64_INIT(i)        { (i) }
 
 #define atomic_read(v)          (*(volatile int *)&(v)->counter)
 #define atomic64_read(v)        (*(volatile long *)&(v)->counter)
diff --git a/arch/ia64/include/asm/machvec.h b/arch/ia64/include/asm/machvec.h
index 367d299d9938..2d1ad4b11a85 100644
--- a/arch/ia64/include/asm/machvec.h
+++ b/arch/ia64/include/asm/machvec.h
@@ -120,7 +120,7 @@ extern void machvec_tlb_migrate_finish (struct mm_struct *);
 # ifdef MACHVEC_PLATFORM_HEADER
 #  include MACHVEC_PLATFORM_HEADER
 # else
-#  define platform_name         ia64_mv.name
+#  define ia64_platform_name    ia64_mv.name
 #  define platform_setup        ia64_mv.setup
 #  define platform_cpu_init     ia64_mv.cpu_init
 #  define platform_irq_init     ia64_mv.irq_init
diff --git a/arch/ia64/include/asm/machvec_dig.h b/arch/ia64/include/asm/machvec_dig.h
index 8a0752f40987..1f7403a2fbee 100644
--- a/arch/ia64/include/asm/machvec_dig.h
+++ b/arch/ia64/include/asm/machvec_dig.h
@@ -10,7 +10,7 @@ extern ia64_mv_setup_t dig_setup;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name           "dig"
+#define ia64_platform_name      "dig"
 #define platform_setup          dig_setup
 
 #endif /* _ASM_IA64_MACHVEC_DIG_h */
diff --git a/arch/ia64/include/asm/machvec_dig_vtd.h b/arch/ia64/include/asm/machvec_dig_vtd.h
index 6ab1de5c45ef..44308b4c3f6e 100644
--- a/arch/ia64/include/asm/machvec_dig_vtd.h
+++ b/arch/ia64/include/asm/machvec_dig_vtd.h
@@ -11,7 +11,7 @@ extern ia64_mv_dma_init			pci_iommu_alloc;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name                           "dig_vtd"
+#define ia64_platform_name                      "dig_vtd"
 #define platform_setup                          dig_setup
 #define platform_dma_init                       pci_iommu_alloc
 
diff --git a/arch/ia64/include/asm/machvec_hpsim.h b/arch/ia64/include/asm/machvec_hpsim.h
index cf72fc87fdfe..e75711279366 100644
--- a/arch/ia64/include/asm/machvec_hpsim.h
+++ b/arch/ia64/include/asm/machvec_hpsim.h
@@ -11,7 +11,7 @@ extern ia64_mv_irq_init_t hpsim_irq_init;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name           "hpsim"
+#define ia64_platform_name      "hpsim"
 #define platform_setup          hpsim_setup
 #define platform_irq_init       hpsim_irq_init
 
diff --git a/arch/ia64/include/asm/machvec_hpzx1.h b/arch/ia64/include/asm/machvec_hpzx1.h
index 3bd83d78a412..c74d3159e9eb 100644
--- a/arch/ia64/include/asm/machvec_hpzx1.h
+++ b/arch/ia64/include/asm/machvec_hpzx1.h
@@ -11,7 +11,7 @@ extern ia64_mv_dma_init			sba_dma_init;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name                           "hpzx1"
+#define ia64_platform_name                      "hpzx1"
 #define platform_setup                          dig_setup
 #define platform_dma_init                       sba_dma_init
 
diff --git a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
index 1091ac39740c..906ef6210774 100644
--- a/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
+++ b/arch/ia64/include/asm/machvec_hpzx1_swiotlb.h
@@ -11,7 +11,7 @@ extern ia64_mv_dma_get_ops			hwsw_dma_get_ops;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name                           "hpzx1_swiotlb"
+#define ia64_platform_name                      "hpzx1_swiotlb"
 #define platform_setup                          dig_setup
 #define platform_dma_init                       machvec_noop
 #define platform_dma_get_ops                    hwsw_dma_get_ops
diff --git a/arch/ia64/include/asm/machvec_sn2.h b/arch/ia64/include/asm/machvec_sn2.h
index f061a30aac42..ece9fa85be88 100644
--- a/arch/ia64/include/asm/machvec_sn2.h
+++ b/arch/ia64/include/asm/machvec_sn2.h
@@ -71,7 +71,7 @@ extern ia64_mv_pci_fixup_bus_t		sn_pci_fixup_bus;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name                   "sn2"
+#define ia64_platform_name              "sn2"
 #define platform_setup                  sn_setup
 #define platform_cpu_init               sn_cpu_init
 #define platform_irq_init               sn_irq_init
diff --git a/arch/ia64/include/asm/machvec_uv.h b/arch/ia64/include/asm/machvec_uv.h
index 2931447f3813..2c50853f35ac 100644
--- a/arch/ia64/include/asm/machvec_uv.h
+++ b/arch/ia64/include/asm/machvec_uv.h
@@ -20,7 +20,7 @@ extern ia64_mv_setup_t uv_setup;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name                   "uv"
+#define ia64_platform_name              "uv"
 #define platform_setup                  uv_setup
 
 #endif /* _ASM_IA64_MACHVEC_UV_H */
diff --git a/arch/ia64/include/asm/machvec_xen.h b/arch/ia64/include/asm/machvec_xen.h
index 55f9228056cd..8b8bd0eb3923 100644
--- a/arch/ia64/include/asm/machvec_xen.h
+++ b/arch/ia64/include/asm/machvec_xen.h
@@ -13,7 +13,7 @@ extern ia64_mv_send_ipi_t		xen_platform_send_ipi;
  * platform's machvec structure.  When compiling a non-generic kernel,
  * the macros are used directly.
  */
-#define platform_name                           "xen"
+#define ia64_platform_name                      "xen"
 #define platform_setup                          dig_setup
 #define platform_cpu_init                       xen_cpu_init
 #define platform_irq_init                       xen_irq_init
diff --git a/arch/ia64/include/asm/processor.h b/arch/ia64/include/asm/processor.h
index 832dd3789e9d..944152a50912 100644
--- a/arch/ia64/include/asm/processor.h
+++ b/arch/ia64/include/asm/processor.h
@@ -719,7 +719,7 @@ enum idle_boot_override {IDLE_NO_OVERRIDE=0, IDLE_HALT, IDLE_FORCE_MWAIT,
 
 void default_idle(void);
 
-#define ia64_platform_is(x) (strcmp(x, platform_name) == 0)
+#define ia64_platform_is(x) (strcmp(x, ia64_platform_name) == 0)
 
 #endif /* !__ASSEMBLY__ */
 
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 6f38b6120d96..440578850ae5 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -497,7 +497,7 @@ acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa)
         srat_num_cpus++;
 }
 
-void __init
+int __init
 acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma)
 {
         unsigned long paddr, size;
@@ -512,7 +512,7 @@ acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma)
 
         /* Ignore disabled entries */
         if (!(ma->flags & ACPI_SRAT_MEM_ENABLED))
-                return;
+                return -1;
 
         /* record this node in proximity bitmap */
         pxm_bit_set(pxm);
@@ -531,6 +531,7 @@ acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma)
         p->size = size;
         p->nid = pxm;
         num_node_memblks++;
+        return 0;
 }
 
 void __init acpi_numa_arch_fixup(void)
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 5c3e0888265a..1034884b77da 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -23,7 +23,6 @@
 #include <linux/ioport.h>
 #include <linux/kernel_stat.h>
 #include <linux/ptrace.h>
-#include <linux/random.h>       /* for rand_initialize_irq() */
 #include <linux/signal.h>
 #include <linux/smp.h>
 #include <linux/threads.h>
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index d7f558c1e711..3fa4bc536953 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -2353,7 +2353,6 @@ pfm_smpl_buffer_alloc(struct task_struct *task, struct file *filp, pfm_context_t
          */
         insert_vm_struct(mm, vma);
 
-        mm->total_vm  += size >> PAGE_SHIFT;
         vm_stat_account(vma->vm_mm, vma->vm_flags, vma->vm_file,
                                                         vma_pages(vma));
         up_write(&task->mm->mmap_sem);
diff --git a/arch/ia64/kvm/Kconfig b/arch/ia64/kvm/Kconfig
index df5351e3eed7..e7947528aee6 100644
--- a/arch/ia64/kvm/Kconfig
+++ b/arch/ia64/kvm/Kconfig
@@ -23,6 +23,7 @@ config KVM
         depends on HAVE_KVM && MODULES && EXPERIMENTAL
         # for device assignment:
         depends on PCI
+        depends on BROKEN
         select PREEMPT_NOTIFIERS
         select ANON_INODES
         select HAVE_KVM_IRQCHIP
diff --git a/arch/ia64/pci/fixup.c b/arch/ia64/pci/fixup.c
index f5959c0c1810..eab28e314022 100644
--- a/arch/ia64/pci/fixup.c
+++ b/arch/ia64/pci/fixup.c
@@ -30,8 +30,8 @@ static void __devinit pci_fixup_video(struct pci_dev *pdev)
         struct pci_bus *bus;
         u16 config;
 
-        if ((strcmp(platform_name, "dig") != 0)
-            && (strcmp(platform_name, "hpzx1")  != 0))
+        if ((strcmp(ia64_platform_name, "dig") != 0)
+            && (strcmp(ia64_platform_name, "hpzx1")  != 0))
                 return;
         /* Maybe, this machine supports legacy memory map. */