Merge branch 'akpm' (Andrew's patch-bomb)

Merge Andrew's second set of patches:
 - MM
 - a few random fixes
 - a couple of RTC leftovers

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (120 commits)
  rtc/rtc-88pm80x: remove unneed devm_kfree
  rtc/rtc-88pm80x: assign ret only when rtc_register_driver fails
  mm: hugetlbfs: close race during teardown of hugetlbfs shared page tables
  tmpfs: distribute interleave better across nodes
  mm: remove redundant initialization
  mm: warn if pg_data_t isn't initialized with zero
  mips: zero out pg_data_t when it's allocated
  memcg: gix memory accounting scalability in shrink_page_list
  mm/sparse: remove index_init_lock
  mm/sparse: more checks on mem_section number
  mm/sparse: optimize sparse_index_alloc
  memcg: add mem_cgroup_from_css() helper
  memcg: further prevent OOM with too many dirty pages
  memcg: prevent OOM with too many dirty pages
  mm: mmu_notifier: fix freed page still mapped in secondary MMU
  mm: memcg: only check anon swapin page charges for swap cache
  mm: memcg: only check swap cache pages for repeated charging
  mm: memcg: split swapin charge function into private and public part
  mm: memcg: remove needless !mm fixup to init_mm when charging
  mm: memcg: remove unneeded shmem charge type
  ...

1 files changed, 2 insertions, 3 deletions

diff --git a/mm/mmap.c b/mm/mmap.c
index 4fe2697339ed..e3e86914f11a 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -943,6 +943,8 @@ void vm_stat_account(struct mm_struct *mm, unsigned long flags,
         const unsigned long stack_flags
                 = VM_STACK_FLAGS & (VM_GROWSUP|VM_GROWSDOWN);
 
+        mm->total_vm += pages;
+
         if (file) {
                 mm->shared_vm += pages;
                 if ((flags & (VM_EXEC|VM_WRITE)) == VM_EXEC)
@@ -1347,7 +1349,6 @@ munmap_back:
 out:
         perf_event_mmap(vma);
 
-        mm->total_vm += len >> PAGE_SHIFT;
         vm_stat_account(mm, vm_flags, file, len >> PAGE_SHIFT);
         if (vm_flags & VM_LOCKED) {
                 if (!mlock_vma_pages_range(vma, addr, addr + len))
@@ -1707,7 +1708,6 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns
                 return -ENOMEM;
 
         /* Ok, everything looks good - let it rip */
-        mm->total_vm += grow;
         if (vma->vm_flags & VM_LOCKED)
                 mm->locked_vm += grow;
         vm_stat_account(mm, vma->vm_flags, vma->vm_file, grow);
@@ -1889,7 +1889,6 @@ static void remove_vma_list(struct mm_struct *mm, struct vm_area_struct *vma)
 
                 if (vma->vm_flags & VM_ACCOUNT)
                         nr_accounted += nrpages;
-                mm->total_vm -= nrpages;
                 vm_stat_account(mm, vma->vm_flags, vma->vm_file, -nrpages);
                 vma = remove_vma(vma);
         } while (vma);