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Merge tag 'driver-core-3.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git...
[deliverable/linux.git]
/
mm
/
mmap.c
diff --git
a/mm/mmap.c
b/mm/mmap.c
index 6466699b16cbca1a26c8792f9d484925a23df005..0db0de1c2fbee21e0e9919af66021b190d789731 100644
(file)
--- a/
mm/mmap.c
+++ b/
mm/mmap.c
@@
-1940,7
+1940,7
@@
struct vm_area_struct *find_vma(struct mm_struct *mm, unsigned long addr)
/* Check the cache first. */
/* (Cache hit rate is typically around 35%.) */
- vma =
mm->mmap_cache
;
+ vma =
ACCESS_ONCE(mm->mmap_cache)
;
if (!(vma && vma->vm_end > addr && vma->vm_start <= addr)) {
struct rb_node *rb_node;
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