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Diffstat (limited to 'mm/swapfile.c')
-rw-r--r--mm/swapfile.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c
index ba95857e6791..987276c557d1 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -2100,7 +2100,7 @@ static int unuse_mm(struct mm_struct *mm, unsigned int type,
struct vm_area_struct *vma;
int ret = 0;
- down_read(&mm->mmap_sem);
+ mmap_read_lock(mm);
for (vma = mm->mmap; vma; vma = vma->vm_next) {
if (vma->anon_vma) {
ret = unuse_vma(vma, type, frontswap,
@@ -2110,7 +2110,7 @@ static int unuse_mm(struct mm_struct *mm, unsigned int type,
}
cond_resched();
}
- up_read(&mm->mmap_sem);
+ mmap_read_unlock(mm);
return ret;
}