diff options
Diffstat (limited to 'mm/swapfile.c')
| -rw-r--r-- | mm/swapfile.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c index 890b410d77b6..10760240a3a2 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -2389,6 +2389,8 @@ static int unuse_mm(struct mm_struct *mm, unsigned int type) VMA_ITERATOR(vmi, mm, 0); mmap_read_lock(mm); + if (check_stable_address_space(mm)) + goto unlock; for_each_vma(vmi, vma) { if (vma->anon_vma && !is_vm_hugetlb_page(vma)) { ret = unuse_vma(vma, type); @@ -2398,6 +2400,7 @@ static int unuse_mm(struct mm_struct *mm, unsigned int type) cond_resched(); } +unlock: mmap_read_unlock(mm); return ret; } |