diff options
Diffstat (limited to 'mm/mlock.c')
| -rw-r--r-- | mm/mlock.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/mlock.c b/mm/mlock.c index 080f3b36415b..e492a155c51a 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -562,7 +562,7 @@ success: nr_pages = -nr_pages; else if (old_flags & VM_LOCKED) nr_pages = 0; - mm->locked_vm += nr_pages; + atomic64_add(nr_pages, &mm->locked_vm); /* * vm_flags is protected by the mmap_sem held in write mode. @@ -687,7 +687,7 @@ static __must_check int do_mlock(unsigned long start, size_t len, vm_flags_t fla if (down_write_killable(¤t->mm->mmap_sem)) return -EINTR; - locked += current->mm->locked_vm; + locked += atomic64_read(¤t->mm->locked_vm); if ((locked > lock_limit) && (!capable(CAP_IPC_LOCK))) { /* * It is possible that the regions requested intersect with |