diff options
Diffstat (limited to 'mm/mlock.c')
| -rw-r--r-- | mm/mlock.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/mlock.c b/mm/mlock.c index ef726e8aa8e9..7a84dd1f5ec6 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -78,6 +78,7 @@ void __clear_page_mlock(struct page *page) */ void mlock_vma_page(struct page *page) { + /* Serialize with page migration */ BUG_ON(!PageLocked(page)); if (!TestSetPageMlocked(page)) { @@ -105,6 +106,7 @@ void mlock_vma_page(struct page *page) */ void munlock_vma_page(struct page *page) { + /* For try_to_munlock() and to serialize with page migration */ BUG_ON(!PageLocked(page)); if (TestClearPageMlocked(page)) { |