[PATCH] mm/vmscan: fix page_freeze_refs in comment.

[Jiang Biao]

page_freeze_refs has already been relplaced by page_ref_freeze, but
it is not modified in the comment.

Signed-off-by: Jiang Biao <jiang.biao2@xxxxxxxxxx>
---
 mm/vmscan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 03822f8..d29e207 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -744,7 +744,7 @@ static int __remove_mapping(struct address_space *mapping, struct page *page,
 		refcount = 2;
 	if (!page_ref_freeze(page, refcount))
 		goto cannot_free;
-	/* note: atomic_cmpxchg in page_freeze_refs provides the smp_rmb */
+	/* note: atomic_cmpxchg in page_refs_freeze provides the smp_rmb */
 	if (unlikely(PageDirty(page))) {
 		page_ref_unfreeze(page, refcount);
 		goto cannot_free;
-- 
2.7.4