[PATCH] mm: vmscan: fix documentation for page_check_references()

[Charan Teja Kalla]

The commit b518154e59aa ("mm/vmscan: protect the workingset on anonymous
LRU") requires to look twice for both mapped anon/file pages are used
more than once to take the decission of reclaim or activation. Correct
the documentation accordingly.

Signed-off-by: Charan Teja Kalla <quic_charante@xxxxxxxxxxx>
---
 mm/vmscan.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 59b14e0..aab6f6e 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1398,7 +1398,7 @@ static enum page_references page_check_references(struct page *page,
 		/*
 		 * All mapped pages start out with page table
 		 * references from the instantiating fault, so we need
-		 * to look twice if a mapped file page is used more
+		 * to look twice if a mapped file/anon page is used more
 		 * than once.
 		 *
 		 * Mark it and spare it for another trip around the
-- 
2.7.4