diff --git a/mm/vmscan.c b/mm/vmscan.c
index c141b3e78071..f83a7ed5c6c4 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -623,6 +623,8 @@ static unsigned long shrink_page_list(struct list_head *page_list,
 		 * Try to allocate it some swap space here.
 		 */
 		if (PageAnon(page) && !PageSwapCache(page)) {
+			if (!(sc->gfp_mask & __GFP_IO))
+				goto keep_locked;
 			switch (try_to_munlock(page)) {
 			case SWAP_FAIL:		/* shouldn't happen */
 			case SWAP_AGAIN:
@@ -634,6 +636,7 @@ static unsigned long shrink_page_list(struct list_head *page_list,
 			}
 			if (!add_to_swap(page, GFP_ATOMIC))
 				goto activate_locked;
+			may_enter_fs = 1;
 		}
 #endif /* CONFIG_SWAP */