[PATCH] grab swap token reordered

Make sure the contention for the token happens _before_ any read-in and
kicks the swap-token algo only when the VM is under pressure.

Signed-off-by: Ashwin Chaugule <ashwin.chaugule@celunite.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/mm/filemap.c b/mm/filemap.c
index 13df01c50479..af7e2f5caea9 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1445,7 +1445,6 @@ no_cached_page:
          * effect.
          */
         error = page_cache_read(file, pgoff);
-        grab_swap_token();
 
         /*
          * The page we want has now been added to the page cache.