readahead: remove redundant test in shrink_readahead_size_eio()

Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
git-mirror · Jun 17, 2009 · 61b7cbd · 61b7cbd
1 parent 10be0b3
commit 61b7cbd
Showing 1 changed file with 0 additions and 3 deletions.
diff --git a/mm/filemap.c b/mm/filemap.c
@@ -1004,9 +1004,6 @@ EXPORT_SYMBOL(grab_cache_page_nowait);
 static void shrink_readahead_size_eio(struct file *filp,
 					struct file_ra_state *ra)
 {
-	if (!ra->ra_pages)
-		return;
-
 	ra->ra_pages /= 4;
 }