[PATCH] mm: remove atomic

This bitop does not need to be atomic because it is performed when there will
be no references to the page (ie.  the page is being freed).

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 8d08837..620aa11 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -329,7 +329,7 @@
 			1 << PG_writeback )))
 		bad_page(function, page);
 	if (PageDirty(page))
-		ClearPageDirty(page);
+		__ClearPageDirty(page);
 }
 
 /*