[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>

2 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index f5a6695d4d21..99f7cc495065 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -194,6 +194,7 @@ extern void __mod_page_state(unsigned long offset, unsigned long delta);
 #define SetPageDirty(page)      set_bit(PG_dirty, &(page)->flags)
 #define TestSetPageDirty(page)  test_and_set_bit(PG_dirty, &(page)->flags)
 #define ClearPageDirty(page)    clear_bit(PG_dirty, &(page)->flags)
+#define __ClearPageDirty(page)  __clear_bit(PG_dirty, &(page)->flags)
 #define TestClearPageDirty(page) test_and_clear_bit(PG_dirty, &(page)->flags)
 
 #define SetPageLRU(page)        set_bit(PG_lru, &(page)->flags)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 8d088371196a..620aa11b24eb 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -329,7 +329,7 @@ static inline void free_pages_check(const char *function, struct page *page)
                         1 << PG_writeback )))
                 bad_page(function, page);
         if (PageDirty(page))
-                ClearPageDirty(page);
+                __ClearPageDirty(page);
 }
 
 /*