diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index f5a6695..99f7cc4 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -194,6 +194,7 @@
 #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)