diff --git a/[refs] b/[refs]
index 98228f6fc492..7b57679db809 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 996417d2c4eb583e94553e4ede58974e0da1c38e
+refs/heads/master: 58bb01a9cd72eebf60d00c57b948a76aa7b85727
diff --git a/trunk/mm/page-writeback.c b/trunk/mm/page-writeback.c
index 74138c9a22b9..0166ea15c9ee 100644
--- a/trunk/mm/page-writeback.c
+++ b/trunk/mm/page-writeback.c
@@ -750,6 +750,7 @@ int clear_page_dirty_for_io(struct page *page)
 	}
 	return TestClearPageDirty(page);
 }
+EXPORT_SYMBOL(clear_page_dirty_for_io);
 
 int test_clear_page_writeback(struct page *page)
 {