diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 4173739..353ce90 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -600,7 +600,7 @@
 
 	page->flags &= ~(1 << PG_uptodate | 1 << PG_error |
 			1 << PG_referenced | 1 << PG_arch_1 |
-			1 << PG_checked | 1 << PG_mappedtodisk);
+			1 << PG_owner_priv_1 | 1 << PG_mappedtodisk);
 	set_page_private(page, 0);
 	set_page_refcounted(page);