diff --git a/mm/ksm.c b/mm/ksm.c
index 17abf485..d40ed022 100755
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -645,7 +645,7 @@ static int write_protect_page(struct vm_area_struct *vma, struct page *page,
 		 * page
 		 */
 		if ((page_mapcount(page) + 2 + swapped) != page_count(page)) {
-			set_pte_at_notify(mm, addr, ptep, entry);
+			set_pte_at(mm, addr, ptep, entry);
 			goto out_unlock;
 		}
 		if (pte_dirty(entry))