diff --git a/mm/memory.c b/mm/memory.c
index 422d2be8e61028c4c33db8e24a18a061ccc7bc3d..8e4068ef034b03926507b46ab6221811c6707d1a 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3186,7 +3186,15 @@ static vm_fault_t do_wp_page(struct vm_fault *vmf)
 		 *
 		 * PageKsm() doesn't necessarily raise the page refcount.
 		 */
-		if (PageKsm(page) || page_count(page) > 1 + PageSwapCache(page))
+		if (PageKsm(page) || page_count(page) > 3)
+			goto copy;
+		if (!PageLRU(page))
+			/*
+			 * Note: We cannot easily detect+handle references from
+			 * remote LRU pagevecs or references to PageLRU() pages.
+			 */
+			lru_add_drain();
+		if (page_count(page) > 1 + PageSwapCache(page))
 			goto copy;
 		if (!trylock_page(page))
 			goto copy;