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-rw-r--r--mm/huge_memory.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 87ab9b8f56b5..529cf36b7edb 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2783,11 +2783,13 @@ static unsigned long deferred_split_scan(struct shrinker *shrink,
 
 	list_for_each_safe(pos, next, &list) {
 		page = list_entry((void *)pos, struct page, mapping);
-		lock_page(page);
+		if (!trylock_page(page))
+			goto next;
 		/* split_huge_page() removes page from list on success */
 		if (!split_huge_page(page))
 			split++;
 		unlock_page(page);
+next:
 		put_page(page);
 	}