1 files changed, 14 insertions, 0 deletions

diff --git a/mm/mmzone.c b/mm/mmzone.c
index 7cf7b7ddc7c5..6830eab5bf09 100644
--- a/mm/mmzone.c
+++ b/mm/mmzone.c
@@ -86,3 +86,17 @@ int memmap_valid_within(unsigned long pfn,
         return 1;
 }
 #endif /* CONFIG_ARCH_HAS_HOLES_MEMORYMODEL */
+
+void lruvec_init(struct lruvec *lruvec, struct zone *zone)
+{
+        enum lru_list lru;
+
+        memset(lruvec, 0, sizeof(struct lruvec));
+
+        for_each_lru(lru)
+                INIT_LIST_HEAD(&lruvec->lists[lru]);
+
+#ifdef CONFIG_CGROUP_MEM_RES_CTLR
+        lruvec->zone = zone;
+#endif
+}