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Diffstat (limited to 'include/linux/list_lru.h')
-rw-r--r--include/linux/list_lru.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/list_lru.h b/include/linux/list_lru.h
index 7edf9c9ab9eb..2a6b9947aaa3 100644
--- a/include/linux/list_lru.h
+++ b/include/linux/list_lru.h
@@ -26,7 +26,7 @@ enum lru_status {
struct list_lru_one {
struct list_head list;
- /* kept as signed so we can catch imbalance bugs */
+ /* may become negative during memcg reparenting */
long nr_items;
};
@@ -62,6 +62,7 @@ int __list_lru_init(struct list_lru *lru, bool memcg_aware,
#define list_lru_init_memcg(lru) __list_lru_init((lru), true, NULL)
int memcg_update_all_list_lrus(int num_memcgs);
+void memcg_drain_all_list_lrus(int src_idx, int dst_idx);
/**
* list_lru_add: add an element to the lru list's tail