mm/list_lru.c: set bit in memcg shrinker bitmap on first list_lru item appearance

[linux.git] / include / linux / memcontrol.h

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 258c8a46959a9d27e07f851ad0acfc194c619c4e..0e6c515fb698f7a6e8c139b2fc87b9286342ca06 100644 (file)
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -1286,6 +1286,8 @@ static inline int memcg_cache_id(struct mem_cgroup *memcg)
 
 extern int memcg_expand_shrinker_maps(int new_id);
 
+extern void memcg_set_shrinker_bit(struct mem_cgroup *memcg,
+                                  int nid, int shrinker_id);
 #else
 #define for_each_memcg_cache_index(_idx)       \
        for (; NULL; )
@@ -1308,6 +1310,8 @@ static inline void memcg_put_cache_ids(void)
 {
 }
 
+static inline void memcg_set_shrinker_bit(struct mem_cgroup *memcg,
+                                         int nid, int shrinker_id) { }
 #endif /* CONFIG_MEMCG_KMEM */
 
 #endif /* _LINUX_MEMCONTROL_H */