1 files changed, 11 insertions, 0 deletions

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 78eb8552818b..70db6e0a5eec 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -570,6 +570,17 @@ int mem_cgroup_inactive_anon_is_low(struct mem_cgroup *memcg)
         return 0;
 }
 
+int mem_cgroup_inactive_file_is_low(struct mem_cgroup *memcg)
+{
+        unsigned long active;
+        unsigned long inactive;
+
+        inactive = mem_cgroup_get_local_zonestat(memcg, LRU_INACTIVE_FILE);
+        active = mem_cgroup_get_local_zonestat(memcg, LRU_ACTIVE_FILE);
+
+        return (active > inactive);
+}
+
 unsigned long mem_cgroup_zone_nr_pages(struct mem_cgroup *memcg,
                                        struct zone *zone,
                                        enum lru_list lru)