diff --git a/kernel/bc/memcontrol.c b/kernel/bc/memcontrol.c
index 8ccc3a1..bd3ca73 100644
--- a/kernel/bc/memcontrol.c
+++ b/kernel/bc/memcontrol.c
@@ -314,6 +314,16 @@ static int mem_cgroup_stat_read(struct cgroup *cg, struct cftype *cft,
 	}
 	return 0;
 }
+static u64 mem_cgroup_hierarchy_read(struct cgroup *cont, struct cftype *cft)
+{
+	return 1;
+}
+
+static int mem_cgroup_hierarchy_write(struct cgroup *cont, struct cftype *cft,
+					u64 val)
+{
+	return 0;
+}
 
 static struct cftype mem_cgroup_files[] = {
 	{
@@ -372,6 +382,11 @@ static struct cftype mem_cgroup_files[] = {
 		.name = "stat",
 		.read_map = mem_cgroup_stat_read,
 	},
+	{
+		.name = "use_hierarchy",
+		.write_u64 = mem_cgroup_hierarchy_write,
+		.read_u64 = mem_cgroup_hierarchy_read,
+	},
 };
 
 static int mem_cgroup_populate(struct cgroup_subsys *ss, struct cgroup *cg)