printk("cgroup: using legacy files on the default hierarchy\n");
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
-@@ -5388,6 +5388,7 @@ struct cgroup_subsys memory_cgrp_subsys
+@@ -5389,6 +5389,7 @@ struct cgroup_subsys memory_cgrp_subsys
.dfl_cftypes = memory_files,
.legacy_cftypes = mem_cgroup_legacy_files,
.early_init = 0,