diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 964a70035e8f..9b4993ee46b3 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -606,6 +606,8 @@ static int mem_cgroup_hierarchical_reclaim(struct mem_cgroup *root_mem, ret = try_to_free_mem_cgroup_pages(root_mem, gfp_mask, noswap); if (mem_cgroup_check_under_limit(root_mem)) return 0; + if (!root_mem->use_hierarchy) + return ret; next_mem = mem_cgroup_get_first_node(root_mem);