oom_wait_memcg   1858 mm/memcontrol.c 	struct mem_cgroup *oom_wait_memcg;
oom_wait_memcg   1862 mm/memcontrol.c 	oom_wait_memcg = oom_wait_info->memcg;
oom_wait_memcg   1864 mm/memcontrol.c 	if (!mem_cgroup_is_descendant(wake_memcg, oom_wait_memcg) &&
oom_wait_memcg   1865 mm/memcontrol.c 	    !mem_cgroup_is_descendant(oom_wait_memcg, wake_memcg))