Commits
Tejun Heo committed c431069fe4b
cpuset: remove cpuset->parent cgroup already tracks the hierarchy. Follow cgroup->parent to find the parent and drop cpuset->parent. Signed-off-by: Tejun Heo <tj@kernel.org> Reviewed-by: Michal Hocko <mhocko@suse.cz> Acked-by: Li Zefan <lizefan@huawei.com>