tree bf7cdf462b62ebf099b965f7bea503df30918c17
parent 94196f51c1ee5bbad674de28c682b17d78adb8e6
author Tejun Heo <tj@kernel.org> 1323742342 -0800
committer Tejun Heo <tj@kernel.org> 1323742342 -0800

cgroup: kill subsys->can_attach_task(), pre_attach() and attach_task()

These three methods are no longer used.  Kill them.

Signed-off-by: Tejun Heo <tj@kernel.org>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Reviewed-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: Paul Menage <paul@paulmenage.org>
Cc: Li Zefan <lizf@cn.fujitsu.com>