On Mon, Apr 14, 2008 at 12:14 AM, KAMEZAWA Hiroyuki<kamezawa.hiroyu@jp.fujitsu.com> wrote:>> Paul, I have one confirmation. Lock hierarchy of> cgroup_lock()> -> read_lock(&tasklist_lock)>> is ok ? (I think this is ok.)Should be fine, I think.Have you built/booted with lockdep?Paul