Hello, Li. On Wed, Jul 04, 2012 at 02:19:15PM +0800, Li Zefan wrote: > > I think we're horridly broken for > > root cgroup tho - and it has been broken for very long time. I think > > it's mostly hidden because most (all?) controllers short-circuit root > > cgroup. Eh, well.... > > > > Could you elaborate a bit on what's broken for root cgroup? If someone holds css ref of a root cgroup, AFAICS nothing is preventing the cgroup hierarchy from being unmounted and root cgroup destroyed. Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe cgroups" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html