On Wed, Aug 21, 2013 at 06:00:42PM +0800, Li Zefan wrote: > @@ -2261,7 +2271,8 @@ static void cpuset_hotplug_workfn(struct work_struct *work) > /* synchronize mems_allowed to N_MEMORY */ > if (mems_updated) { > mutex_lock(&callback_mutex); > - top_cpuset.mems_allowed = new_mems; > + if (!sane) > + top_cpuset.mems_allowed = new_mems; Can you please further explain how the top cgroup behaves? -- 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