On Wed, Jul 09, 2014 at 04:47:50PM +0800, Li Zefan wrote: > + /* > + * If the effective cpumask of any non-empty cpuset is changed, > + * we need to rebuild sched domains. > + */ > + if (!cpumask_empty(cp->cpus_allowed) && > + is_sched_load_balance(cp)) > + need_rebuild_sched_domains = true; Hmmm... is this because if cpus_allowed is empty, the effective always equals the parent? If so, let's update the comment so that it explains why the code is like that. The current comment just explains what it does which isn't very helpful. 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