Re: [PATCH v10] sched/deadline: support dl task migration during cpu hotplug

2015-03-06 Thread Juri Lelli
Hi, On 05/03/2015 02:12, Wanpeng Li wrote: I observe that dl task can't be migrated to other cpus during cpu hotplug, in addition, task may/may not be running again if cpu is added back. The root cause which I found is that dl task will be throtted and removed from dl rq after comsuming all

Re: [PATCH v10] sched/deadline: support dl task migration during cpu hotplug

2015-03-05 Thread Wanpeng Li
Ping Juri, your reviewed-by/acked-by is a great appreciated. ;-) On Thu, Mar 05, 2015 at 10:12:13AM +0800, Wanpeng Li wrote: I observe that dl task can't be migrated to other cpus during cpu hotplug, in addition, task may/may not be running again if cpu is added back. The root cause which I found

[PATCH v10] sched/deadline: support dl task migration during cpu hotplug

2015-03-04 Thread Wanpeng Li
I observe that dl task can't be migrated to other cpus during cpu hotplug, in addition, task may/may not be running again if cpu is added back. The root cause which I found is that dl task will be throtted and removed from dl rq after comsuming all budget, which leads to stop task can't pick it up