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Message-ID: <20130103222039.GD2753@mtj.dyndns.org> Date: Thu, 3 Jan 2013 17:20:39 -0500 From: Tejun Heo <tj@...nel.org> To: Li Zefan <lizefan@...wei.com> Cc: paul@...lmenage.org, glommer@...allels.com, containers@...ts.linux-foundation.org, cgroups@...r.kernel.org, peterz@...radead.org, mhocko@...e.cz, bsingharora@...il.com, hannes@...xchg.org, kamezawa.hiroyu@...fujitsu.com, linux-mm@...ck.org, linux-kernel@...r.kernel.org Subject: Re: [PATCHSET cgroup/for-3.8] cpuset: decouple cpuset locking from cgroup core Hey, Li. On Wed, Dec 26, 2012 at 06:51:02PM +0800, Li Zefan wrote: > I created a cpuset which has cpuset.cpus=1, and I forked a few cpu-hog tasks > and moved them to this cpuset, and the final operations was offlining cpu1. > It stucked. This was caused by not rebuilding sched domains synchronously from cpu offline path. I looks like scheduler got confused and put tasks on the dead cpu. Should be okay in the updated patchset. Can you please test / review that one? Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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