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Date: Mon, 4 Aug 2014 10:21:47 -0500 (CDT)
From: Christoph Lameter <cl@gentwo.org>
To: Tejun Heo <htejun@gmail.com>
cc: Sasha Levin <sasha.levin@oracle.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        LKML <linux-kernel@vger.kernel.org>, Dave Jones <davej@redhat.com>,
        Matt Mackall <mpm@selenic.com>, Gilad Ben-Yossef <gilad@benyossef.com>,
        Jens Axboe <axboe@fb.com>, Pekka Enberg <penberg@kernel.org>,
        David Rientjes <rientjes@google.com>,
        Joonsoo Kim <iamjoonsoo.kim@lge.com>
Subject: Re: kernel: smp: WARNING at kernel/smp.c:673
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References: <53DEF67E.8090004@oracle.com> <alpine.DEB.2.11.1408041000040.8248@gentwo.org> <20140804150356.GE26230@htj.dyndns.org>
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On Mon, 4 Aug 2014, Tejun Heo wrote:

> On Mon, Aug 04, 2014 at 10:00:39AM -0500, Christoph Lameter wrote:
> > On Sun, 3 Aug 2014, Sasha Levin wrote:
> >
> > > While fuzzing with trinity inside a KVM tools guest running the latest -next
> > > kernel, I've stumbled on the following spew:
> >
> > Hmmm... Is this the new cpuset code that calling kmem_cache_shrink from
> > the cpu notifier?
>
> Hah?  I don't see anything cpuset related there.

Yuck. I meant cgroup code. There were some patches that were suggesting a
shrink operation when taking down a cgroup. Does that also apply to per
cpu downing?