From: Sasha Levin <sasha.levin@oracle.com>
To: Christoph Lameter <cl@gentwo.org>, Tejun Heo <htejun@gmail.com>
Cc: 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
Date: Mon, 04 Aug 2014 14:41:30 -0400 [thread overview]
Message-ID: <53DFD3DA.4060302@oracle.com> (raw)
In-Reply-To: <alpine.DEB.2.11.1408041100240.9968@gentwo.org>
On 08/04/2014 12:00 PM, Christoph Lameter wrote:
> On Mon, 4 Aug 2014, Tejun Heo wrote:
>
>>> 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?
>>
>> Heh, I have no idea what you're talking about. cgroup currently
>> doesn't do anything like that. It doesn't even make use of the cpu
>> hotplug hooks.
>
> Something is running a kmem_cache_shrink from cpu down hooks. Thats weird.
>
That's not cpu down, that's mem down.
Thanks,
Sasha
prev parent reply other threads:[~2014-08-04 18:41 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-04 2:57 kernel: smp: WARNING at kernel/smp.c:673 Sasha Levin
2014-08-04 6:48 ` Joonsoo Kim
2014-08-04 10:49 ` Gilad Ben-Yossef
2014-08-04 21:23 ` Andrew Morton
2014-08-04 15:00 ` Christoph Lameter
2014-08-04 15:03 ` Tejun Heo
2014-08-04 15:21 ` Christoph Lameter
2014-08-04 15:22 ` Tejun Heo
2014-08-04 16:00 ` Christoph Lameter
2014-08-04 18:41 ` Sasha Levin [this message]
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