linux-kernel - Re: [PATCH] slub: fix kernel BUG at mm/slub.c:1950!

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Message-ID: <BANLkTik-KGtuoVFKvy_rk7voBRAxSsR9FRg0fhb0k3NCSg-fWQ@mail.gmail.com>
Date:	Mon, 13 Jun 2011 14:00:31 -0700
From:	Hugh Dickins <hughd@...gle.com>
To:	Pekka Enberg <penberg@...nel.org>
Cc:	Christoph Lameter <cl@...ux.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: [PATCH] slub: fix kernel BUG at mm/slub.c:1950!

On Mon, Jun 13, 2011 at 1:34 PM, Pekka Enberg <penberg@...nel.org> wrote:
> On Mon, Jun 13, 2011 at 10:29 PM, Christoph Lameter <cl@...ux.com> wrote:
>> On Mon, 13 Jun 2011, Pekka Enberg wrote:
>>
>>> > Hmmm.. The allocpercpu in alloc_kmem_cache_cpus should take care of the
>>> > alignment. Uhh.. I see that a patch that removes the #ifdef CMPXCHG_LOCAL
>>> > was not applied? Pekka?
>>>
>>> This patch?
>>>
>>> http://git.kernel.org/?p=linux/kernel/git/penberg/slab-2.6.git;a=commitdiff;h=d4d84fef6d0366b585b7de13527a0faeca84d9ce
>>>
>>> It's queued and will be sent to Linus soon.
>>
>> Ok it will also fix Hugh's problem then.
>
> It's in Linus' tree now. Hugh, can you please confirm it fixes your machine too?

I expect it to, thanks: I'll confirm tonight.

Hugh
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