linux-kernel - Re: [PATCH] Revert "slub: Remove node check in slab

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Message-ID: <BANLkTikhbf+aUh0d_uO7AUtR9D79jJX8OQ@mail.gmail.com>
Date:	Wed, 25 May 2011 14:13:27 +0300
From:	Pekka Enberg <penberg@...nel.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	James Morris <jmorris@...ei.org>, Christoph Lameter <cl@...ux.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Revert "slub: Remove node check in slab_free"

On Wed, May 25, 2011 at 11:58 AM, Ingo Molnar <mingo@...e.hu> wrote:
>> i too was seeing various instabilities and SLUB corruption in -tip testing.
>> Every 5th randconfig kernel crashes.
>>
>> I started testing the revert.
>
> Stability of -tip has increased dramatically (36 test iterations and
> no crash), so yes this revert resolves the crashes.
>
> I've attached the changelogified revert patch below. James, since i
> was seeing these sporadically you've saved me a couple of hours of
> rather painful bisection work! :-)

Thank you Ingo!
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