linux-kernel - Re: [PATCH] slub: Fix the lockless code on 32-bit platforms with no 64-bit cmpxchg

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Message-ID: <alpine.DEB.2.00.1105040942190.5495@router.home>
Date:	Wed, 4 May 2011 09:42:53 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Ingo Molnar <mingo@...e.hu>
cc:	Thomas Gleixner <tglx@...utronix.de>, Tejun Heo <tj@...nel.org>,
	Pekka Enberg <penberg@...nel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Jens Axboe <axboe@...nel.dk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	werner <w.landgraf@...ru>, "H. Peter Anvin" <hpa@...or.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] slub: Fix the lockless code on 32-bit platforms with no
 64-bit cmpxchg

On Wed, 4 May 2011, Ingo Molnar wrote:

> Ok, the patch below is looking really good - the test would have crashed on the
> bad kernel. I think we can consider the regression fixed:
>
>   Acked-and-tested-by: Ingo Molnar <mingo@...e.hu>
>
> I'll keep it running some more to make really sure it's fixed, plus it would be
> nice if Walter tested your fix as well.

Looks good and is exactly what I have here.

Acked-by: Christoph Lameter <cl@...ux.com>
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