linux-kernel - Re: [PATCH] slub: prevent validate_slab() error due to race condition

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Message-ID: <CAOJsxLGXZsq22LuNa5ef5iv7Jy0A0w_S2MbDQeBW=dFvUwFRjA@mail.gmail.com>
Date:	Mon, 30 Apr 2012 09:35:14 +0300
From:	Pekka Enberg <penberg@...nel.org>
To:	Waiman Long <waiman.long@...com>
Cc:	Christoph Lameter <cl@...ux.com>,
	"mpm@...enic.com" <mpm@...enic.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Morris, Donald George (HP-UX Cupertino)" <don.morris@...com>,
	David Rientjes <rientjes@...gle.com>,
	Eric Dumazet <eric.dumazet@...il.com>
Subject: Re: [PATCH] slub: prevent validate_slab() error due to race condition

On Fri, Apr 27, 2012 at 11:10 PM, Waiman Long <waiman.long@...com> wrote:
> Thank for the quick response. I have no problem for moving the node-lock
> taking into free_debug_processing. Of the 2 problems that are reported, this
> is a more serious one and so need to be fixed sooner rather than later. For
> the other one, we can take more time to find a better solution.
>
> So are you going to integrate your change to the mainline?

Christoph, can you send the patch with an improved changelog that also
explains what the problem is?

How far back in the stable series do we want to backport this?
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