linux-kernel - Re: [PATCH 0/5] Memory policy corruption fixes V2

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Message-ID: <20120821072901.GD1657@suse.de>
Date:	Tue, 21 Aug 2012 08:29:01 +0100
From:	Mel Gorman <mgorman@...e.de>
To:	Josh Boyer <jwboyer@...il.com>
Cc:	Dave Jones <davej@...hat.com>, Christoph Lameter <cl@...ux.com>,
	Ben Hutchings <ben@...adent.org.uk>,
	Andi Kleen <ak@...ux.intel.com>,
	Hugh Dickins <hughd@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Linux-MM <linux-mm@...ck.org>
Subject: Re: [PATCH 0/5] Memory policy corruption fixes V2

On Mon, Aug 20, 2012 at 05:36:29PM +0100, Mel Gorman wrote:
> This is a rebase with some small changes to Kosaki's "mempolicy memory
> corruption fixlet" series. I had expected that Kosaki would have revised
> the series by now but it's been waiting a long time.
> 
> Changelog since V1
> o Rebase to 3.6-rc2
> o Editted some of the changelogs
> o Converted sp->lock to sp->mutex to close a race in shared_policy_replace()
> o Reworked the refcount imbalance fix slightly
> o Do not call mpol_put in shmem_alloc_page.
> 
> I tested this with trinity with CONFIG_DEBUG_SLAB enabled and it passed. I
> did not test LTP such as Josh reported a problem with or with a database that
> used shared policies like Andi tested. The series is almost all Kosaki's
> work of course. If he has a revised series that simply got delayed in
> posting it should take precedence.

I meant to add Josh to the cc, adding him now.

-- 
Mel Gorman
SUSE Labs
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