linux-kernel - Re: [Bug #14141] order 2 page allocation failures (generic)

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Message-ID: <20091019170947.GA3782@bizet.domek.prywatny>
Date:	Mon, 19 Oct 2009 19:09:47 +0200
From:	Karol Lewandowski <karol.k.lewandowski@...il.com>
To:	Mel Gorman <mel@....ul.ie>
Cc:	Karol Lewandowski <karol.k.lewandowski@...il.com>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Tobi Oetiker <tobi@...iker.ch>, Frans Pop <elendil@...net.nl>,
	David Rientjes <rientjes@...gle.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Reinette Chatre <reinette.chatre@...el.com>,
	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
	Mohamed Abbas <mohamed.abbas@...el.com>,
	"John W. Linville" <linville@...driver.com>, linux-mm@...ck.org,
	jens.axboe@...cle.com
Subject: Re: [Bug #14141] order 2 page allocation failures (generic)

On Mon, Oct 19, 2009 at 03:06:19PM +0100, Mel Gorman wrote:
> Can you test with my kswapd patch applied and commits 373c0a7e,8aa7e847
> reverted please?

It seems that your patch and Frans' reverts together *do* make
difference.

With these patches I haven't been able to trigger failures so far
(in about 6 attempts). I'll continue testing and let you know if
anything changes.

If nothing changes this looks like fix for my problem.

Thanks.  Thanks a lot!
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