netdev - Re: Page allocation failures in guest

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Message-ID: <20090813222548.5e0743dd@mjolnir.ossman.eu>
Date:	Thu, 13 Aug 2009 22:25:48 +0200
From:	Pierre Ossman <drzeus-list@...eus.cx>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	Avi Kivity <avi@...hat.com>, Minchan Kim <minchan.kim@...il.com>,
	kvm@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	linux-mm@...ck.org, Wu Fengguang <fengguang.wu@...el.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Rik van Riel <riel@...hat.com>, netdev@...r.kernel.org
Subject: Re: Page allocation failures in guest

On Wed, 12 Aug 2009 15:01:52 +0930
Rusty Russell <rusty@...tcorp.com.au> wrote:

> On Wed, 12 Aug 2009 12:49:51 pm Rusty Russell wrote:
> > On Tue, 11 Aug 2009 04:22:53 pm Avi Kivity wrote:
> > > On 08/11/2009 09:32 AM, Pierre Ossman wrote:
> > > > I doesn't get out of it though, or at least the virtio net driver
> > > > wedges itself.
> > 
> > There's a fixme to retry when this happens, but this is the first report
> > I've received.  I'll check it out.
> 
> Subject: virtio: net refill on out-of-memory
> 
> If we run out of memory, use keventd to fill the buffer.  There's a
> report of this happening: "Page allocation failures in guest",
> Message-ID: <20090713115158.0a4892b0@...lnir.ossman.eu>
> 
> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
> 

Patch applied. Now we wait. :)

-- 
     -- Pierre Ossman

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