netdev - Re: xen netback bugfix to Linux 3.14 longterm (xen-netback: Fix handling of skbs requiring too many slots)

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Message-ID: <20141014110338.GO12451@reaktio.net>
Date:	Tue, 14 Oct 2014 14:03:38 +0300
From:	Pasi Kärkkäinen <pasik@....fi>
To:	xen-devel@...ts.xenproject.org
Cc:	netdev@...r.kernel.org, Tomas Mozes <tomas.mozes@...u.sk>,
	Zoltan Kiss <zoltan.kiss@...rix.com>,
	Paul Durrant <paul.durrant@...rix.com>,
	Wei Liu <wei.liu2@...rix.com>,
	Ian Campbell <ian.campbell@...rix.com>,
	David Vrabel <david.vrabel@...rix.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: xen netback bugfix to Linux 3.14 longterm (xen-netback: Fix
 handling of skbs requiring too many slots)

Hello,

Added more people to CC based on the CC list in the patch in question.

See below. That patch doesn't seem to be included in 3.14.y:
https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/log/?h=linux-3.14.y


-- Pasi

On Fri, Oct 03, 2014 at 10:00:27AM +0200, Tomas Mozes wrote:
> On some of our xen-dom0 machines running 3.14.x we have a problem of
> domU's freezing. This has been fixed in:
> http://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git/commit/drivers/net/xen-netback/netback.c?id=59ae9fc67007da8b5aea7b0a31c3607745cfbfee
> 
> and the patch has been included in 3.16.x, but I cannot find it in
> the current longterm releases. We have an open gentoo bug report
> about it:
> https://bugs.gentoo.org/show_bug.cgi?id=517852
> 
> This bug doesn't happen on all xen-dom0 machines, but I can confirm
> that on the problematic machine after applying the aforemention
> patch, the problem gone away and the system has been running for 60
> days without problems.
> 
> Please consider applying the patch to the longterm kernels.
> 
> Thank you
> --
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