netdev - Re: [Xen-devel] [PATCH V8 net-next 0/6] xen-net{back, front}: Multiple transmit and receive queues

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Message-ID: <20140514141347.GR6332@zion.uk.xensource.com>
Date:	Wed, 14 May 2014 15:13:47 +0100
From:	Wei Liu <wei.liu2@...rix.com>
To:	Sander Eikelenboom <linux@...elenboom.it>
CC:	"Andrew J. Bennieston" <andrew.bennieston@...rix.com>,
	<xen-devel@...ts.xenproject.org>, <davem@...emloft.net>,
	<wei.liu2@...rix.com>, <ian.campbell@...rix.com>,
	<netdev@...r.kernel.org>, <paul.durrant@...rix.com>,
	<david.vrabel@...rix.com>, <zoltan.kiss@...rix.com>
Subject: Re: [Xen-devel] [PATCH V8 net-next 0/6] xen-net{back, front}:
 Multiple transmit and receive queues

On Wed, May 14, 2014 at 04:09:23PM +0200, Sander Eikelenboom wrote:
> 
> Wednesday, May 14, 2014, 3:52:24 PM, you wrote:
> 
> > This patch series implements multiple transmit and receive queues (i.e.
> > multiple shared rings) for the xen virtual network interfaces.
> 
> > The series is split up as follows:
> >  - Patch 1 brings the 'grant_copy_op' array back into struct xenvif, in
> >    preparation for multi-queue support. See the patch itself for more details.
> > - Patches 2 and 4 factor out the queue-specific data for netback and
> >   netfront respectively, and modify the rest of the code to use these
> >   as appropriate.
> > - Patches 3 and 5 introduce new XenStore keys to negotiate and use
> >   multiple shared rings and event channels, and code to connect these
> >   as appropriate.
> > - Patch 6 documents the XenStore keys required for the new feature
> >   in include/xen/interface/io/netif.h
> 
> > All other transmit and receive processing remains unchanged, i.e. there
> > is a kthread per queue and a NAPI context per queue.
> 
> > The performance of these patches has been analysed in detail, with
> > results available at:
> 
> <snip>
> 
> Would it be possible to also put these somewhere in a tree (or branch of the 
> xen-tree), so it is more easy to pull and test ?
> 

I cannot speak for Andrew. FWIW you can save this thread and use 'git
am' to apply them to 'net-next'.

Wei.

> --
> Sander
> 
> > --
> > Andrew J. Bennieston
> 
> 
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