netdev - RE: [PATCH net-next v2] xen-netback: add gso

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Message-ID: <9AAE0902D5BC7E449B7C8E4E778ABCD01BBCC2@AMSPEX01CL01.citrite.net>
Date:	Thu, 19 Dec 2013 09:14:40 +0000
From:	Paul Durrant <Paul.Durrant@...rix.com>
To:	Eric Dumazet <eric.dumazet@...il.com>,
	"David Miller (davem@...emloft.net)" <davem@...emloft.net>
CC:	"xen-devel@...ts.xen.org" <xen-devel@...ts.xen.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Wei Liu <wei.liu2@...rix.com>,
	Ian Campbell <Ian.Campbell@...rix.com>,
	David Vrabel <david.vrabel@...rix.com>
Subject: RE: [PATCH net-next v2] xen-netback: add gso_segs calculation

> -----Original Message-----
> From: netdev-owner@...r.kernel.org [mailto:netdev-
> owner@...r.kernel.org] On Behalf Of Eric Dumazet
> Sent: 17 December 2013 22:15
> To: Paul Durrant
> Cc: xen-devel@...ts.xen.org; netdev@...r.kernel.org; Wei Liu; Ian Campbell;
> David Vrabel
> Subject: Re: [PATCH net-next v2] xen-netback: add gso_segs calculation
> 
> On Tue, 2013-12-17 at 11:44 +0000, Paul Durrant wrote:
> > netback already has code which parses IPv4 and v6 headers to set up
> checksum
> > offsets and these are always applied to GSO packets being sent from
> > frontends. It's therefore suboptimal that GSOs are being marked
> > SKB_GSO_DODGY to defer the gso_segs calculation when netback already
> has all
> > necessary information to hand to do the calculation. This patch adds that
> > calculation.
> >
> > Signed-off-by: Paul Durrant <paul.durrant@...rix.com>
> > Cc: Wei Liu <wei.liu2@...rix.com>
> > Cc: Ian Campbell <ian.campbell@...rix.com>
> > Cc: David Vrabel <david.vrabel@...rix.com>
> > Cc: Eric Dumazet <eric.dumazet@...il.com>
> > ---
> 
> Acked-by: Eric Dumazet <edumazet@...gle.com>
> 

Thanks :-)

  Paul

> 
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