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

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Message-ID: <1387318507.19078.292.camel@edumazet-glaptop2.roam.corp.google.com>
Date:	Tue, 17 Dec 2013 14:15:07 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Paul Durrant <paul.durrant@...rix.com>
Cc:	xen-devel@...ts.xen.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

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>


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