netdev - Re: [PATCH net V2] Xen-netback: Fix issue caused by using gso

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Message-ID: <20140310150559.GU19620@zion.uk.xensource.com>
Date:	Mon, 10 Mar 2014 15:05:59 +0000
From:	Wei Liu <wei.liu2@...rix.com>
To:	Annie Li <Annie.li@...cle.com>
CC:	<xen-devel@...ts.xen.org>, <netdev@...r.kernel.org>,
	<konrad.wilk@...cle.com>, <Ian.Campbell@...rix.com>,
	<wei.liu2@...rix.com>, <paul.durrant@...rix.com>
Subject: Re: [PATCH net V2] Xen-netback: Fix issue caused by using gso_type
 wrongly

On Mon, Mar 10, 2014 at 10:58:34PM +0800, Annie Li wrote:
> From: Annie Li <annie.li@...cle.com>
> 
> Current netback uses gso_type to check whether the skb contains
> gso offload, and this is wrong. Gso_size is the right one to
> check gso existence, and gso_type is only used to check gso type.
> 
> Some skbs contains nonzero gso_type and zero gso_size, current
> netback would treat these skbs as gso and create wrong response
> for this. This also causes ssh failure to domu from other server.
> 
> V2: use skb_is_gso function as Paul Durrant suggested
> 
> Signed-off-by: Annie Li <annie.li@...cle.com>

Acked-by: Wei Liu <wei.liu2@...rix.com>
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