netdev - Re: [PATCH net-next 2/3] xen-netback: support multiple extra info fragments passed from frontend

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Date:	Thu, 10 Mar 2016 17:23:43 +0000
From:	Wei Liu <wei.liu2@...rix.com>
To:	Paul Durrant <paul.durrant@...rix.com>
CC:	<netdev@...r.kernel.org>, <xen-devel@...ts.xenproject.org>,
	Wei Liu <wei.liu2@...rix.com>
Subject: Re: [PATCH net-next 2/3] xen-netback: support multiple extra info
 fragments passed from frontend

On Thu, Mar 10, 2016 at 12:30:27PM +0000, Paul Durrant wrote:
> The code does not currently support a frontend passing multiple extra info
> fragments to the backend in a tx request. The xenvif_get_extras() function
> handles multiple extra_info fragments but make_tx_response() assumes there
> is only ever a single extra info fragment.
> 
> This patch modifies xenvif_get_extras() to pass back a count of extra
> info fragments, which is then passed to make_tx_response() (after
> possibly being stashed in pending_tx_info for deferred responses).
> 
> Signed-off-by: Paul Durrant <paul.durrant@...rix.com>
> Cc: Wei Liu <wei.liu2@...rix.com>

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