netdev - Re: [PATCH net-next 4/8] xen-netback: accept an L4 or L3 skb hash value from the frontend

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Date:	Mon, 26 Oct 2015 17:05:34 +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>,
	Ian Campbell <ian.campbell@...rix.com>,
	Wei Liu <wei.liu2@...rix.com>
Subject: Re: [PATCH net-next 4/8] xen-netback: accept an L4 or L3 skb hash
 value from the frontend

On Wed, Oct 21, 2015 at 11:36:21AM +0100, Paul Durrant wrote:
> This patch adds an indication that netback is capable of handling hash
> values passed from the frontend (see netif.h for details), and the code
> necessary to process the additional xen_netif_extra_info segment and
> set a hash on the skb.
> 
> Signed-off-by: Paul Durrant <paul.durrant@...rix.com>
> Cc: Ian Campbell <ian.campbell@...rix.com>
> Cc: Wei Liu <wei.liu2@...rix.com>

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

[...]
>  
> +		/* We support hash values. */
> +		err = xenbus_printf(xbt, dev->nodename,
> +				    "feature-hash", "%d", 1);
> +		if (err) {
> +			message = "writing feature-hash";
> +			goto abort_transaction;

Feel free to retain my reviewed-by if this changes in next version.

Wei.

> +		}
> +
>  		err = xenbus_transaction_end(xbt, 0);
>  	} while (err == -EAGAIN);
>  
> -- 
> 2.1.4
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