> -Original Message-
> From: Wei Liu [mailto:wei.l...@citrix.com]
> Sent: 10 May 2016 14:29
> To: Paul Durrant
> Cc: xen-de...@lists.xenproject.org; netdev@vger.kernel.org; Wei Liu
> Subject: Re: [PATCH net-next 1/4] xen-netback: add control ring boilerplate
>
> On
On Thu, May 05, 2016 at 12:19:27PM +0100, Paul Durrant wrote:
[...]
>
> +static int connect_ctrl_ring(struct backend_info *be)
> +{
Please use goto style error handling in this function.
Other than this the code looks good.
Wei.
My recent patch to include/xen/interface/io/netif.h defines a new shared
ring (in addition to the rx and tx rings) for passing control messages
from a VM frontend driver to a backend driver.
This patch adds the necessary code to xen-netback to map this new shared
ring, should it be created by a fr