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Re: [Xen-devel] (no subject)



On Mon, Oct 17, 2011 at 09:40:49AM +0200, Paolo Bonzini wrote:

Something went wrong with your patchbomb..

anyhow, lets CC Ian here since he is the maintainer.

> 
> Writing [PATCH] netback: disable features not supported by netfront ...
> ntent-Transfer-Encoding: 7bit
> Subject: [PATCH] netback: disable features not supported by netfront
> X-Mercurial-Node: eb896361fc70b60b9a257d0c82e19633a11b9d41
> Message-Id: <eb896361fc70b60b9a25.1318837062@xxxxxxxxxxxxxxxxxxxxxxx>
> User-Agent: Mercurial-patchbomb/1.9.1
> Date: Mon, 17 Oct 2011 09:37:42 +0200
> From: pbonzini@xxxxxxxxxx
> To: pbonzini@xxxxxxxxxx
> 
> # HG changeset patch
> # User Paolo Bonzini <pbonzini@xxxxxxxxxx>
> # Date 1318837036 -7200
> # Node ID eb896361fc70b60b9a257d0c82e19633a11b9d41
> # Parent  3c900d6a5f6a51ff1547f21fef30ab8b92feccc9
> netback: disable features not supported by netfront
> 
> Netback works by first setting all possible features, and then
> resetting some after connection, if the front-end didn't negotiate them.
> Except that in the old 2.6.18 tree the "resetting" part was missing.
> In the pvops tree, this should work correctly through the fix_features
> mechanism.
> 
> Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> 
> diff --git a/drivers/xen/netback/interface.c b/drivers/xen/netback/interface.c
> --- a/drivers/xen/netback/interface.c
> +++ b/drivers/xen/netback/interface.c
> @@ -98,8 +98,9 @@ static int netbk_change_mtu(struct net_d
>  void netif_set_features(netif_t *netif)
>  {
>       struct net_device *dev = netif->dev;
> -     int features = dev->features;
> +     int features;
>  
> +     features = dev->features & ~(NETIF_F_SG|NETIF_F_TSO|NETIF_F_IP_CSUM);
>       if (netif->can_sg)
>               features |= NETIF_F_SG;
>       if (netif->gso)
> 
> 
> 
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> http://lists.xensource.com/xen-devel

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