On Fri, Feb 21, 2014 at 01:08:04PM +0800, Jason Wang wrote:
> We should alloc big buffers also when guest can receive UFO
> pakcets to let the big packets be fit into guest rx buffer.

s/pakcets/packets/

s/be fit/fit/

otherwise:

Acked-by: Michael S. Tsirkin <m...@redhat.com>


> 
> Fixes 5c5167515d80f78f6bb538492c423adcae31ad65
> (virtio-net: Allow UFO feature to be set and advertised.)
> 
> Cc: Rusty Russell <ru...@rustcorp.com.au>
> Cc: Michael S. Tsirkin <m...@redhat.com>
> Cc: Sridhar Samudrala <s...@us.ibm.com>
> Signed-off-by: Jason Wang <jasow...@redhat.com>
> ---
> Changes from V1:
> - tweak the commit log
> ---
>  drivers/net/virtio_net.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
> index d75f8ed..5632a99 100644
> --- a/drivers/net/virtio_net.c
> +++ b/drivers/net/virtio_net.c
> @@ -1711,7 +1711,8 @@ static int virtnet_probe(struct virtio_device *vdev)
>       /* If we can receive ANY GSO packets, we must allocate large ones. */
>       if (virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO4) ||
>           virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO6) ||
> -         virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_ECN))
> +         virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_ECN) ||
> +         virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_UFO))
>               vi->big_packets = true;
>  
>       if (virtio_has_feature(vdev, VIRTIO_NET_F_MRG_RXBUF))
> -- 
> 1.8.3.2
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