Michael S. Tsirkin
2021-Jan-20 07:57 UTC
[PATCH net-next v2 2/3] virtio-net: support IFF_TX_SKB_NO_LINEAR
On Wed, Jan 20, 2021 at 03:49:10PM +0800, Xuan Zhuo wrote:> Virtio net supports the case where the skb linear space is empty, so add > priv_flags. > > Signed-off-by: Xuan Zhuo <xuanzhuo at linux.alibaba.com>Acked-by: Michael S. Tsirkin <mst at redhat.com>> --- > 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 ba8e637..f2ff6c3 100644 > --- a/drivers/net/virtio_net.c > +++ b/drivers/net/virtio_net.c > @@ -2972,7 +2972,8 @@ static int virtnet_probe(struct virtio_device *vdev) > return -ENOMEM; > > /* Set up network device as normal. */ > - dev->priv_flags |= IFF_UNICAST_FLT | IFF_LIVE_ADDR_CHANGE; > + dev->priv_flags |= IFF_UNICAST_FLT | IFF_LIVE_ADDR_CHANGE | > + IFF_TX_SKB_NO_LINEAR; > dev->netdev_ops = &virtnet_netdev; > dev->features = NETIF_F_HIGHDMA; > > -- > 1.8.3.1