virtio-net: Allow UFO feature to be set and advertised.

- Allow setting UFO on virtio-net and advertise to host.

Signed-off-by: Sridhar Samudrala <sri@us.ibm.com>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 2a6e81d5b579..a6f903f00924 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -774,6 +774,7 @@ static struct ethtool_ops virtnet_ethtool_ops = {
         .set_tx_csum = virtnet_set_tx_csum,
         .set_sg = ethtool_op_set_sg,
         .set_tso = ethtool_op_set_tso,
+        .set_ufo = ethtool_op_set_ufo,
         .get_link = ethtool_op_get_link,
 };
 
@@ -1005,7 +1006,7 @@ static unsigned int features[] = {
         VIRTIO_NET_F_GSO, VIRTIO_NET_F_MAC,
         VIRTIO_NET_F_HOST_TSO4, VIRTIO_NET_F_HOST_UFO, VIRTIO_NET_F_HOST_TSO6,
         VIRTIO_NET_F_HOST_ECN, VIRTIO_NET_F_GUEST_TSO4, VIRTIO_NET_F_GUEST_TSO6,
-        VIRTIO_NET_F_GUEST_ECN, /* We don't yet handle UFO input. */
+        VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO,
         VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ,
         VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN,
         VIRTIO_F_NOTIFY_ON_EMPTY,