From ab5bd583b9289666e918f9e5f672d33ccdfd49b2 Mon Sep 17 00:00:00 2001 From: Xuan Zhuo Date: Thu, 18 Feb 2021 20:50:17 +0000 Subject: [PATCH] virtio-net: Support IFF_TX_SKB_NO_LINEAR flag Virtio net supports the case where the skb linear space is empty, so add priv_flags. Signed-off-by: Xuan Zhuo Signed-off-by: Alexander Lobakin Signed-off-by: Daniel Borkmann Acked-by: Michael S. Tsirkin Acked-by: John Fastabend Link: https://lore.kernel.org/bpf/20210218204908.5455-4-alobakin@pm.me --- 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 ba8e637925497..f2ff6c3906c1b 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; -- 2.39.5