From: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx> Date: Tue, 19 Jan 2021 17:45:11 +0800 > Virtio net supports the case where the skb linear space is empty, so add > priv_flags. > > Signed-off-by: Xuan Zhuo <xuanzhuo@xxxxxxxxxxxxxxxxx> > --- > 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..80d637f 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; Please align IFF_TX_SKB_NO_LINEAR to IFF_UNICAST_FLT: 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; Also, the series you sent is showed up incorrectly on lore.kernel.org and patchwork.kernel.org. Seems like you used different To and Cc for its parts. Please use scripts/get_maintainer.pl to the whole series: scripts/get_maintainer.pl ../patch-build-skb-by-page/* And use one list of addresses for every message, so they wouldn't lost. Al