Re: [PATCH bpf-next v2 2/3] virtio-net: support IFF_TX_SKB_NO_LINEAR

[Alexander Lobakin]

From: Xuan Zhuo <xuanz...@linux.alibaba.com>
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 <xuanz...@linux.alibaba.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..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