netdev - Re: [PATCHv2 net-next] net/af_packet: add VLAN support for AF_PACKET SOCK

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Date:   Tue, 26 Apr 2022 09:30:10 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Hangbin Liu <liuhangbin@...il.com>
Cc:     netdev@...r.kernel.org, mst@...hat.com, jasowang@...hat.com,
        davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
        maximmi@...lanox.com,
        WillemdeBruijnwillemdebruijn.kernel@...il.com, bnemeth@...hat.com,
        mpattric@...hat.com, edumazet@...gle.com
Subject: Re: [PATCHv2 net-next] net/af_packet: add VLAN support for AF_PACKET
 SOCK_RAW GSO

Hello:

This patch was applied to netdev/net-next.git (master)
by Paolo Abeni <pabeni@...hat.com>:

On Mon, 25 Apr 2022 09:45:02 +0800 you wrote:
> Currently, the kernel drops GSO VLAN tagged packet if it's created with
> socket(AF_PACKET, SOCK_RAW, 0) plus virtio_net_hdr.
> 
> The reason is AF_PACKET doesn't adjust the skb network header if there is
> a VLAN tag. Then after virtio_net_hdr_set_proto() called, the skb->protocol
> will be set to ETH_P_IP/IPv6. And in later inet/ipv6_gso_segment() the skb
> is dropped as network header position is invalid.
> 
> [...]

Here is the summary with links:
  - [PATCHv2,net-next] net/af_packet: add VLAN support for AF_PACKET SOCK_RAW GSO
    https://git.kernel.org/netdev/net-next/c/dfed913e8b55

You are awesome, thank you!
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