Re: [PATCH v2 net-next] net: skb_vlan_untag(): don't reset transport offset if set by GRO layer

From: patchwork-bot+netdevbpf
Date: Mon Nov 09 2020 - 23:20:08 EST


Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Mon, 09 Nov 2020 23:47:23 +0000 you wrote:
> Similar to commit fda55eca5a33f
> ("net: introduce skb_transport_header_was_set()"), avoid resetting
> transport offsets that were already set by GRO layer. This not only
> mirrors the behavior of __netif_receive_skb_core(), but also makes
> sense when it comes to UDP GSO fraglists forwarding: transport offset
> of such skbs is set only once by GRO receive callback and remains
> untouched and correct up to the xmitting driver in 1:1 case, but
> becomes junk after untagging in ingress VLAN case and breaks UDP
> GSO offload. This does not happen after this change, and all types
> of forwarding of UDP GSO fraglists work as expected.
>
> [...]

Here is the summary with links:
- [v2,net-next] net: skb_vlan_untag(): don't reset transport offset if set by GRO layer
https://git.kernel.org/netdev/net-next/c/8be33ecfc1ff

You are awesome, thank you!
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