netdev - Re: [PATCH net v2] vxlan: calculate correct header length for GPE

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Date: Mon, 24 Jul 2023 08:40:27 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Jiri Benc <jbenc@...hat.com>
Cc: netdev@...r.kernel.org, jesse.brandeburg@...el.com,
 anthony.l.nguyen@...el.com, kuba@...nel.org, pabeni@...hat.com,
 eyal.birger@...il.com
Subject: Re: [PATCH net v2] vxlan: calculate correct header length for GPE

Hello:

This patch was applied to netdev/net.git (main)
by David S. Miller <davem@...emloft.net>:

On Thu, 20 Jul 2023 11:05:56 +0200 you wrote:
> VXLAN-GPE does not add an extra inner Ethernet header. Take that into
> account when calculating header length.
> 
> This causes problems in skb_tunnel_check_pmtu, where incorrect PMTU is
> cached.
> 
> In the collect_md mode (which is the only mode that VXLAN-GPE
> supports), there's no magic auto-setting of the tunnel interface MTU.
> It can't be, since the destination and thus the underlying interface
> may be different for each packet.
> 
> [...]

Here is the summary with links:
  - [net,v2] vxlan: calculate correct header length for GPE
    https://git.kernel.org/netdev/net/c/94d166c5318c

You are awesome, thank you!
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