netdev - Re: [PATCH net] vmxnet3: Fix malformed packet sizing in vmxnet3_process

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Message-Id: 
 <174562743000.3886189.102996888002820678.git-patchwork-notify@kernel.org>
Date: Sat, 26 Apr 2025 00:30:30 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Daniel Borkmann <daniel@...earbox.net>
Cc: kuba@...nel.org, netdev@...r.kernel.org, bpf@...r.kernel.org,
 bcm-kernel-feedback-list@...adcom.com, andrew.sauber@...valent.com,
 aspsk@...valent.com, witu@...dia.com, micron10@...il.com,
 ronak.doshi@...adcom.com
Subject: Re: [PATCH net] vmxnet3: Fix malformed packet sizing in
 vmxnet3_process_xdp

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Wed, 23 Apr 2025 15:36:00 +0200 you wrote:
> vmxnet3 driver's XDP handling is buggy for packet sizes using ring0 (that
> is, packet sizes between 128 - 3k bytes).
> 
> We noticed MTU-related connectivity issues with Cilium's service load-
> balancing in case of vmxnet3 as NIC underneath. A simple curl to a HTTP
> backend service where the XDP LB was doing IPIP encap led to overly large
> packet sizes but only for *some* of the packets (e.g. HTTP GET request)
> while others (e.g. the prior TCP 3WHS) looked completely fine on the wire.
> 
> [...]

Here is the summary with links:
  - [net] vmxnet3: Fix malformed packet sizing in vmxnet3_process_xdp
    https://git.kernel.org/netdev/net/c/4c2227656d90

You are awesome, thank you!
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