Re: [PATCH net 0/3] ENETC bug fixes for bpf_xdp_adjust_head() and bpf_xdp_adjust_tail()

[patchwork-bot+netdevbpf@kernel.org]

Hello:

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

On Thu, 17 Apr 2025 15:00:02 +0300 you wrote:
> It has been reported that on the ENETC driver, bpf_xdp_adjust_head()
> and bpf_xdp_adjust_tail() are broken in combination with the XDP_PASS
> verdict. I have constructed a series a simple XDP programs and tested
> with various packet sizes and confirmed that this is the case.
> 
> Patch 3/3 fixes the core issue, which is that the sk_buff created on
> XDP_PASS is created by the driver as if XDP never ran, but in fact the
> geometry needs to be adjusted according to the delta applied by the
> program on the original xdp_buff. It depends on commit 539c1fba1ac7
> ("xdp: add generic xdp_build_skb_from_buff()") which is not available in
> "stable" but perhaps should be.
> 
> [...]

Here is the summary with links:
  - [net,1/3] net: enetc: register XDP RX queues with frag_size
    https://git.kernel.org/netdev/net/c/2768b2e2f7d2
  - [net,2/3] net: enetc: refactor bulk flipping of RX buffers to separate function
    https://git.kernel.org/netdev/net/c/1d587faa5be7
  - [net,3/3] net: enetc: fix frame corruption on bpf_xdp_adjust_head/tail() and XDP_PASS
    https://git.kernel.org/netdev/net/c/020f0c8b3d39

You are awesome, thank you!
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