Re: [PATCH net v5 0/2] xsk: fix multi-buffer TX software checksum

[patchwork-bot+netdevbpf]

Hello:

This series was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@xxxxxxxxxx>:

On Wed,  4 Nov 2026 11:48:07 +0800 you wrote:
> This is v5 of the AF_XDP multi-buffer TX software checksum fix.
> 
> I found this while testing multi-buffer TX with XDP_UMEM_TX_SW_CSUM: a
> two-descriptor packet had a bad wire checksum, while a single descriptor
> was correct. There was no production or syzbot report.
> 
> Patch 1 moves the software checksum calculation from xsk_skb_metadata() to
> the point where the last descriptor has been added to the skb.  The old
> code calculated the checksum after the first descriptor, so multi-buffer
> packets only included the first fragment in the checksum.
> 
> [...]

Here is the summary with links:
  - [net,v5,1/2] xsk: defer software checksum until the skb is complete
    https://git.kernel.org/netdev/net/c/f2eddafbfcc0
  - [net,v5,2/2] selftests/bpf: cover AF_XDP multi-buffer TX software checksum
    https://git.kernel.org/netdev/net/c/c112921763e7

You are awesome, thank you!
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