Hello:
This series was applied to bpf/bpf.git (master)
by Martin KaFai Lau <[email protected]>:
On Tue, 11 Nov 2025 14:02:49 +0800 you wrote:
> Overall, we encountered a warning [1] that can be triggered by running the
> selftest I provided.
>
> sockmap works by replacing sk_data_ready, recvmsg, sendmsg operations and
> implementing fast socket-level forwarding logic:
> 1. Users can obtain file descriptors through userspace socket()/accept()
> interfaces, then call BPF syscall to perform these replacements.
> 2. Users can also use the bpf_sock_hash_update helper (in sockops programs)
> to replace handlers when TCP connections enter ESTABLISHED state
> (BPF_SOCK_OPS_PASSIVE_ESTABLISHED_CB/BPF_SOCK_OPS_ACTIVE_ESTABLISHED_CB)
>
> [...]
Here is the summary with links:
- [net,v5,1/3] mptcp: disallow MPTCP subflows from sockmap
https://git.kernel.org/bpf/bpf/c/fbade4bd08ba
- [net,v5,2/3] net,mptcp: fix proto fallback detection with BPF
https://git.kernel.org/bpf/bpf/c/c77b3b79a92e
- [net,v5,3/3] selftests/bpf: Add mptcp test with sockmap
https://git.kernel.org/bpf/bpf/c/cb730e4ac1b4
You are awesome, thank you!
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