Hello:
This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:
On Thu, 29 Aug 2024 14:08:22 -0700 you wrote:
> From: Martin KaFai Lau <martin.lau@xxxxxxxxxx>
>
> This set allows the subsystem to patch codes before BPF_EXIT.
> The verifier ops, .gen_epilogue, is added for this purpose.
> One of the use case will be in the bpf qdisc, the bpf qdisc
> subsystem can ensure the skb->dev is in the correct value.
> The bpf qdisc subsystem can either inline fixing it in the
> epilogue or call another kernel function to handle it (e.g. drop)
> in the epilogue. Another use case could be in bpf_tcp_ca.c to
> enforce snd_cwnd has valid value (e.g. positive value).
>
> [...]
Here is the summary with links:
- [v5,bpf-next,1/9] bpf: Move insn_buf[16] to bpf_verifier_env
https://git.kernel.org/bpf/bpf-next/c/6f606ffd6dd7
- [v5,bpf-next,2/9] bpf: Adjust BPF_JMP that jumps to the 1st insn of the prologue
https://git.kernel.org/bpf/bpf-next/c/d5c47719f244
- [v5,bpf-next,3/9] bpf: Add gen_epilogue to bpf_verifier_ops
https://git.kernel.org/bpf/bpf-next/c/169c31761c8d
- [v5,bpf-next,4/9] bpf: Export bpf_base_func_proto
https://git.kernel.org/bpf/bpf-next/c/866d571e6201
- [v5,bpf-next,5/9] selftests/bpf: attach struct_ops maps before test prog runs
https://git.kernel.org/bpf/bpf-next/c/a0dbf6d0b21e
- [v5,bpf-next,6/9] selftests/bpf: Test gen_prologue and gen_epilogue
https://git.kernel.org/bpf/bpf-next/c/47e69431b57a
- [v5,bpf-next,7/9] selftests/bpf: Add tailcall epilogue test
https://git.kernel.org/bpf/bpf-next/c/b191b0fd7400
- [v5,bpf-next,8/9] selftests/bpf: A pro/epilogue test when the main prog jumps back to the 1st insn
https://git.kernel.org/bpf/bpf-next/c/42fdbbde6cf4
- [v5,bpf-next,9/9] selftests/bpf: Test epilogue patching when the main prog has multiple BPF_EXIT
https://git.kernel.org/bpf/bpf-next/c/cada0bdcc471
You are awesome, thank you!
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