From: Yonghong Song <yonghong.song@linux.dev>
To: bot+bpf-ci@kernel.org, bpf@vger.kernel.org
Cc: ast@kernel.org, andrii@kernel.org, daniel@iogearbox.net,
eddyz87@gmail.com, kernel-team@fb.com, martin.lau@kernel.org,
mason@kernel.org, ihor.solodrai@linux.dev
Subject: Re: [PATCH bpf-next v3 14/20] libbpf: Add cleanup_info to bpf_prog_load_opts
Date: Mon, 21 Sep 2026 08:00:35 -0700 [thread overview]
Message-ID: <58c6111a-dd36-4b59-85d6-6ab2576219b8@linux.dev> (raw)
In-Reply-To: <16900372d8d1bf2968c1cc9d6d16790243368ac169064fb9cdd6e90264e63bf9@mail.kernel.org>
On 9/19/26 11:31 PM, bot+bpf-ci@kernel.org wrote:
>> Let a caller hand the kernel an exception cleanup table. Extend struct
>> bpf_prog_load_opts with cleanup_info, cleanup_info_cnt and
>> cleanup_info_rec_size, pass them through to BPF_PROG_LOAD, and grow the
>> attr size bpf_prog_load() computes to cover the new fields.
>> Signed-off-by: Yonghong Song <yonghong.song@linux.dev>
> This isn't a bug, but would it help a future reader if the changelog
> noted that cleanup_info_cnt is the last field of the BPF_PROG_LOAD attr
> struct, so offsetofend() on it covers all three new fields, rather than
> restating the three edits?
Okay, will explicit mention cleanup_info_cnt is the last field.
>
> ---
> AI reviewed your patch. Please fix the bug or email reply why it's not a bug.
> See: https://github.com/kernel-patches/vmtest/blob/master/ci/claude/README.md
>
> CI run summary: https://github.com/kernel-patches/bpf/actions/runs/35492765538
next prev parent reply other threads:[~2026-09-21 15:00 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-20 5:42 [PATCH bpf-next v3 00/20] bpf: Run exception cleanup landing pads when bpf_throw() unwinds Yonghong Song
2026-09-20 5:42 ` [PATCH bpf-next v3 01/20] bpf: Accept the compiler's exception cleanup table at program load Yonghong Song
2026-09-20 5:56 ` sashiko-bot
2026-09-21 15:43 ` Yonghong Song
2026-09-20 6:32 ` bot+bpf-ci
2026-09-21 15:28 ` Yonghong Song
2026-09-20 5:42 ` [PATCH bpf-next v3 02/20] bpf: Add the bpf_unwind_resume() kfunc Yonghong Song
2026-09-20 5:42 ` [PATCH bpf-next v3 03/20] bpf: Add lookups for exception cleanup resumes and landing pads Yonghong Song
2026-09-20 6:31 ` bot+bpf-ci
2026-09-21 14:06 ` Yonghong Song
2026-09-20 5:42 ` [PATCH bpf-next v3 04/20] bpf: Prepare for an exception cleanup table before the CFG walk Yonghong Song
2026-09-20 5:42 ` [PATCH bpf-next v3 05/20] bpf: Make exception landing pads reachable in the CFG Yonghong Song
2026-09-20 5:42 ` [PATCH bpf-next v3 06/20] bpf: Explore the landing pads no call site reaches Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 07/20] bpf: Refuse exception cleanup shapes bpf_throw() cannot dispatch Yonghong Song
2026-09-20 6:32 ` bot+bpf-ci
2026-09-21 14:08 ` Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 08/20] bpf: Walk the exception unwind in the verifier Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 09/20] bpf: Refuse a private stack for a program with an exception cleanup table Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 10/20] bpf: Dispatch exception cleanup pads from bpf_throw() Yonghong Song
2026-09-20 6:32 ` bot+bpf-ci
2026-09-21 15:55 ` Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 11/20] bpf, x86: Dispatch exception cleanup pads at run time Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 12/20] bpf, arm64: " Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 13/20] libbpf: Resolve the compiler's _Unwind_Resume to the kernel's kfunc Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 14/20] libbpf: Add cleanup_info to bpf_prog_load_opts Yonghong Song
2026-09-20 6:31 ` bot+bpf-ci
2026-09-21 15:00 ` Yonghong Song [this message]
2026-09-20 5:43 ` [PATCH bpf-next v3 15/20] libbpf: Collect .bpf_cleanup records and pass them to the kernel Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 16/20] libbpf: Carry the exception cleanup table through the light skeleton Yonghong Song
2026-09-20 6:01 ` sashiko-bot
2026-09-21 14:14 ` Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 17/20] libbpf: Let the static linker carry .bpf_cleanup relocations Yonghong Song
2026-09-20 6:00 ` sashiko-bot
2026-09-21 14:20 ` Yonghong Song
2026-09-20 6:31 ` bot+bpf-ci
2026-09-21 14:21 ` Yonghong Song
2026-09-20 5:43 ` [PATCH bpf-next v3 18/20] selftests/bpf: Add an end-to-end .bpf_cleanup exception test Yonghong Song
2026-09-20 5:59 ` sashiko-bot
2026-09-20 5:44 ` [PATCH bpf-next v3 19/20] selftests/bpf: Cover the exception cleanup shapes the chain does not reach Yonghong Song
2026-09-20 6:01 ` sashiko-bot
2026-09-20 6:46 ` bot+bpf-ci
2026-09-21 14:27 ` Yonghong Song
2026-09-20 5:44 ` [PATCH bpf-next v3 20/20] selftests/bpf: Load an exception cleanup program from a light skeleton Yonghong Song
2026-09-20 6:31 ` bot+bpf-ci
2026-09-21 14:30 ` Yonghong Song
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