linux-kernel - Re: [PATCHv6 bpf-next 12/16] selftests/bpf: Add kprobe session verifier test for return value

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Message-ID: <CAEf4BzZgyWvH0861qu5w_r=4-K2khd-06bcB5H-VtzLi38qR7w@mail.gmail.com>
Date: Thu, 10 Oct 2024 19:24:06 -0700
From: Andrii Nakryiko <andrii.nakryiko@...il.com>
To: Jiri Olsa <jolsa@...nel.org>
Cc: Oleg Nesterov <oleg@...hat.com>, Peter Zijlstra <peterz@...radead.org>, 
	Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, 
	Andrii Nakryiko <andrii@...nel.org>, bpf@...r.kernel.org, Martin KaFai Lau <kafai@...com>, 
	Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, 
	John Fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...omium.org>, 
	Stanislav Fomichev <sdf@...ichev.me>, Hao Luo <haoluo@...gle.com>, 
	Steven Rostedt <rostedt@...dmis.org>, Masami Hiramatsu <mhiramat@...nel.org>, linux-kernel@...r.kernel.org, 
	linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCHv6 bpf-next 12/16] selftests/bpf: Add kprobe session
 verifier test for return value

On Thu, Oct 10, 2024 at 1:12 PM Jiri Olsa <jolsa@...nel.org> wrote:
>
> Making sure kprobe.session program can return only [0,1] values.
>
> Signed-off-by: Jiri Olsa <jolsa@...nel.org>
> ---
>  .../bpf/prog_tests/kprobe_multi_test.c        |  2 ++
>  .../bpf/progs/kprobe_multi_verifier.c         | 31 +++++++++++++++++++
>  2 files changed, 33 insertions(+)
>  create mode 100644 tools/testing/selftests/bpf/progs/kprobe_multi_verifier.c
>

Acked-by: Andrii Nakryiko <andrii@...nel.org>

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