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From: Yafang Shao <laoar.shao@gmail.com>
To: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
	 martin.lau@linux.dev, song@kernel.org, yhs@fb.com,
	john.fastabend@gmail.com,  kpsingh@kernel.org, sdf@google.com,
	haoluo@google.com, jolsa@kernel.org,  quentin@isovalent.com,
	bpf@vger.kernel.org
Subject: Re: [PATCH bpf-next 2/6] bpftool: Show probed function in kprobe_multi link info
Date: Sun, 4 Jun 2023 11:26:14 +0800	[thread overview]
Message-ID: <CALOAHbAf=X05fqCz1ABX3pzc60QE5ax=pEfuGxhFkqJQT7Md6g@mail.gmail.com> (raw)
In-Reply-To: <CAEf4BzbJCCxj-0CCy_xsiJKk1Re_iXNGH95j9ChnOwSeeLUYEQ@mail.gmail.com>

On Sat, Jun 3, 2023 at 6:16 AM Andrii Nakryiko
<andrii.nakryiko@gmail.com> wrote:
>
> On Fri, Jun 2, 2023 at 1:52 AM Yafang Shao <laoar.shao@gmail.com> wrote:
> >
> > Show the already expose kprobe_multi link info in bpftool. The result as
> > follows,
> > $ tools/bpf/bpftool/bpftool link show
> > 1: kprobe_multi  prog 5
> >         func_cnt 4  addrs            symbols
> >                     ffffffffb4d465b0 schedule_timeout_interruptible
> >                     ffffffffb4d465f0 schedule_timeout_killable
> >                     ffffffffb4d46630 schedule_timeout_uninterruptible
> >                     ffffffffb4d46670 schedule_timeout_idle
> >         pids trace(8729)
> >
> > $ tools/bpf/bpftool/bpftool link show -j
> > [{"id":1,"type":"kprobe_multi","prog_id":5,"func_cnt":4,"addrs":[{"addr":18446744072448402864,"symbol":"schedule_timeout_interruptible"},{"addr":18446744072448402928,"symbol":"schedule_timeout_killable"},{"addr":18446744072448402992,"symbol":"schedule_timeout_uninterruptible"},{"addr":18446744072448403056,"symbol":"schedule_timeout_idle"}],"pids":[{"pid":8729,"comm":"trace"}]}]
>
>
> probably a good idea to also show whether it's retprobe or not?

Good point. Will add it.

-- 
Regards
Yafang

  reply	other threads:[~2023-06-04  3:26 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-02  8:52 [PATCH bpf-next 0/6] bpf: Support ->fill_link_info for kprobe prog Yafang Shao
2023-06-02  8:52 ` [PATCH bpf-next 1/6] bpf: Support ->fill_link_info for kprobe_multi Yafang Shao
2023-06-02 16:45   ` Stanislav Fomichev
2023-06-04  3:21     ` Yafang Shao
2023-06-03  6:38   ` kernel test robot
2023-06-04  3:22     ` Yafang Shao
2023-06-02  8:52 ` [PATCH bpf-next 2/6] bpftool: Show probed function in kprobe_multi link info Yafang Shao
2023-06-02 20:36   ` Alexei Starovoitov
2023-06-04  3:24     ` Yafang Shao
2023-06-02 22:16   ` Andrii Nakryiko
2023-06-04  3:26     ` Yafang Shao [this message]
2023-06-02  8:52 ` [PATCH bpf-next 3/6] bpf: Always expose the probed address Yafang Shao
2023-06-02  8:52 ` [PATCH bpf-next 4/6] bpf: Add a common helper bpf_copy_to_user() Yafang Shao
2023-06-02  8:52 ` [PATCH bpf-next 5/6] bpf: Support ->fill_link_info for perf_event Yafang Shao
2023-06-02 22:19   ` Andrii Nakryiko
2023-06-04  3:28     ` Yafang Shao
2023-06-02  8:52 ` [PATCH bpf-next 6/6] bpftool: Show probed function in perf_event link info Yafang Shao
2023-06-02 20:38   ` Alexei Starovoitov
2023-06-04  3:23     ` Yafang Shao

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