From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Howard Chu <howardchu95@gmail.com>,
Ian Rogers <irogers@google.com>,
Kan Liang <kan.liang@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Peter Zijlstra <peterz@infradead.org>,
linux-perf-users@vger.kernel.org,
Dmitry Vyukov <dvyukov@google.com>
Subject: Re: [perf top] annotation doesn't work, libunwind doesn't seem to be working either
Date: Wed, 9 Apr 2025 00:26:56 -0300 [thread overview]
Message-ID: <Z_XpADpc9WtUdbmX@x1> (raw)
In-Reply-To: <Z_S_JB_L_t9viciV@google.com>
On Mon, Apr 07, 2025 at 11:16:04PM -0700, Namhyung Kim wrote:
> On Mon, Apr 07, 2025 at 09:54:47PM -0300, Arnaldo Carvalho de Melo wrote:
> > A quick test here with perf top without setting the above ends up with
> > the behaviour that Ingo reported, no source code is shown and 's'
> > doesn't work. Then if I set it to use objdump:
> > root@number:~# perf config annotate.disassemblers=objdump
> > root@number:~# perf config annotate.disassemblers
> > annotate.disassemblers=objdump
> > root@number:~# cat ~/.perfconfig
> > # this file is auto-generated.
> > [annotate]
> > disassemblers = objdump
> > root@number:~#
> > It takes longer to show the annotated output but there is source code
> > and 's' works.
> Thanks for chasing it down, we miss source line support in the disasm
> using capstone and libllvm. We can add that later but for now we may
> refresh the result and force to objdump when source line is requested.
That is a good idea, I thought about it as well and will check how to do
it on top of what I have at:
https://web.git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git/log/?h=perf-annotate%2bbuild
- Arnaldo
next prev parent reply other threads:[~2025-04-09 3:27 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-07 8:08 [PATCH 1/3] perf sort: Keep output fields in the same level Namhyung Kim
2025-03-07 8:08 ` [PATCH 2/3] perf report: Allow hierarchy mode for --children Namhyung Kim
2025-03-07 8:08 ` [PATCH 3/3] perf report: Disable children column for data type profiling Namhyung Kim
2025-03-20 0:36 ` [PATCH 1/3] perf sort: Keep output fields in the same level Namhyung Kim
2025-03-20 9:32 ` Ingo Molnar
2025-03-20 16:16 ` Namhyung Kim
2025-03-24 7:28 ` Ingo Molnar
2025-03-25 0:26 ` Namhyung Kim
2025-04-04 9:41 ` [perf top] annotation doesn't work, libunwind doesn't seem to be working either Ingo Molnar
2025-04-04 17:28 ` Namhyung Kim
2025-04-04 18:13 ` Arnaldo Carvalho de Melo
2025-04-04 18:25 ` Arnaldo Carvalho de Melo
2025-04-04 18:40 ` Arnaldo Carvalho de Melo
2025-04-05 9:06 ` Ingo Molnar
2025-04-05 9:09 ` Ingo Molnar
2025-04-07 6:02 ` Howard Chu
2025-04-07 16:58 ` Ingo Molnar
2025-04-07 17:04 ` Ingo Molnar
2025-04-08 0:54 ` Arnaldo Carvalho de Melo
2025-04-08 6:16 ` Namhyung Kim
2025-04-09 3:26 ` Arnaldo Carvalho de Melo [this message]
2025-04-10 20:48 ` Namhyung Kim
2025-04-10 20:54 ` Ingo Molnar
2025-04-24 12:37 ` Arnaldo Carvalho de Melo
2025-04-08 8:05 ` Ingo Molnar
2025-04-09 2:23 ` Arnaldo Carvalho de Melo
2025-04-09 12:19 ` Arnaldo Carvalho de Melo
2025-04-09 15:57 ` Arnaldo Carvalho de Melo
2025-04-09 19:17 ` Arnaldo Carvalho de Melo
2025-04-09 19:22 ` Arnaldo Carvalho de Melo
2025-04-09 21:26 ` Ingo Molnar
2025-04-10 1:38 ` Arnaldo Carvalho de Melo
2025-04-10 6:24 ` Ingo Molnar
2025-04-10 14:03 ` Fixes for perf build system and TUI browsers was " Arnaldo Carvalho de Melo
2025-03-25 0:46 ` [PATCH 1/3] perf sort: Keep output fields in the same level Namhyung Kim
2025-03-30 5:54 ` Namhyung Kim
2025-03-21 18:30 ` Namhyung Kim
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