From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: "Masami Hiramatsu (Google)" <mhiramat@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
Steven Rostedt <rostedt@goodmis.org>
Subject: Re: [PATCH v2 0/3] tools/perf: Fix perf probe crash by clang DWARF5 file
Date: Thu, 3 Nov 2022 09:31:55 -0300 [thread overview]
Message-ID: <Y2O0u2BqLH9XFCbD@kernel.org> (raw)
In-Reply-To: <CAM9d7chbMQ5Zxn00-VTbvaarBu1rkWZopqQCxfQqFq0Cnr_C+A@mail.gmail.com>
Em Tue, Nov 01, 2022 at 05:03:51PM -0700, Namhyung Kim escreveu:
> On Tue, Nov 1, 2022 at 6:48 AM Masami Hiramatsu (Google)
> <mhiramat@kernel.org> wrote:
> > Here is the 2nd version of the patches for perf probe which improves the
> > robustness against clang DWARF5 file.
> >
> > Since the Clang generates a bit different DWARF5 file, the perf probe
> > crashes or failes to analyze it. There are actually fragile code against
> > it, so I fixed it ([1/3]) to avoid crash by SEGV. And make it accepts
> > Clang's DWARF5 file ([2/3],[3/3]).
> > Masami Hiramatsu (Google) (3):
> > tools/perf: Fix to avoid crashing if DW_AT_decl_file is NULL
> > tools/perf: Fix to use dwarf_attr_integrate for generic attr accessor
> > tools/perf: Fix to get declared file name from clang DWARF5
>
> Acked-by: Namhyung Kim <namhyung@kernel.org>
Thanks, applied.
- Arnaldo
prev parent reply other threads:[~2022-11-03 12:32 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-01 13:48 [PATCH v2 0/3] tools/perf: Fix perf probe crash by clang DWARF5 file Masami Hiramatsu (Google)
2022-11-01 13:48 ` [PATCH v2 1/3] tools/perf: Fix to avoid crashing if DW_AT_decl_file is NULL Masami Hiramatsu (Google)
2022-11-01 13:48 ` [PATCH v2 2/3] tools/perf: Fix to use dwarf_attr_integrate for generic attr accessor Masami Hiramatsu (Google)
2022-11-01 13:48 ` [PATCH v2 3/3] tools/perf: Fix to get declared file name from clang DWARF5 Masami Hiramatsu (Google)
2023-06-09 12:21 ` Georg Müller
2023-06-15 11:42 ` Linux regression tracking #adding (Thorsten Leemhuis)
2023-08-29 13:41 ` Linux regression tracking #update (Thorsten Leemhuis)
2023-06-15 14:02 ` Georg Müller
2023-06-15 20:01 ` [PATCH] perf probe: read DWARF files from the correct CU Georg Müller
2023-06-22 22:04 ` Georg Müller
2023-07-11 12:57 ` Arnaldo Carvalho de Melo
2023-07-11 13:20 ` Masami Hiramatsu
2023-07-11 14:41 ` Arnaldo Carvalho de Melo
2023-06-28 8:23 ` [PATCH v2 0/2] perf probe: fix regression introduced by switch to die_get_decl_file Georg Müller
2023-06-28 8:23 ` [PATCH v2 1/2] perf probe: add test for " Georg Müller
2023-07-27 17:45 ` Ian Rogers
2023-07-28 14:41 ` Georg Müller
2023-06-28 8:23 ` [PATCH v2 2/2] perf probe: read DWARF files from the correct CU Georg Müller
2023-06-28 8:41 ` [PATCH v2 0/2] perf probe: fix regression introduced by switch to die_get_decl_file Linux regression tracking (Thorsten Leemhuis)
2022-11-02 0:03 ` [PATCH v2 0/3] tools/perf: Fix perf probe crash by clang DWARF5 file Namhyung Kim
2022-11-03 12:31 ` Arnaldo Carvalho de Melo [this message]
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