linux-kernel - Re: [PATCH v2] perf script: add --addr2line option

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Message-ID: <ZroN7XhtSSbQs6m8@x1>
Date: Mon, 12 Aug 2024 10:28:13 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Martin Liška <m.liska@...link.cz>
Cc: irogers@...gle.com, linux-kernel@...r.kernel.org,
	linux-perf-users@...r.kernel.org
Subject: Re: [PATCH v2] perf script: add --addr2line option

On Mon, Aug 12, 2024 at 11:42:31AM +0200, Martin Liška wrote:
> @acme: May I please ping this patch?

Simple enough, merged, thanks for the ping.

- Arnaldo
 
> Thanks,
> Martin
> 
> On 7/19/24 12:57, Martin Liška wrote:
> > Similarly to other subcommands (like report, top), it would be handy to
> > provide a path for addr2line command.
> > 
> > Signed-off-by: Martin Liska <martin.liska@....com>
> > ---
> >  tools/perf/Documentation/perf-script.txt | 3 +++
> >  tools/perf/builtin-script.c              | 2 ++
> >  tools/perf/util/symbol_conf.h            | 2 +-
> >  3 files changed, 6 insertions(+), 1 deletion(-)
> > 
> > diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
> > index ff086ef05a0c..5abb960c4960 100644
> > --- a/tools/perf/Documentation/perf-script.txt
> > +++ b/tools/perf/Documentation/perf-script.txt
> > @@ -369,6 +369,9 @@ OPTIONS
> >  --demangle-kernel::
> >  	Demangle kernel symbol names to human readable form (for C++ kernels).
> >  
> > +--addr2line=<path>::
> > +	Path to addr2line binary.
> > +
> >  --header
> >  	Show perf.data header.
> >  
> > diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
> > index c16224b1fef3..932167b2362b 100644
> > --- a/tools/perf/builtin-script.c
> > +++ b/tools/perf/builtin-script.c
> > @@ -4052,6 +4052,8 @@ int cmd_script(int argc, const char **argv)
> >  			"Enable symbol demangling"),
> >  	OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,
> >  			"Enable kernel symbol demangling"),
> > +	OPT_STRING(0, "addr2line", &symbol_conf.addr2line_path, "path",
> > +			"addr2line binary to use for line numbers"),
> >  	OPT_STRING(0, "time", &script.time_str, "str",
> >  		   "Time span of interest (start,stop)"),
> >  	OPT_BOOLEAN(0, "inline", &symbol_conf.inline_name,
> > diff --git a/tools/perf/util/symbol_conf.h b/tools/perf/util/symbol_conf.h
> > index c114bbceef40..d41b25e10f1b 100644
> > --- a/tools/perf/util/symbol_conf.h
> > +++ b/tools/perf/util/symbol_conf.h
> > @@ -63,7 +63,7 @@ struct symbol_conf {
> >  			*sym_list_str,
> >  			*col_width_list_str,
> >  			*bt_stop_list_str;
> > -	char		*addr2line_path;
> > +	const char		*addr2line_path;
> >  	unsigned long	time_quantum;
> >         struct strlist	*dso_list,
> >  			*comm_list,