linux-kernel - Re: [RFC 00/14] perf tools: Introduce new 'ftrace' command

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Message-ID: <CAOJsxLF16Edznsdis4NK-O1Sf=3Eswb5L=cfBDhjpr6F7UjTbg@mail.gmail.com>
Date:	Tue, 23 Apr 2013 20:19:37 +0300
From:	Pekka Enberg <penberg@...nel.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Namhyung Kim <namhyung@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Ingo Molnar <mingo@...nel.org>,
	Namhyung Kim <namhyung.kim@....com>,
	LKML <linux-kernel@...r.kernel.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Jiri Olsa <jolsa@...hat.com>, David Ahern <dsahern@...il.com>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [RFC 00/14] perf tools: Introduce new 'ftrace' command

Hello,

On Tue, 2013-04-23 at 17:30 +0900, Namhyung Kim wrote:
>> This patchset implements a front-end tool for kernel's ftrace.  It
>> uses function_graph tracer by default and normal function tracer is
>> also supported.  (Of course you need to enable those tracers in your
>> kernel first.)

On Tue, Apr 23, 2013 at 6:58 PM, Steven Rostedt <rostedt@...dmis.org> wrote:
> Very nice Namhyung, thanks for doing this. I did a quick run through of
> the patches and I have no complaints about them. I'm not sure how the
> others will feel about it.

I also skimmed through the patches and they look like a reasonable
starting point. So FWIW,

Acked-by: Pekka Enberg <penberg@...nel.org>

Are there any plans in trying to consolidate 'perf trace' and this? As
a user I don't really care what the underlying mechanism and would
like things to just work out of the box.

                        Pekka
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