Date: Wed, 24 Apr 2013 08:50:18 +0200
From: Ingo Molnar <mingo@kernel.org>
To: Pekka Enberg <penberg@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>, Namhyung Kim <namhyung@kernel.org>,
        Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
        Peter Zijlstra <a.p.zijlstra@chello.nl>,
        Paul Mackerras <paulus@samba.org>, Namhyung Kim <namhyung.kim@lge.com>,
        LKML <linux-kernel@vger.kernel.org>,
        Frederic Weisbecker <fweisbec@gmail.com>, Jiri Olsa <jolsa@redhat.com>,
        David Ahern <dsahern@gmail.com>, Stephane Eranian <eranian@google.com>
Subject: Re: [RFC 00/14] perf tools: Introduce new 'ftrace' command
Message-ID: <20130424065018.GC27551@gmail.com>
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* Pekka Enberg <penberg@kernel.org> wrote:

> 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@goodmis.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@kernel.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.

Exactly. I'd love to see ftrace and perf trace unified.

I have no objections against having a 'perf ftrace' interim step - as long 
as it's really a temporary migration construct, not something we intend to 
keep forever.

Thanks,

	Ingo
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