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Message-ID: <1335195100.28106.100.camel@gandalf.stny.rr.com>
Subject: Re: Our failure on tracing tools unification (Was: Re: [RFC][PATCH
 00/15] tools: Unify perf and trace-cmd trace event format parsing v2)
From: Steven Rostedt <rostedt@goodmis.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>,
        LKML <linux-kernel@vger.kernel.org>, Ingo Molnar <mingo@kernel.org>,
        Arnaldo Carvalho de Melo <acme@infradead.org>,
        Thomas Gleixner <tglx@linutronix.de>, Borislav Petkov <bp@alien8.de>,
        Namhyung Kim <namhyung.kim@lge.com>, Jiri Olsa <jolsa@redhat.com>,
        Arun Sharma <asharma@fb.com>, Michael Rubin <mrubin@google.com>,
        David Sharp <dhsharp@google.com>,
        Vaibhav Nagarnaik <vnagarnaik@google.com>,
        Julia Lawall <julia@diku.dk>, Tom Zanussi <tzanussi@gmail.com>
Date: Mon, 23 Apr 2012 11:31:40 -0400
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On Mon, 2012-04-23 at 17:08 +0200, Peter Zijlstra wrote:
> On Mon, 2012-04-23 at 16:47 +0200, Frederic Weisbecker wrote:
> > Ingo doesn't seem to want this library outside perf in order to avoid
> > the fragmentation of the efforts on tracing tools.
> 
> I really don't see the point.. parsing /debug/tracing/events/*/format
> gunk really is separate, furthermore things like powertop et al already
> are separate projects and really need this lib.

Note, powertop has already pulled in the lib into itself, thus we now
have 3 dis-joint locations. I can imagine it getting worse soon.

-- Steve

> 
> I mean, who gives a bother where all that crap lives, if its in the
> kernel tree its all close enough to keep an eye on.. its not like
> kernel/events/ and kernel/trace/ are the same directory.
> 
> Ingo, please could you lighten up and let people get stuff done? Merging
> the two implementations, wherever the result lives, is a better
> situation that two dis-joint implementations. So either let Frederic
> work or do it yourself but don't hand-wave and road-block stuff.