linux-kernel - Re: [tip:perf/core] tracing: Add DEFINE_EVENT(), DEFINE_SINGLE

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Message-ID: <20091202140128.GA2611@elte.hu>
Date:	Wed, 2 Dec 2009 15:01:28 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	mingo@...hat.com, hpa@...or.com, mathieu.desnoyers@...ymtl.ca,
	linux-kernel@...r.kernel.org, randy.dunlap@...cle.com,
	wcohen@...hat.com, fweisbec@...il.com, tglx@...utronix.de,
	jbaron@...hat.com, mhiramat@...hat.com,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:perf/core] tracing: Add DEFINE_EVENT(),
 DEFINE_SINGLE_EVENT() support to docbook


* Steven Rostedt <rostedt@...dmis.org> wrote:

> On Wed, 2009-12-02 at 10:42 +0000, tip-bot for Jason Baron wrote:
> > Commit-ID:  3a9089fd78367e2c6c815129030b790a0f5c2715
> > Gitweb:     http://git.kernel.org/tip/3a9089fd78367e2c6c815129030b790a0f5c2715
> > Author:     Jason Baron <jbaron@...hat.com>
> > AuthorDate: Tue, 1 Dec 2009 12:18:49 -0500
> > Committer:  Ingo Molnar <mingo@...e.hu>
> > CommitDate: Wed, 2 Dec 2009 09:57:37 +0100
> > 
> > tracing: Add DEFINE_EVENT(), DEFINE_SINGLE_EVENT() support to docbook
> 
> Ug, I need more sleep, because I never noticed the "SINGLE" when I acked
> this :-p
> 
> I thought the DEFINE_SINGLE_EVENT was still under discussion because it
> is a confusing name. I suggested to call it exactly what is was.
> 
>  DECLARE_CLASS_AND_DEFINE_EVENT()

Hm, that's a bit too long. How about 'DEFINE_CLASS_EVENT()' as a 
compromise? It's similarly short-ish to TRACE_EVENT(), and it also 
conveys the fact that we create both a class and an event there.

The full series would thus be:

	DECLARE_EVENT_CLASS
	DEFINE_EVENT
	DEFINE_CLASS_EVENT

hm?

	Ingo
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