linux-kernel - Re: [RFC][PATCH 1/2 v2] tracing: Add TRACE_EVENT

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Message-ID: <20101203152733.GA25580@Krystal>
Date:	Fri, 3 Dec 2010 10:27:33 -0500
From:	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Theodore Tso <tytso@....edu>,
	Arjan van de Ven <arjan@...radead.org>
Subject: Re: [RFC][PATCH 1/2 v2] tracing: Add TRACE_EVENT_CONDITIONAL()

* Steven Rostedt (rostedt@...dmis.org) wrote:
> On Thu, 2010-12-02 at 23:54 -0500, Mathieu Desnoyers wrote:
[...]
> > 
> > One small documentation-related detail: my guess is that you are leaving
> > "cond" without likely/unlikely builtin expect purposefully so that we
> > can write, in TP_CONDITION:
> > 
> >   TP_CONDITION(unlikely(someparam)),
> 
> I actually think this is an abuse of "unlikely".

Why are you considering this an abuse ?

Mathieu

-- 
Mathieu Desnoyers
Operating System Efficiency R&D Consultant
EfficiOS Inc.
http://www.efficios.com
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