linux-kernel - Re: [PATCH] tracing: Prevent wasting time evaluating parameters in trace_preempt

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Message-ID: <1335352227.28106.152.camel@gandalf.stny.rr.com>
Date:	Wed, 25 Apr 2012 07:10:27 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Minho Ban <mhban@...sung.com>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Turner <pjt@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Josh Triplett <josh@...htriplett.org>
Subject: Re: [PATCH] tracing: Prevent wasting time evaluating parameters in
 trace_preempt_on/off

On Wed, 2012-04-25 at 14:33 +0900, Minho Ban wrote:
> This fixes spending time for evaluating parameters in trace_preempt_on/off when
> the tracer config is off.
> 
> The patch mainly inspired by Steven Rostedt, thanks Steven.
> 
> Signed-off-by: Minho Ban <mhban@...sung.com>

Acked-by: Steven Rostedt <rostedt@...dmis.org>

-- Steve


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