Date: Wed, 8 Apr 2009 18:41:18 +0200
From: Ingo Molnar <mingo@elte.hu>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: linux kernel <linux-kernel@vger.kernel.org>,
       Frederic Weisbecker <fweisbec@gmail.com>,
       Tim Bird <tim.bird@am.sony.com>, Ingo Molnar <mingo@redhat.com>,
       Abhishek Sagar <sagar.abhishek@gmail.com>,
       Peter Zijlstra <peterz@infradead.org>,
       Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH][GIT PULL] x86, function-graph: only save return values
	on x86_64
Message-ID: <20090408164118.GC14449@elte.hu>
References: <49C936CA.8070800@am.sony.com> <20090324213618.GC5975@nowhere> <20090324214846.GB29509@elte.hu> <20090324215738.GD5975@nowhere> <alpine.DEB.2.00.0903251153500.5675@gandalf.stny.rr.com> <alpine.DEB.2.00.0903251625490.5675@gandalf.stny.rr.com> <20090408160915.GD16759@elte.hu> <alpine.DEB.2.00.0904081234550.5797@gandalf.stny.rr.com>
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* Steven Rostedt <rostedt@goodmis.org> wrote:

> > do we still need this for -tip?
> 
> I've ran it without issues. It will help speed up the function 
> graph tracer since it removes a bunch of copies at every function 
> call. But I would test it in your work suite, since I only tested 
> it on two boxes.

ok, great - i've applied it to tip:tracing/ftrace.

	Ingo
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