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Message-ID: <alpine.LFD.2.00.0905271545230.3397@localhost.localdomain>
Date: Wed, 27 May 2009 15:46:45 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: Frederic Weisbecker <fweisbec@...il.com>
cc: Anton Blanchard <anton@...ba.org>, rostedt@...dmis.org,
mingo@...e.hu, tzanussi@...il.com, jbaron@...hat.com,
kosaki.motohiro@...fujitsu.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] tracing/events: Add timer and high res timer
tracepoints
On Tue, 26 May 2009, Frederic Weisbecker wrote:
> On Tue, May 26, 2009 at 02:26:43PM +1000, Anton Blanchard wrote:
> >
> > Add tracepoints for timer and high res timer execution. We add entry and
> > exit tracepoints so we can calculate timer latency.
>
>
> Your work looks very similar to Xiao Guangrong's patches.
>
> See:
>
> ftrace: add tracepoint for timer
> ftrace: add tracepoint for itimer
> ftrace: add tracepoint for hrimer
>
> I'm not sure which one should be picked between
> his patches and yours.
Actually we want a combination of both.
Thanks,
tglx
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