linux-kernel - Re: [PATCH 8/9] perf: Add a perf trace option to check samples ordering reliability

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Message-ID: <20100425180812.GE5375@nowhere>
Date:	Sun, 25 Apr 2010 20:08:15 +0200
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Masami Hiramatsu <mhiramat@...hat.com>
Cc:	Ingo Molnar <mingo@...e.hu>, LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Paul Mackerras <paulus@...ba.org>,
	Hitoshi Mitake <mitake@....info.waseda.ac.jp>,
	Tom Zanussi <tzanussi@...il.com>
Subject: Re: [PATCH 8/9] perf: Add a perf trace option to check samples
	ordering reliability

On Sat, Apr 24, 2010 at 12:13:05PM -0400, Masami Hiramatsu wrote:
> Hi Frederic,
> 
> Frederic Weisbecker wrote:
> > To ensure sample events time reordering is reliable, add a -d option
> > to perf trace to check that automatically.
> 
> Just out of curiosity, is there any possibility to add 
> other debugging options to perf-trace?
> If so, I think we can pass some arguments for
> this -d option, e.g. "-d ordering,events" and so on.
> Just an idea.
> 
> Thank you,



Sure, if somebody wants to come with another debugging option
in perf trace, no problem.

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