linux-kernel - Re: performance counter 20% error finding retired instruction count

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Date:	Sat, 27 Jun 2009 07:32:31 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	Vince Weaver <vince@...ter.net>, Paul Mackerras <paulus@...ba.org>,
	linux-kernel@...r.kernel.org
Subject: Re: performance counter 20% error finding retired instruction count


* Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote:

> > PS.  Why is the perf code littered with many many  __MINGW32__ defined?
> >       Should this be in the kernel tree?  It makes the code really hard
> >       to follow.  Are there plans to port perf to windows?
> 
> Comes straight from the git sources.. and littered might be a bit 
> much, I count only 11.
> 
> # git grep MING tools/perf | wc -l
> 11
> 
> But yeah, that might want cleaning up.

Indeed. I removed those bits - thanks Vince for reporting it!

	Ingo
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