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From: Ingo Molnar <mingo@elte.hu>
To: Paul Mackerras <paulus@samba.org>
Cc: linux-kernel@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH 0/9] Performance counters for POWER
Date: Sun, 11 Jan 2009 02:48:25 +0100	[thread overview]
Message-ID: <20090111014825.GO12885@elte.hu> (raw)
In-Reply-To: <18791.57319.639438.433546@cargo.ozlabs.ibm.com>


* Paul Mackerras <paulus@samba.org> wrote:

> Ingo Molnar writes:
> 
> > Do timec.c and kerneltop.c work fine for you by any chance? If yes, could 
> > you send us some sample output that you get with them on your power 
> > testbox(es)?
> 
> timec.c works with some minor modifications.  I'll post my version in a 
> separate message.  The main difference is that syscall() on powerpc 
> returns -1 on error and sets errno, rather than returning a negative 
> error number.  I also added a way to specify raw events.

thanks - i've picked up your version and uploaded it to:

   http://redhat.com/~mingo/perfcounters/timec.c

	Ingo

  reply	other threads:[~2009-01-11  1:48 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-09 10:40 [PATCH 0/9] Performance counters for POWER Paul Mackerras
2009-01-09 13:28 ` Peter Zijlstra
2009-01-10  0:30   ` Paul Mackerras
2009-01-09 13:47 ` Ingo Molnar
2009-01-09 23:38   ` Paul Mackerras
2009-01-11  1:48     ` Ingo Molnar [this message]
2009-01-10  5:51   ` Paul Mackerras
2009-01-11  1:44 ` Ingo Molnar

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