linux-kernel - Re: [Cbe-oss-dev] [RFC, PATCH 2/4] Add support to OProfile for profiling Cell BE SPUs -- update

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Message-Id: <1170201065.5235.43.camel@dyn9047021078.beaverton.ibm.com>
Date:	Tue, 30 Jan 2007 15:51:05 -0800
From:	Carl Love <cel@...ibm.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	cbe-oss-dev@...abs.org, maynardj@...ibm.com,
	linuxppc-dev@...abs.org, linux-kernel@...r.kernel.org,
	oprofile-list@...ts.sourceforge.net
Subject: Re: [Cbe-oss-dev] [RFC, PATCH 2/4] Add support to OProfile for
	profiling Cell BE SPUs -- update

Arnd:

Well most of the patch is simply cleaning up the
pm_rtas_activate_signals() routine.  I would be think
"pm_rtas_activat_signals routine cleanup" would be good.

                   Carl Love

On Tue, 2007-01-30 at 05:08 +0100, Arnd Bergmann wrote:
> On Monday 29 January 2007 20:47, Maynard Johnson wrote:
> >   The code was setting up the debug bus for group 21 when profiling on the 
> > event PPU CYCLES.  The debug bus is not actually used by the hardware 
> > performance counters when counting PPU CYCLES.  Setting up the debug bus
> > for PPU CYCLES causes signal routing conflicts on the debug bus when 
> > profiling PPU cycles and another PPU event.  This patch fixes the code to 
> > only setup the debug bus to route the performance signals for the non
> > PPU CYCLE events.
> > 
> > Signed-off-by: Maynard Johnson <mpjohn@...ibm.com>
> > Signed-off-by: Carl Love <carll@...ibm.com>
> 
> Acked-by: Arnd Bergmann <arnd.bergmann@...ibm.com>
> 
> Any suggestion for a one-line patch title?
> _______________________________________________
> cbe-oss-dev mailing list
> cbe-oss-dev@...abs.org
> https://ozlabs.org/mailman/listinfo/cbe-oss-dev

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