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: <200701300508.56467.arnd@arndb.de>
Date:	Tue, 30 Jan 2007 05:08:56 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	cbe-oss-dev@...abs.org, maynardj@...ibm.com
Cc:	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.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

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?
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