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

Arnd Bergmann arnd at arndb.de
Tue Jan 30 15:08:56 EST 2007


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 at us.ibm.com>
> Signed-off-by: Carl Love <carll at us.ibm.com>

Acked-by: Arnd Bergmann <arnd.bergmann at de.ibm.com>

Any suggestion for a one-line patch title?



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