[Cbe-oss-dev] Re Refactored cell powerpc oprofile patch

Geoff Levand geoffrey.levand at am.sony.com
Thu Mar 6 10:39:27 EST 2008


On 03/05/2008 08:38 AM, Carl Love wrote:
> Can you give an overview of what the ps3-lpm module does?  What happens
> when ps3-lpm.c is remmodded?  I guess I need to understand what the
> module does so I can figure out what impact it has on OProfile.  I
> understand the processor architecture but I am not at all familiar with
> the PS3 system as a whole.

ps3-lpm is the driver for the PS3's Logical Performance Monitor.  I
think you can get a good idea of it by looking at the driver's source
code:

  http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=blob;f=drivers/ps3/ps3-lpm.c;hb=HEAD

-Geoff





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