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Subject: Re: [PATCH] powerpc: adjust oprofile_cpu_type
From: Mike Wolf <mjw@linux.vnet.ibm.com>
To: Olof Johansson <olof@lixom.net>
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Date: Thu, 23 Apr 2009 16:56:56 -0500
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On Thu, 2009-04-23 at 12:52 -0500, Olof Johansson wrote:
> On Wed, Apr 22, 2009 at 06:40:12PM -0500, Mike Wolf wrote:
> > Resending.  the patch was munged last time.
> > 
> > 
> > Oprofile is changing the naming it is using for the compatibility modes.
> > Instead of having compat-power<x>, oprofile will go to family naming
> > convention and use compat-v<x>.  Currently only compat-v1 will be
> > defined.
> 
> Compat V1 of what? powerpc64? IBM powerpc64 PMC? 

IBM powerpc PMC

>  The performance
> monitors are not architected, to give them a version number without
> vendor information seems weird.
The current ones all fall into one family and they may be architected in
the future.
> 
> Also, doesn't this break compatibility with existing userspace tools?
AFAIK there is nothing else that uses these.  Oprofile patch was
rejected and this new naming was suggested from that community.

Mike