Re: [PATCH v2] Add PPC_FEATURE_PSERIES_PMU_COMPAT

2008-07-08 Thread Nathan Lynch
Kumar Gala wrote: > > So is PMU here performance monitor unit? I think that was part of my > confusion earlier. I was thinking Power Mgmt Unit (like on Apple HW). Yes, PMU means performance monitor unit in the context of pseries. > I hate make the name longer, but PPC_FEATURE_PSERIES_PERFMON

Re: [PATCH v2] Add PPC_FEATURE_PSERIES_PMU_COMPAT

2008-07-08 Thread Kumar Gala
On Jul 8, 2008, at 3:01 PM, Nathan Lynch wrote: Background from Maynard Johnson: As of POWER6, a set of 32 common events is defined that must be supported on all future POWER processors. The main impetus for this compat set is the need to support partition migration, especially from processor

[PATCH v2] Add PPC_FEATURE_PSERIES_PMU_COMPAT

2008-07-08 Thread Nathan Lynch
Background from Maynard Johnson: As of POWER6, a set of 32 common events is defined that must be supported on all future POWER processors. The main impetus for this compat set is the need to support partition migration, especially from processor P(n) to processor P(n+1), where performance software