Re: IV.1 - Support for model-specific uncore PMU

From: Ingo Molnar
Date: Mon Jun 22 2009 - 07:59:25 EST

> IV/ Open questions
> 1/ Support for model-specific uncore PMU monitoring capabilities
> Recent processors have multiple PMUs. Typically one per core and
> but also one at the socket level, e.g., Intel Nehalem. It is
> expected that this API will provide access to these PMU as well.
> It seems like with the current API, raw events for those PMU would
> need a new architecture-specific type as the event encoding by
> itself may not be enough to disambiguate between a core and uncore
> PMU event.
> How are those events going to be supported?

(Please see our reply to II.2.)
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