Re: [PATCH 1/5] perf, x86: Don't assume the alternative cycles encoding is architectural

Peter Zijlstra
2012-06-06T17:11:00Z

On Wed, 2012-06-06 at 18:08 +0200, Andi Kleen wrote:
> How about newer unknown Intel CPUs with arch_perfmon >= 3? Those would get
> intel_pmu, correct? There's no guarantee that they support the trick.

But they will have no PEBS constraints set, so effectively don't have
PEBS.