Re: [PATCH 1/5] perf, x86: Don't assume the alternative cycles encoding is architectural
From
Peter Zijlstra <>
Date
Wed, 06 Jun 2012 19:10:45 +0200
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.