Re: [tip:perf/core] perf/x86/intel: Clean-up/reduce PEBS code

Andi Kleen
2013-09-16T16:09:25Z

>
> /*
> * Should not happen, we program the threshold at 1 and do not
> * set a reset value.
> */
> - WARN_ONCE(n > x86_pmu.max_pebs_events,
> - "Unexpected number of pebs records %d\n", n);
> + WARN_ONCE(top - at > x86_pmu.max_pebs_events * x86_pmu.pebs_record_size,

That should work yes.

-Andi