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SubjectRe: I.5 - Mmaped count
stephane eranian writes:

> I don't see where you clear that field on x86.
> Looks like it comes from hwc->idx. I suspect you need
> to do something in x86_pmu_disable() to be symmetrical
> with x86_pmu_enable().
> I suspect something similar needs to be done on Power.

power_pmu_disable() already calls perf_counter_update_userpage,
so I think we're OK there.


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