Messages in this thread | | | Date | Fri, 10 Dec 2021 18:20:36 +0800 | From | Like Xu <> | Subject | Re: [PATCH v2 1/6] KVM: x86/pmu: Setup pmc->eventsel for fixed PMCs |
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On 10/12/2021 2:49 am, Paolo Bonzini wrote: > > or we modify find_fixed_event and its caller to support PERF_TYPE_RAW > counters, and then add support for the IceLake TOPDOWN.SLOTS fixed > counter.
It looks like the TOPDOWN approach from "Yasin Ahmad" has recently been widely advertised among developers.
But I still need bandwidth to clean up some perf driver stuff in order to enable topdown counter smoothly in the guest.
cc linux-perf-users@vger.kernel.org for user voices.
> > What's your preference? > > Paolo
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