Messages in this thread | | | From | Stephane Eranian <> | Date | Fri, 19 Jan 2018 12:51:08 -0800 | Subject | Re: [PATCH V5 4/8] perf/x86/intel/uncore: add new data structures for free running counters |
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On Fri, Jan 19, 2018 at 12:50 PM, Stephane Eranian <eranian@google.com> wrote: > On Fri, Jan 19, 2018 at 12:24 PM, Andi Kleen <ak@linux.intel.com> wrote: >>> Oh, think a bit more. >>> I think we cannot do the same thing as we did for CPU PMU's fixed counters. >>> >>> The counters here are free running counters. They cannot be start/stop. >> >> Yes free running counter have completely different semantics. They >> need a separate event code. >> > Are you saying, you can be shared with no multiplexing? > Obviously not you, but the counters ;-)
>> -Andi
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