Messages in this thread | | | Date | Wed, 19 Aug 2009 15:00:55 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 4/4][RFC] perf_counter: Allow sharing of output channels |
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* Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:
> > Does this only apply to sampling counters? > > Yeah, everything that would otherwise go through the mmap() > buffer.
Note that this can include sample-driven normal counts as well, i.e. PERF_SAMPLE_READ and perf record -s/--stat.
Ingo
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