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Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake

From Peter Zijlstra <peterz@infradead.org>
Newsgroups linux.kernel
Subject Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake
Date 2017-06-08 22:30 +0200
Message-ID <tQce6-vS-27@gated-at.bofh.it> (permalink)
References <tPSyJ-4M5-11@gated-at.bofh.it> <tPSyL-4M5-51@gated-at.bofh.it> <tQ0PE-1Le-17@gated-at.bofh.it> <tQbBo-8th-17@gated-at.bofh.it> <tQc4q-sN-5@gated-at.bofh.it>
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On Thu, Jun 08, 2017 at 01:10:07PM -0700, Andi Kleen wrote:
> Note that Skylake cannot fill it in, it doesn't report the hops.
> And for the old parts the existing bits work. So I don't think
> there's a motivation to add a new hops field, unless some other
> architecture needs it.

PowerPC is currently using the REM2 stuff, I added the people who wrote
that code to Cc in the hope they would help by explaining their platform
capabilities.

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Thread

Fix Skylake PEBS data source for perf Andi Kleen <andi@firstfloor.org> - 2017-06-08 01:30 +0200
  [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake Andi Kleen <andi@firstfloor.org> - 2017-06-08 01:30 +0200
    Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake Peter Zijlstra <peterz@infradead.org> - 2017-06-08 10:20 +0200
      Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake Stephane Eranian <eranian@google.com> - 2017-06-08 21:50 +0200
        Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake Peter Zijlstra <peterz@infradead.org> - 2017-06-08 22:10 +0200
          Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake Andi Kleen <ak@linux.intel.com> - 2017-06-09 18:50 +0200
        Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake Andi Kleen <andi@firstfloor.org> - 2017-06-08 22:20 +0200
          Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake Peter Zijlstra <peterz@infradead.org> - 2017-06-08 22:30 +0200
      Re: [PATCH v2 2/4] perf/x86: Fix data source decoding for Skylake Madhavan Srinivasan <maddy@linux.vnet.ibm.com> - 2017-06-09 10:10 +0200

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