Messages in this thread | | | Date | Sat, 12 Sep 2020 22:53:17 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH v3 0/10] libperf and arm64 userspace counter access support |
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On Fri, Sep 11, 2020 at 03:51:08PM -0600, Rob Herring wrote: > This is resurrecting Raphael's series[1] to enable userspace counter > access on arm64. My previous versions are here[2][3]. > > Changes in v3: > - Dropped removing x86 rdpmc test until libperf tests can run via 'perf test' > - Added verbose prints for tests > - Split adding perf_evsel__mmap() to separate patch
hi, which commit/branch did you base on? I can't apply arm bits:
Applying: arm64: pmu: Add hook to handle pmu-related undefined instructions Applying: arm64: perf: Enable pmu counter direct access for perf event on armv8 error: patch failed: arch/arm64/kernel/perf_event.c:836 error: arch/arm64/kernel/perf_event.c: patch does not apply Patch failed at 0002 arm64: perf: Enable pmu counter direct access for perf event on armv8
thanks, jirka
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