Messages in this thread | | | Date | Sun, 11 Jul 2021 17:52:48 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH v2 0/4] perf tool: Skip invalid hybrid PMU |
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On Thu, Jul 08, 2021 at 09:36:57AM +0800, Jin Yao wrote: > On hybrid platform, such as Alderlake, if atom CPUs are offlined, > the kernel still exports the sysfs path '/sys/devices/cpu_atom/' for > 'cpu_atom' pmu but the file '/sys/devices/cpu_atom/cpus' is empty, > which indicates this is an invalid pmu. So we need to check and skip > the invalid hybrid pmu. > > Also we need to update some perf test cases for core-only system. > > Jin Yao (4): > perf pmu: Skip invalid hybrid pmu > perf tests: Fix 'Parse event definition strings' on core-only system > perf tests: Fix 'Roundtrip evsel->name' on core-only system > perf tests: Fix 'Convert perf time to TSC' on core-only system
Acked-by: Jiri Olsa <jolsa@redhat.com>
thanks, jirka
> > tools/perf/tests/evsel-roundtrip-name.c | 3 ++- > tools/perf/tests/parse-events.c | 16 ++++++++++------ > tools/perf/tests/perf-time-to-tsc.c | 3 ++- > tools/perf/util/pmu.c | 9 ++++++++- > 4 files changed, 22 insertions(+), 9 deletions(-) > > -- > 2.17.1 >
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