Messages in this thread | | | Date | Fri, 4 Aug 2023 10:08:04 +0300 | Subject | Re: [PATCH v5 7/7] perf test: Add perf_event_attr test for record selected CPUs exclude_user | From | Adrian Hunter <> |
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On 4/08/23 05:07, Yang Jihong wrote: > If all (non-dummy) evsel have exclude_user, system_wide sideband is not > needed. Add this test scenario. > > Test result: > > # ./perf test list 2>&1 | grep 'Setup struct perf_event_attr' > 17: Setup struct perf_event_attr > # ./perf test 17 -v > 17: Setup struct perf_event_attr : > --- start --- > test child forked, pid 720198 > <SNIP> > running './tests/attr/test-record-C0-all-kernel' > <SNIP> > test child finished with 0 > ---- end ---- > Setup struct perf_event_attr: Ok > > Signed-off-by: Yang Jihong <yangjihong1@huawei.com>
Tested-by: Adrian Hunter <adrian.hunter@intel.com>
> --- > .../perf/tests/attr/test-record-C0-all-kernel | 32 +++++++++++++++++++ > 1 file changed, 32 insertions(+) > create mode 100644 tools/perf/tests/attr/test-record-C0-all-kernel > > diff --git a/tools/perf/tests/attr/test-record-C0-all-kernel b/tools/perf/tests/attr/test-record-C0-all-kernel > new file mode 100644 > index 000000000000..2d7549277c1e > --- /dev/null > +++ b/tools/perf/tests/attr/test-record-C0-all-kernel > @@ -0,0 +1,32 @@ > +[config] > +command = record > +args = --no-bpf-event --all-kernel -C 0 kill >/dev/null 2>&1 > +ret = 1 > + > +[event:base-record] > +cpu=0 > + > +# no enable on exec for CPU attached > +enable_on_exec=0 > + > +# PERF_SAMPLE_IP | PERF_SAMPLE_TID | PERF_SAMPLE_TIME | > +# PERF_SAMPLE_PERIOD | PERF_SAMPLE_IDENTIFIER > +# + PERF_SAMPLE_CPU added by -C 0 > +sample_type=65927 > + > +# Dummy event handles mmaps, comm and task. > +mmap=0 > +comm=0 > +task=0 > + > +# exclude_user for all-kernel option > +exclude_user=1 > + > +[event:system-wide-dummy] > + > +# system_wide is not need for all (non-dummy) events have exclude_user > +cpu=0 > + > +# exclude_user for all-kernel option > +exclude_user=1 > +exclude_kernel=0
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