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Date: Fri, 11 Sep 2020 19:56:55 -0700 From: Ian Rogers <irogers@...gle.com> To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, Arnaldo Carvalho de Melo <acme@...nel.org>, Mark Rutland <mark.rutland@....com>, Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Jiri Olsa <jolsa@...hat.com>, Namhyung Kim <namhyung@...nel.org>, Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Martin KaFai Lau <kafai@...com>, Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, Andrii Nakryiko <andriin@...com>, John Fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...omium.org>, Adrian Hunter <adrian.hunter@...el.com>, Andi Kleen <ak@...ux.intel.com>, Athira Rajeev <atrajeev@...ux.vnet.ibm.com>, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, bpf@...r.kernel.org Cc: Stephane Eranian <eranian@...gle.com>, Ian Rogers <irogers@...gle.com> Subject: [PATCH v3 4/4] perf test: Leader sampling shouldn't clear sample period Add test that a sibling with leader sampling doesn't have its period cleared. Signed-off-by: Ian Rogers <irogers@...gle.com> --- tools/perf/tests/attr/README | 1 + tools/perf/tests/attr/test-record-group2 | 29 ++++++++++++++++++++++++ 2 files changed, 30 insertions(+) create mode 100644 tools/perf/tests/attr/test-record-group2 diff --git a/tools/perf/tests/attr/README b/tools/perf/tests/attr/README index 6cd408108595..a36f49fb4dbe 100644 --- a/tools/perf/tests/attr/README +++ b/tools/perf/tests/attr/README @@ -49,6 +49,7 @@ Following tests are defined (with perf commands): perf record --call-graph fp kill (test-record-graph-fp) perf record --group -e cycles,instructions kill (test-record-group) perf record -e '{cycles,instructions}' kill (test-record-group1) + perf record -e '{cycles/period=1/,instructions/period=2/}:S' kill (test-record-group2) perf record -D kill (test-record-no-delay) perf record -i kill (test-record-no-inherit) perf record -n kill (test-record-no-samples) diff --git a/tools/perf/tests/attr/test-record-group2 b/tools/perf/tests/attr/test-record-group2 new file mode 100644 index 000000000000..6b9f8d182ce1 --- /dev/null +++ b/tools/perf/tests/attr/test-record-group2 @@ -0,0 +1,29 @@ +[config] +command = record +args = --no-bpf-event -e '{cycles/period=1234000/,instructions/period=6789000/}:S' kill >/dev/null 2>&1 +ret = 1 + +[event-1:base-record] +fd=1 +group_fd=-1 +config=0|1 +sample_period=1234000 +sample_type=87 +read_format=12 +inherit=0 +freq=0 + +[event-2:base-record] +fd=2 +group_fd=1 +config=0|1 +sample_period=6789000 +sample_type=87 +read_format=12 +disabled=0 +inherit=0 +mmap=0 +comm=0 +freq=0 +enable_on_exec=0 +task=0 -- 2.28.0.618.gf4bc123cb7-goog
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