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authorIan Rogers <irogers@google.com>2020-09-12 05:56:55 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2020-09-15 01:35:22 +0300
commit880a784344fb8a7c498a1145fb541fe8e8d2040f (patch)
tree430ba27373db7e4d25d0988c05f158422041a515
parent3b0a18c1aa6cbfa7b0dd513b6be9893ef6e6ac30 (diff)
downloadlinux-880a784344fb8a7c498a1145fb541fe8e8d2040f.tar.xz
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@google.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: Andrii Nakryiko <andriin@fb.com> Cc: Athira Jajeev <atrajeev@linux.vnet.ibm.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: John Fastabend <john.fastabend@gmail.com> Cc: KP Singh <kpsingh@chromium.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Martin KaFai Lau <kafai@fb.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Song Liu <songliubraving@fb.com> Cc: Stephane Eranian <eranian@google.com> Cc: Yonghong Song <yhs@fb.com> Cc: bpf@vger.kernel.org Cc: netdev@vger.kernel.org Link: http://lore.kernel.org/lkml/20200912025655.1337192-5-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/tests/attr/README1
-rw-r--r--tools/perf/tests/attr/test-record-group229
2 files changed, 30 insertions, 0 deletions
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