Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH] perf test: Add ARM SPE system wide test | Date | Wed, 15 Jun 2022 12:07:35 -0700 |
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In the past it had a problem not setting the pid/tid on the sample correctly when system-wide mode is used. Although it's fixed now it'd be nice if we have a test case for it.
Cc: German Gomez <german.gomez@arm.com> Cc: Leo Yan <leo.yan@linaro.org> Signed-off-by: Namhyung Kim <namhyung@kernel.org> --- tools/perf/tests/shell/test_arm_spe.sh | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/tools/perf/tests/shell/test_arm_spe.sh b/tools/perf/tests/shell/test_arm_spe.sh index e59044edc406..b9c588ae393b 100755 --- a/tools/perf/tests/shell/test_arm_spe.sh +++ b/tools/perf/tests/shell/test_arm_spe.sh @@ -23,6 +23,7 @@ glb_err=0 cleanup_files() { rm -f ${perfdata} + rm -f ${perfdata}.old exit $glb_err } @@ -85,5 +86,19 @@ arm_spe_snapshot_test() { arm_spe_report "SPE snapshot testing" $err } +arm_spe_system_wide_test() { + echo "Recording trace with system-wide mode $perfdata" + perf record -o ${perfdata} -e arm_spe// -a \ + -- dd if=/dev/zero of=/dev/null count=100000 > /dev/null 2>&1 + + perf_script_samples dd && + perf_report_samples dd + + err=$? + arm_spe_report "SPE system-wide testing" $err +} + arm_spe_snapshot_test +arm_spe_system_wide_test + exit $glb_err -- 2.36.1.476.g0c4daa206d-goog
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