diff options
Diffstat (limited to 'tools/perf/tests/shell/test_stat_intel_tpebs.sh')
-rwxr-xr-x | tools/perf/tests/shell/test_stat_intel_tpebs.sh | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/test_stat_intel_tpebs.sh b/tools/perf/tests/shell/test_stat_intel_tpebs.sh new file mode 100755 index 000000000000..c60b29add980 --- /dev/null +++ b/tools/perf/tests/shell/test_stat_intel_tpebs.sh @@ -0,0 +1,19 @@ +#!/bin/bash +# test Intel TPEBS counting mode +# SPDX-License-Identifier: GPL-2.0 + +set -e +grep -q GenuineIntel /proc/cpuinfo || { echo Skipping non-Intel; exit 2; } + +# Use this event for testing because it should exist in all platforms +event=cache-misses:R + +# Without this cmd option, default value or zero is returned +echo "Testing without --record-tpebs" +result=$(perf stat -e "$event" true 2>&1) +[[ "$result" =~ $event ]] || exit 1 + +# In platforms that do not support TPEBS, it should execute without error. +echo "Testing with --record-tpebs" +result=$(perf stat -e "$event" --record-tpebs -a sleep 0.01 2>&1) +[[ "$result" =~ "perf record" && "$result" =~ $event ]] || exit 1 |