diff options
| -rwxr-xr-x | tools/perf/tests/shell/stat.sh | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/stat.sh b/tools/perf/tests/shell/stat.sh index 7885e875caf4..0b2f0f88ca16 100755 --- a/tools/perf/tests/shell/stat.sh +++ b/tools/perf/tests/shell/stat.sh @@ -27,6 +27,32 @@ test_null_stat() { echo "Null stat command test [Success]" } +find_offline_cpu() { + for i in $(seq 1 4096) + do + if [[ ! -f /sys/devices/system/cpu/cpu$i/online || \ + $(cat /sys/devices/system/cpu/cpu$i/online) == "0" ]] + then + echo $i + return + fi + done + echo "Failed to find offline CPU" + exit 1 +} + +test_offline_cpu_stat() { + cpu=$(find_offline_cpu) + echo "Offline CPU stat command test (cpu $cpu)" + if ! perf stat "-C$cpu" -e cycles true 2>&1 | grep -E -q "No supported events found." + then + echo "Offline CPU stat command test [Failed]" + err=1 + return + fi + echo "Offline CPU stat command test [Success]" +} + test_stat_record_report() { echo "stat record and report test" if ! perf stat record -e task-clock -o - true | perf stat report -i - 2>&1 | \ @@ -224,6 +250,7 @@ test_hybrid() { test_default_stat test_null_stat +test_offline_cpu_stat test_stat_record_report test_stat_record_script test_stat_repeat_weak_groups |