diff options
| -rwxr-xr-x | tools/perf/tests/shell/stat.sh | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/tools/perf/tests/shell/stat.sh b/tools/perf/tests/shell/stat.sh index 3f1e67795490..525d0c44fdc6 100755 --- a/tools/perf/tests/shell/stat.sh +++ b/tools/perf/tests/shell/stat.sh @@ -117,16 +117,18 @@ test_cputype() { # Find a known PMU for cputype. pmu="" - for i in cpu cpu_atom armv8_pmuv3_0 + devs="/sys/bus/event_source/devices" + for i in $devs/cpu $devs/cpu_atom $devs/armv8_pmuv3_0 $devs/armv8_cortex_* do - if test -d "/sys/devices/$i" + i_base=$(basename "$i") + if test -d "$i" then - pmu="$i" + pmu="$i_base" break fi - if perf stat -e "$i/instructions/" true > /dev/null 2>&1 + if perf stat -e "$i_base/instructions/" true > /dev/null 2>&1 then - pmu="$i" + pmu="$i_base" break fi done |