diff options
Diffstat (limited to 'tools')
| -rwxr-xr-x | tools/perf/tests/shell/trace_exit_race.sh | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/tools/perf/tests/shell/trace_exit_race.sh b/tools/perf/tests/shell/trace_exit_race.sh index 3cf2d71a5c3b..8ea24f4256bc 100755 --- a/tools/perf/tests/shell/trace_exit_race.sh +++ b/tools/perf/tests/shell/trace_exit_race.sh @@ -11,11 +11,19 @@ skip_if_no_perf_trace || exit 2 +if [ "$1" = "-v" ]; then + verbose="1" +fi + +iter=10 +regexp=" +[0-9]+\.[0-9]+ +true/[0-9]+ syscalls:sys_enter_exit_group\(\)$" + trace_shutdown_race() { - for _ in $(seq 10); do + for _ in $(seq $iter); do perf trace -e syscalls:sys_enter_exit_group true 2>>$file done - [ "$(grep -c -E ' +[0-9]+\.[0-9]+ +true/[0-9]+ syscalls:sys_enter_exit_group\(\)$' $file)" = "10" ] + result="$(grep -c -E "$regexp" $file)" + [ $result = $iter ] } @@ -27,5 +35,17 @@ export PERF_CONFIG=/dev/null trace_shutdown_race err=$? + +if [ $err != 0 ] && [ "${verbose}" = "1" ]; then + lines_not_matching=$(mktemp /tmp/temporary_file.XXXXX) + if grep -v -E "$regexp" $file > $lines_not_matching ; then + echo "Lines not matching the expected regexp: '$regexp':" + cat $lines_not_matching + else + echo "Missing output, expected $iter but only got $result" + fi + rm -f $lines_not_matching +fi + rm -f ${file} exit $err |