tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-extended-error-support.tc

#!/bin/sh
# description: event trigger - test extended error support


fail() { #msg
    echo $1
    exit_fail
}

if [ ! -f set_event ]; then
    echo "event tracing is not supported"
    exit_unsupported
fi

if [ ! -f synthetic_events ]; then
    echo "synthetic event is not supported"
    exit_unsupported
fi

echo "Test extended error support"
echo 'hist:keys=pid:ts0=common_timestamp.usecs if comm=="ping"' > events/sched/sched_wakeup/trigger
! echo 'hist:keys=pid:ts0=common_timestamp.usecs if comm=="ping"' >> events/sched/sched_wakeup/trigger 2> /dev/null
if ! grep -q "ERROR:" events/sched/sched_wakeup/hist; then
    fail "Failed to generate extended error in histogram"
fi

exit 0