blob: 655c415b6e7ff9b350474951aaff90cbd2727d19 [file] [log] [blame]
#!/bin/sh
# description: event tracing - enable/disable with subsystem level files
do_reset() {
echo > set_event
clear_trace
}
fail() { #msg
do_reset
echo $1
exit -1
}
if [ ! -f set_event -o ! -d events/sched ]; then
echo "event tracing is not supported"
exit_unsupported
fi
reset_tracer
do_reset
echo 'sched:*' > set_event
usleep 1
count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l`
if [ $count -lt 3 ]; then
fail "at least fork, exec and exit events should be recorded"
fi
do_reset
echo 1 > events/sched/enable
usleep 1
count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l`
if [ $count -lt 3 ]; then
fail "at least fork, exec and exit events should be recorded"
fi
do_reset
echo 0 > events/sched/enable
usleep 1
count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l`
if [ $count -ne 0 ]; then
fail "any of scheduler events should not be recorded"
fi
do_reset
exit 0