selftests/ftrace: Do not to use absolute debugfs path

Use relative path to trigger file instead of absolute debugfs path,
because if the user uses tracefs instead of debugfs, it can be
mounted at /sys/kernel/tracing.
Anyway, since the ftracetest is designed to be run at the tracing
directory, user doesn't need to use absolute path.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
This commit is contained in:
Masami Hiramatsu
2019-11-26 17:34:33 +09:00
committed by Shuah Khan
parent 25deae098e
commit ba1b9c5048
3 changed files with 5 additions and 5 deletions

View File

@@ -21,10 +21,10 @@ grep -q "snapshot()" README || exit_unsupported # version issue
echo "Test expected snapshot action failure" echo "Test expected snapshot action failure"
echo 'hist:keys=comm:onmatch(sched.sched_wakeup).snapshot()' >> /sys/kernel/debug/tracing/events/sched/sched_waking/trigger && exit_fail echo 'hist:keys=comm:onmatch(sched.sched_wakeup).snapshot()' >> events/sched/sched_waking/trigger && exit_fail
echo "Test expected save action failure" echo "Test expected save action failure"
echo 'hist:keys=comm:onmatch(sched.sched_wakeup).save(comm,prio)' >> /sys/kernel/debug/tracing/events/sched/sched_waking/trigger && exit_fail echo 'hist:keys=comm:onmatch(sched.sched_wakeup).save(comm,prio)' >> events/sched/sched_waking/trigger && exit_fail
exit_xfail exit_xfail

View File

@@ -16,7 +16,7 @@ grep -q "onchange(var)" README || exit_unsupported # version issue
echo "Test onchange action" echo "Test onchange action"
echo 'hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio) if comm=="ping"' >> /sys/kernel/debug/tracing/events/sched/sched_waking/trigger echo 'hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio) if comm=="ping"' >> events/sched/sched_waking/trigger
ping $LOCALHOST -c 3 ping $LOCALHOST -c 3
nice -n 1 ping $LOCALHOST -c 3 nice -n 1 ping $LOCALHOST -c 3

View File

@@ -23,9 +23,9 @@ grep -q "snapshot()" README || exit_unsupported # version issue
echo "Test snapshot action" echo "Test snapshot action"
echo 1 > /sys/kernel/debug/tracing/events/sched/enable echo 1 > events/sched/enable
echo 'hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio):onchange($newprio).snapshot() if comm=="ping"' >> /sys/kernel/debug/tracing/events/sched/sched_waking/trigger echo 'hist:keys=comm:newprio=prio:onchange($newprio).save(comm,prio):onchange($newprio).snapshot() if comm=="ping"' >> events/sched/sched_waking/trigger
ping $LOCALHOST -c 3 ping $LOCALHOST -c 3
nice -n 1 ping $LOCALHOST -c 3 nice -n 1 ping $LOCALHOST -c 3