selftests/ftrace: Check set_event_pid result

Ensure the set_event_pid shows set pid list.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Shuah Khan (Samsung OSG) <shuah@kernel.org>

diff --git a/tools/testing/selftests/ftrace/test.d/event/event-pid.tc b/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
index e28897738500a217607af79c44c44eac4298bc0f..f9cb214220b10a8f29372f8b55e9c09d6642fc75 100644 (file)
--- a/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
+++ b/tools/testing/selftests/ftrace/test.d/event/event-pid.tc
@@ -42,6 +42,7 @@ do_reset
 read mypid rest < /proc/self/stat
 
 echo $mypid > set_event_pid
+grep -q $mypid set_event_pid
 echo 'sched:sched_switch' > set_event
 
 yield