1 #!/bin/sh 2 # description: event trigger - test stacktrace-trigger 3 4 do_reset() { 5 reset_trigger 6 echo > set_event 7 clear_trace 8 } 9 10 fail() { #msg 11 do_reset 12 echo $1 13 exit $FAIL 14 } 15 16 if [ ! -f set_event -o ! -d events/sched ]; then 17 echo "event tracing is not supported" 18 exit_unsupported 19 fi 20 21 if [ ! -f events/sched/sched_process_fork/trigger ]; then 22 echo "event trigger is not supported" 23 exit_unsupported 24 fi 25 26 reset_tracer 27 do_reset 28 29 FEATURE=`grep stacktrace events/sched/sched_process_fork/trigger` 30 if [ -z "$FEATURE" ]; then 31 echo "stacktrace trigger is not supported" 32 exit_unsupported 33 fi 34 35 echo "Test stacktrace tigger" 36 echo 0 > trace 37 echo 0 > options/stacktrace 38 echo 'stacktrace' > events/sched/sched_process_fork/trigger 39 ( echo "forked") 40 grep "<stack trace>" trace > /dev/null || \ 41 fail "stacktrace trigger on sched_process_fork did not work" 42 43 reset_trigger 44 45 echo "Test stacktrace semantic errors" 46 47 ! echo "stacktrace:foo" > events/sched/sched_process_fork/trigger 48 echo "stacktrace" > events/sched/sched_process_fork/trigger 49 ! echo "stacktrace" > events/sched/sched_process_fork/trigger 50 51 do_reset 52 53 exit 0 54