1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3# description: event trigger - test trigger filter 4# flags: instance 5 6do_reset() { 7 reset_trigger 8 echo > set_event 9 clear_trace 10} 11 12fail() { #msg 13 do_reset 14 echo $1 15 exit_fail 16} 17 18if [ ! -f set_event -o ! -d events/sched ]; then 19 echo "event tracing is not supported" 20 exit_unsupported 21fi 22 23if [ ! -f events/sched/sched_process_fork/trigger ]; then 24 echo "event trigger is not supported" 25 exit_unsupported 26fi 27 28reset_tracer 29do_reset 30 31echo "Test trigger filter" 32echo 1 > tracing_on 33echo 'traceoff if child_pid == 0' > events/sched/sched_process_fork/trigger 34( echo "forked") 35if [ `cat tracing_on` -ne 1 ]; then 36 fail "traceoff trigger on sched_process_fork did not work" 37fi 38 39reset_trigger 40 41echo "Test semantic error for trigger filter" 42! echo 'traceoff if a' > events/sched/sched_process_fork/trigger 43! echo 'traceoff if common_pid=0' > events/sched/sched_process_fork/trigger 44! echo 'traceoff if common_pid==b' > events/sched/sched_process_fork/trigger 45echo 'traceoff if common_pid == 0' > events/sched/sched_process_fork/trigger 46echo '!traceoff' > events/sched/sched_process_fork/trigger 47! echo 'traceoff if common_pid == child_pid' > events/sched/sched_process_fork/trigger 48echo 'traceoff if common_pid <= 0' > events/sched/sched_process_fork/trigger 49echo '!traceoff' > events/sched/sched_process_fork/trigger 50echo 'traceoff if common_pid >= 0' > events/sched/sched_process_fork/trigger 51echo '!traceoff' > events/sched/sched_process_fork/trigger 52echo 'traceoff if parent_pid >= 0 && child_pid >= 0' > events/sched/sched_process_fork/trigger 53echo '!traceoff' > events/sched/sched_process_fork/trigger 54echo 'traceoff if parent_pid >= 0 || child_pid >= 0' > events/sched/sched_process_fork/trigger 55echo '!traceoff' > events/sched/sched_process_fork/trigger 56 57 58 59do_reset 60 61exit 0 62