#!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: event trigger - test trigger filter # flags: instance fail() { #msg echo $1 exit_fail } if [ ! -f set_event -o ! -d events/sched ]; then echo "event tracing is not supported" exit_unsupported fi if [ ! -f events/sched/sched_process_fork/trigger ]; then echo "event trigger is not supported" exit_unsupported fi echo "Test trigger filter" echo 1 > tracing_on echo 'traceoff if child_pid == 0' > events/sched/sched_process_fork/trigger ( echo "forked") if [ `cat tracing_on` -ne 1 ]; then fail "traceoff trigger on sched_process_fork did not work" fi reset_trigger echo "Test semantic error for trigger filter" ! echo 'traceoff if a' > events/sched/sched_process_fork/trigger ! echo 'traceoff if common_pid=0' > events/sched/sched_process_fork/trigger ! echo 'traceoff if common_pid==b' > events/sched/sched_process_fork/trigger echo 'traceoff if common_pid == 0' > events/sched/sched_process_fork/trigger echo '!traceoff' > events/sched/sched_process_fork/trigger ! echo 'traceoff if common_pid == child_pid' > events/sched/sched_process_fork/trigger echo 'traceoff if common_pid <= 0' > events/sched/sched_process_fork/trigger echo '!traceoff' > events/sched/sched_process_fork/trigger echo 'traceoff if common_pid >= 0' > events/sched/sched_process_fork/trigger echo '!traceoff' > events/sched/sched_process_fork/trigger echo 'traceoff if parent_pid >= 0 && child_pid >= 0' > events/sched/sched_process_fork/trigger echo '!traceoff' > events/sched/sched_process_fork/trigger echo 'traceoff if parent_pid >= 0 || child_pid >= 0' > events/sched/sched_process_fork/trigger echo '!traceoff' > events/sched/sched_process_fork/trigger exit 0