1*4882a593Smuzhiyun#!/bin/sh 2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 3*4882a593Smuzhiyun# description: event trigger - test stacktrace-trigger 4*4882a593Smuzhiyun# requires: set_event events/sched/sched_process_fork/trigger 5*4882a593Smuzhiyun 6*4882a593Smuzhiyunfail() { #msg 7*4882a593Smuzhiyun echo $1 8*4882a593Smuzhiyun exit_fail 9*4882a593Smuzhiyun} 10*4882a593Smuzhiyun 11*4882a593SmuzhiyunFEATURE=`grep stacktrace events/sched/sched_process_fork/trigger` 12*4882a593Smuzhiyunif [ -z "$FEATURE" ]; then 13*4882a593Smuzhiyun echo "stacktrace trigger is not supported" 14*4882a593Smuzhiyun exit_unsupported 15*4882a593Smuzhiyunfi 16*4882a593Smuzhiyun 17*4882a593Smuzhiyunecho "Test stacktrace trigger" 18*4882a593Smuzhiyunecho 0 > trace 19*4882a593Smuzhiyunecho 0 > options/stacktrace 20*4882a593Smuzhiyunecho 'stacktrace' > events/sched/sched_process_fork/trigger 21*4882a593Smuzhiyun( echo "forked") 22*4882a593Smuzhiyungrep "<stack trace>" trace > /dev/null || \ 23*4882a593Smuzhiyun fail "stacktrace trigger on sched_process_fork did not work" 24*4882a593Smuzhiyun 25*4882a593Smuzhiyunreset_trigger 26*4882a593Smuzhiyun 27*4882a593Smuzhiyunecho "Test stacktrace semantic errors" 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun! echo "stacktrace:foo" > events/sched/sched_process_fork/trigger 30*4882a593Smuzhiyunecho "stacktrace" > events/sched/sched_process_fork/trigger 31*4882a593Smuzhiyun! echo "stacktrace" > events/sched/sched_process_fork/trigger 32*4882a593Smuzhiyun 33*4882a593Smuzhiyunexit 0 34