1*4882a593Smuzhiyun#!/bin/sh 2*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0 3*4882a593Smuzhiyun# description: event trigger - test snapshot-trigger 4*4882a593Smuzhiyun# requires: set_event events/sched/sched_process_fork/trigger snapshot 5*4882a593Smuzhiyun 6*4882a593Smuzhiyunfail() { #msg 7*4882a593Smuzhiyun echo $1 8*4882a593Smuzhiyun exit_fail 9*4882a593Smuzhiyun} 10*4882a593Smuzhiyun 11*4882a593SmuzhiyunFEATURE=`grep snapshot events/sched/sched_process_fork/trigger` 12*4882a593Smuzhiyunif [ -z "$FEATURE" ]; then 13*4882a593Smuzhiyun echo "snapshot trigger is not supported" 14*4882a593Smuzhiyun exit_unsupported 15*4882a593Smuzhiyunfi 16*4882a593Smuzhiyun 17*4882a593Smuzhiyunecho "Test snapshot trigger" 18*4882a593Smuzhiyunecho 0 > snapshot 19*4882a593Smuzhiyunecho 1 > events/sched/sched_process_fork/enable 20*4882a593Smuzhiyun( echo "forked") 21*4882a593Smuzhiyunecho 'snapshot:1' > events/sched/sched_process_fork/trigger 22*4882a593Smuzhiyun( echo "forked") 23*4882a593Smuzhiyungrep sched_process_fork snapshot > /dev/null || \ 24*4882a593Smuzhiyun fail "snapshot trigger on sched_process_fork did not work" 25*4882a593Smuzhiyun 26*4882a593Smuzhiyunreset_trigger 27*4882a593Smuzhiyunecho 0 > snapshot 28*4882a593Smuzhiyunecho 0 > events/sched/sched_process_fork/enable 29*4882a593Smuzhiyun 30*4882a593Smuzhiyunecho "Test snapshot semantic errors" 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun! echo "snapshot+1" > events/sched/sched_process_fork/trigger 33*4882a593Smuzhiyunecho "snapshot" > events/sched/sched_process_fork/trigger 34*4882a593Smuzhiyun! echo "snapshot" > events/sched/sched_process_fork/trigger 35*4882a593Smuzhiyun 36*4882a593Smuzhiyunexit 0 37