summaryrefslogtreecommitdiff
path: root/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
blob: d10bf4f05bc80613775aed9a6b24a4f60434d0d1 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Kprobe dynamic event - busy event check
# requires: kprobe_events

echo p:myevent _do_fork > kprobe_events
test -d events/kprobes/myevent
echo 1 > events/kprobes/myevent/enable
echo > kprobe_events && exit_fail # this must fail
echo 0 > events/kprobes/myevent/enable
echo > kprobe_events # this must succeed