xref: /openbmc/linux/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc (revision e6b9d8eddb1772d99a676a906d42865293934edd)
1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0
3# description: Kprobe dynamic event - busy event check
4# requires: kprobe_events
5
6echo p:myevent $FUNCTION_FORK > kprobe_events
7test -d events/kprobes/myevent
8echo 1 > events/kprobes/myevent/enable
9echo > kprobe_events && exit_fail # this must fail
10echo 0 > events/kprobes/myevent/enable
11echo > kprobe_events # this must succeed
12