Path: blob/master/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc
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#!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: Kprobe dynamic event - busy event check # requires: kprobe_events echo p:myevent $FUNCTION_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