tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
1
fork

Configure Feed

Select the types of activity you want to include in your feed.

kernel / tools / testing / selftests / ftrace / test.d / kprobe / busy_check.tc
at v5.4 12 lines 384 B view raw
1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3# description: Kprobe dynamic event - busy event check 4 5[ -f kprobe_events ] || exit_unsupported 6 7echo p:myevent _do_fork > kprobe_events 8test -d events/kprobes/myevent 9echo 1 > events/kprobes/myevent/enable 10echo > kprobe_events && exit_fail # this must fail 11echo 0 > events/kprobes/myevent/enable 12echo > kprobe_events # this must succeed