1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0
3# description: Kretprobe dynamic event with arguments
4# requires: kprobe_events
5
6# Add new kretprobe event
7echo 'r:testprobe2 _do_fork $retval' > kprobe_events
8grep testprobe2 kprobe_events | grep -q 'arg1=\$retval'
9test -d events/kprobes/testprobe2
10
11echo 1 > events/kprobes/testprobe2/enable
12( echo "forked")
13
14cat trace | grep testprobe2 | grep -q '<- _do_fork'
15
16echo 0 > events/kprobes/testprobe2/enable
17echo '-:testprobe2' >> kprobe_events
18clear_trace
19test -d events/kprobes/testprobe2 && exit_fail || exit_pass
20