#!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: Kretprobe dynamic event with arguments # requires: kprobe_events # Add new kretprobe event echo 'r:testprobe2 kernel_clone $retval' > kprobe_events grep testprobe2 kprobe_events | grep -q 'arg1=\$retval' test -d events/kprobes/testprobe2 echo 1 > events/kprobes/testprobe2/enable ( echo "forked") cat trace | grep testprobe2 | grep -q '<- kernel_clone' echo 0 > events/kprobes/testprobe2/enable echo '-:testprobe2' >> kprobe_events clear_trace test -d events/kprobes/testprobe2 && exit_fail || exit_pass