xref: /linux/tools/testing/selftests/ftrace/test.d/dynevent/fprobe_entry_arg.tc (revision 4b660dbd9ee2059850fd30e0df420ca7a38a1856)
1#!/bin/sh
2# SPDX-License-Identifier: GPL-2.0
3# description: Function return probe entry argument access
4# requires: dynamic_events 'f[:[<group>/][<event>]] <func-name>':README 'kernel return probes support:':README
5
6echo 'f:tests/myevent1 vfs_open arg=$arg1' >> dynamic_events
7echo 'f:tests/myevent2 vfs_open%return arg=$arg1' >> dynamic_events
8
9echo 1 > events/tests/enable
10
11echo > trace
12cat trace > /dev/null
13
14function streq() {
15	test $1 = $2
16}
17
18streq `grep -A 1 -m 1 myevent1 trace | sed -r 's/^.*(arg=.*)/\1/' `
19