1// SPDX-License-Identifier: GPL-2.0
2/* Copyright (c) 2020 Facebook */
3
4#include <test_progs.h>
5#include <time.h>
6#include "test_vmlinux.skel.h"
7
8#define MY_TV_NSEC 1337
9
10static void nsleep()
11{
12	struct timespec ts = { .tv_nsec = MY_TV_NSEC };
13
14	(void)syscall(__NR_nanosleep, &ts, NULL);
15}
16
17void test_vmlinux(void)
18{
19	int err;
20	struct test_vmlinux* skel;
21	struct test_vmlinux__bss *bss;
22
23	skel = test_vmlinux__open_and_load();
24	if (!ASSERT_OK_PTR(skel, "test_vmlinux__open_and_load"))
25		return;
26	bss = skel->bss;
27
28	err = test_vmlinux__attach(skel);
29	if (!ASSERT_OK(err, "test_vmlinux__attach"))
30		goto cleanup;
31
32	/* trigger everything */
33	nsleep();
34
35	ASSERT_TRUE(bss->tp_called, "tp");
36	ASSERT_TRUE(bss->raw_tp_called, "raw_tp");
37	ASSERT_TRUE(bss->tp_btf_called, "tp_btf");
38	ASSERT_TRUE(bss->kprobe_called, "kprobe");
39	ASSERT_TRUE(bss->fentry_called, "fentry");
40
41cleanup:
42	test_vmlinux__destroy(skel);
43}
44