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Linux kernel mirror (for testing)
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1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */
3
4#ifndef _UPTR_TEST_COMMON_H
5#define _UPTR_TEST_COMMON_H
6
7#define MAGIC_VALUE 0xabcd1234
8#define PAGE_SIZE 4096
9
10#ifdef __BPF__
11/* Avoid fwd btf type being generated for the following struct */
12struct large_data *dummy_large_data;
13struct empty_data *dummy_empty_data;
14struct user_data *dummy_data;
15struct cgroup *dummy_cgrp;
16#else
17#define __uptr
18#define __kptr
19#endif
20
21struct user_data {
22 int a;
23 int b;
24 int result;
25 int nested_result;
26};
27
28struct nested_udata {
29 struct user_data __uptr *udata;
30};
31
32struct value_type {
33 struct user_data __uptr *udata;
34 struct cgroup __kptr *cgrp;
35 struct nested_udata nested;
36};
37
38struct value_lock_type {
39 struct user_data __uptr *udata;
40 struct bpf_spin_lock lock;
41};
42
43struct large_data {
44 __u8 one_page[PAGE_SIZE];
45 int a;
46};
47
48struct large_uptr {
49 struct large_data __uptr *udata;
50};
51
52struct empty_data {
53};
54
55struct empty_uptr {
56 struct empty_data __uptr *udata;
57};
58
59struct kstruct_uptr {
60 struct cgroup __uptr *cgrp;
61};
62
63#endif