1// SPDX-License-Identifier: GPL-2.0
 2/* Copyright (C) 2023. Huawei Technologies Co., Ltd */
 3#define _GNU_SOURCE
 4#include <sched.h>
 5#include <pthread.h>
 6#include <stdbool.h>
 7#include <bpf/btf.h>
 8#include <test_progs.h>
 9
10#include "test_bpf_ma.skel.h"
11
12static void do_bpf_ma_test(const char *name)
13{
14	struct test_bpf_ma *skel;
15	struct bpf_program *prog;
16	struct btf *btf;
17	int i, err, id;
18	char tname[32];
19
20	skel = test_bpf_ma__open();
21	if (!ASSERT_OK_PTR(skel, "open"))
22		return;
23
24	btf = bpf_object__btf(skel->obj);
25	if (!ASSERT_OK_PTR(btf, "btf"))
26		goto out;
27
28	for (i = 0; i < ARRAY_SIZE(skel->rodata->data_sizes); i++) {
29		snprintf(tname, sizeof(tname), "bin_data_%u", skel->rodata->data_sizes[i]);
30		id = btf__find_by_name_kind(btf, tname, BTF_KIND_STRUCT);
31		if (!ASSERT_GT(id, 0, tname))
32			goto out;
33		skel->rodata->data_btf_ids[i] = id;
34	}
35
36	for (i = 0; i < ARRAY_SIZE(skel->rodata->percpu_data_sizes); i++) {
37		snprintf(tname, sizeof(tname), "percpu_bin_data_%u", skel->rodata->percpu_data_sizes[i]);
38		id = btf__find_by_name_kind(btf, tname, BTF_KIND_STRUCT);
39		if (!ASSERT_GT(id, 0, tname))
40			goto out;
41		skel->rodata->percpu_data_btf_ids[i] = id;
42	}
43
44	prog = bpf_object__find_program_by_name(skel->obj, name);
45	if (!ASSERT_OK_PTR(prog, "invalid prog name"))
46		goto out;
47	bpf_program__set_autoload(prog, true);
48
49	err = test_bpf_ma__load(skel);
50	if (!ASSERT_OK(err, "load"))
51		goto out;
52
53	err = test_bpf_ma__attach(skel);
54	if (!ASSERT_OK(err, "attach"))
55		goto out;
56
57	skel->bss->pid = getpid();
58	usleep(1);
59	ASSERT_OK(skel->bss->err, "test error");
60out:
61	test_bpf_ma__destroy(skel);
62}
63
64void test_test_bpf_ma(void)
65{
66	if (test__start_subtest("batch_alloc_free"))
67		do_bpf_ma_test("test_batch_alloc_free");
68	if (test__start_subtest("free_through_map_free"))
69		do_bpf_ma_test("test_free_through_map_free");
70	if (test__start_subtest("batch_percpu_alloc_free"))
71		do_bpf_ma_test("test_batch_percpu_alloc_free");
72	if (test__start_subtest("percpu_free_through_map_free"))
73		do_bpf_ma_test("test_percpu_free_through_map_free");
74}