1// SPDX-License-Identifier: GPL-2.0
2#include <test_progs.h>
3#include "test_enable_stats.skel.h"
4
5void test_enable_stats(void)
6{
7	struct test_enable_stats *skel;
8	int stats_fd, err, prog_fd;
9	struct bpf_prog_info info;
10	__u32 info_len = sizeof(info);
11	int duration = 0;
12
13	skel = test_enable_stats__open_and_load();
14	if (CHECK(!skel, "skel_open_and_load", "skeleton open/load failed\n"))
15		return;
16
17	stats_fd = bpf_enable_stats(BPF_STATS_RUN_TIME);
18	if (CHECK(stats_fd < 0, "get_stats_fd", "failed %d\n", errno)) {
19		test_enable_stats__destroy(skel);
20		return;
21	}
22
23	err = test_enable_stats__attach(skel);
24	if (CHECK(err, "attach_raw_tp", "err %d\n", err))
25		goto cleanup;
26
27	test_enable_stats__detach(skel);
28
29	prog_fd = bpf_program__fd(skel->progs.test_enable_stats);
30	memset(&info, 0, info_len);
31	err = bpf_prog_get_info_by_fd(prog_fd, &info, &info_len);
32	if (CHECK(err, "get_prog_info",
33		  "failed to get bpf_prog_info for fd %d\n", prog_fd))
34		goto cleanup;
35	if (CHECK(info.run_time_ns == 0, "check_stats_enabled",
36		  "failed to enable run_time_ns stats\n"))
37		goto cleanup;
38
39	CHECK(info.run_cnt != skel->bss->count, "check_run_cnt_valid",
40	      "invalid run_cnt stats\n");
41
42cleanup:
43	test_enable_stats__destroy(skel);
44	close(stats_fd);
45}
46