1// SPDX-License-Identifier: GPL-2.0
 2#include <linux/err.h>
 3#include <traceevent/event-parse.h>
 4#include "evsel.h"
 5#include "tests.h"
 6#include "debug.h"
 7
 8static int evsel__test_field(struct evsel *evsel, const char *name, int size, bool should_be_signed)
 9{
10	struct tep_format_field *field = evsel__field(evsel, name);
11	int is_signed;
12	int ret = 0;
13
14	if (field == NULL) {
15		pr_debug("%s: \"%s\" field not found!\n", evsel->name, name);
16		return -1;
17	}
18
19	is_signed = !!(field->flags & TEP_FIELD_IS_SIGNED);
20	if (should_be_signed && !is_signed) {
21		pr_debug("%s: \"%s\" signedness(%d) is wrong, should be %d\n",
22			 evsel->name, name, is_signed, should_be_signed);
23		ret = -1;
24	}
25
26	if (field->size != size) {
27		pr_debug("%s: \"%s\" size (%d) should be %d!\n",
28			 evsel->name, name, field->size, size);
29		ret = -1;
30	}
31
32	return ret;
33}
34
35int test__perf_evsel__tp_sched_test(struct test *test __maybe_unused, int subtest __maybe_unused)
36{
37	struct evsel *evsel = evsel__newtp("sched", "sched_switch");
38	int ret = 0;
39
40	if (IS_ERR(evsel)) {
41		pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
42		return -1;
43	}
44
45	if (evsel__test_field(evsel, "prev_comm", 16, false))
46		ret = -1;
47
48	if (evsel__test_field(evsel, "prev_pid", 4, true))
49		ret = -1;
50
51	if (evsel__test_field(evsel, "prev_prio", 4, true))
52		ret = -1;
53
54	if (evsel__test_field(evsel, "prev_state", sizeof(long), true))
55		ret = -1;
56
57	if (evsel__test_field(evsel, "next_comm", 16, false))
58		ret = -1;
59
60	if (evsel__test_field(evsel, "next_pid", 4, true))
61		ret = -1;
62
63	if (evsel__test_field(evsel, "next_prio", 4, true))
64		ret = -1;
65
66	evsel__delete(evsel);
67
68	evsel = evsel__newtp("sched", "sched_wakeup");
69
70	if (IS_ERR(evsel)) {
71		pr_debug("evsel__newtp failed with %ld\n", PTR_ERR(evsel));
72		return -1;
73	}
74
75	if (evsel__test_field(evsel, "comm", 16, false))
76		ret = -1;
77
78	if (evsel__test_field(evsel, "pid", 4, true))
79		ret = -1;
80
81	if (evsel__test_field(evsel, "prio", 4, true))
82		ret = -1;
83
84	if (evsel__test_field(evsel, "target_cpu", 4, true))
85		ret = -1;
86
87	evsel__delete(evsel);
88	return ret;
89}