GNU Linux-libre 4.19.211-gnu1
[releases.git] / tools / perf / tests / evsel-tp-sched.c
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
8 static int perf_evsel__test_field(struct perf_evsel *evsel, const char *name,
9                                   int size, bool should_be_signed)
10 {
11         struct format_field *field = perf_evsel__field(evsel, name);
12         int is_signed;
13         int ret = 0;
14
15         if (field == NULL) {
16                 pr_debug("%s: \"%s\" field not found!\n", evsel->name, name);
17                 return -1;
18         }
19
20         is_signed = !!(field->flags & FIELD_IS_SIGNED);
21         if (should_be_signed && !is_signed) {
22                 pr_debug("%s: \"%s\" signedness(%d) is wrong, should be %d\n",
23                          evsel->name, name, is_signed, should_be_signed);
24                 ret = -1;
25         }
26
27         if (field->size != size) {
28                 pr_debug("%s: \"%s\" size (%d) should be %d!\n",
29                          evsel->name, name, field->size, size);
30                 ret = -1;
31         }
32
33         return ret;
34 }
35
36 int test__perf_evsel__tp_sched_test(struct test *test __maybe_unused, int subtest __maybe_unused)
37 {
38         struct perf_evsel *evsel = perf_evsel__newtp("sched", "sched_switch");
39         int ret = 0;
40
41         if (IS_ERR(evsel)) {
42                 pr_debug("perf_evsel__newtp failed with %ld\n", PTR_ERR(evsel));
43                 return -1;
44         }
45
46         if (perf_evsel__test_field(evsel, "prev_comm", 16, false))
47                 ret = -1;
48
49         if (perf_evsel__test_field(evsel, "prev_pid", 4, true))
50                 ret = -1;
51
52         if (perf_evsel__test_field(evsel, "prev_prio", 4, true))
53                 ret = -1;
54
55         if (perf_evsel__test_field(evsel, "prev_state", sizeof(long), true))
56                 ret = -1;
57
58         if (perf_evsel__test_field(evsel, "next_comm", 16, false))
59                 ret = -1;
60
61         if (perf_evsel__test_field(evsel, "next_pid", 4, true))
62                 ret = -1;
63
64         if (perf_evsel__test_field(evsel, "next_prio", 4, true))
65                 ret = -1;
66
67         perf_evsel__delete(evsel);
68
69         evsel = perf_evsel__newtp("sched", "sched_wakeup");
70
71         if (IS_ERR(evsel)) {
72                 pr_debug("perf_evsel__newtp failed with %ld\n", PTR_ERR(evsel));
73                 return -1;
74         }
75
76         if (perf_evsel__test_field(evsel, "comm", 16, false))
77                 ret = -1;
78
79         if (perf_evsel__test_field(evsel, "pid", 4, true))
80                 ret = -1;
81
82         if (perf_evsel__test_field(evsel, "prio", 4, true))
83                 ret = -1;
84
85         if (perf_evsel__test_field(evsel, "target_cpu", 4, true))
86                 ret = -1;
87
88         perf_evsel__delete(evsel);
89         return ret;
90 }