projects/linux·blob master · refs

121 lines · 3.6 KiB

1// SPDX-License-Identifier: GPL-2.0
2#include <linux/compiler.h>
3#include "event.h"
4#include "tests.h"
5#include "stat.h"
6#include "counts.h"
7#include "debug.h"
8#include "util/synthetic-events.h"
9
10static bool has_term(struct perf_record_stat_config *config,
11 u64 tag, u64 val)
12{
13 unsigned i;
14
15 for (i = 0; i < config->nr; i++) {
16 if ((config->data[i].tag == tag) &&
17 (config->data[i].val == val))
18 return true;
19 }
20
21 return false;
22}
23
24static int process_stat_config_event(const struct perf_tool *tool __maybe_unused,
25 union perf_event *event,
26 struct perf_sample *sample __maybe_unused,
27 struct machine *machine __maybe_unused)
28{
29 struct perf_record_stat_config *config = &event->stat_config;
30 struct perf_stat_config test_stat_config = {};
31
32#define HAS(term, val) \
33 has_term(config, PERF_STAT_CONFIG_TERM__##term, val)
34
35 TEST_ASSERT_VAL("wrong nr", config->nr == PERF_STAT_CONFIG_TERM__MAX);
36 TEST_ASSERT_VAL("wrong aggr_mode", HAS(AGGR_MODE, AGGR_CORE));
37 TEST_ASSERT_VAL("wrong scale", HAS(SCALE, 1));
38 TEST_ASSERT_VAL("wrong interval", HAS(INTERVAL, 1));
39
40#undef HAS
41
42 perf_event__read_stat_config(&test_stat_config, config);
43
44 TEST_ASSERT_VAL("wrong aggr_mode", test_stat_config.aggr_mode == AGGR_CORE);
45 TEST_ASSERT_VAL("wrong scale", test_stat_config.scale == 1);
46 TEST_ASSERT_VAL("wrong interval", test_stat_config.interval == 1);
47 return 0;
48}
49
50static int test__synthesize_stat_config(struct test_suite *test __maybe_unused,
51 int subtest __maybe_unused)
52{
53 struct perf_stat_config test_stat_config = {
54 .aggr_mode = AGGR_CORE,
55 .scale = 1,
56 .interval = 1,
57 };
58
59 TEST_ASSERT_VAL("failed to synthesize stat_config",
60 !perf_event__synthesize_stat_config(NULL, &test_stat_config,
61 process_stat_config_event,
62 NULL));
63
64 return 0;
65}
66
67static int process_stat_event(const struct perf_tool *tool __maybe_unused,
68 union perf_event *event,
69 struct perf_sample *sample __maybe_unused,
70 struct machine *machine __maybe_unused)
71{
72 struct perf_record_stat *st = &event->stat;
73
74 TEST_ASSERT_VAL("wrong cpu", st->cpu == 1);
75 TEST_ASSERT_VAL("wrong thread", st->thread == 2);
76 TEST_ASSERT_VAL("wrong id", st->id == 3);
77 TEST_ASSERT_VAL("wrong val", st->val == 100);
78 TEST_ASSERT_VAL("wrong run", st->ena == 200);
79 TEST_ASSERT_VAL("wrong ena", st->run == 300);
80 return 0;
81}
82
83static int test__synthesize_stat(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
84{
85 struct perf_counts_values count;
86
87 count.val = 100;
88 count.ena = 200;
89 count.run = 300;
90
91 TEST_ASSERT_VAL("failed to synthesize stat_config",
92 !perf_event__synthesize_stat(NULL, (struct perf_cpu){.cpu = 1}, 2, 3,
93 &count, process_stat_event, NULL));
94
95 return 0;
96}
97
98static int process_stat_round_event(const struct perf_tool *tool __maybe_unused,
99 union perf_event *event,
100 struct perf_sample *sample __maybe_unused,
101 struct machine *machine __maybe_unused)
102{
103 struct perf_record_stat_round *stat_round = &event->stat_round;
104
105 TEST_ASSERT_VAL("wrong time", stat_round->time == 0xdeadbeef);
106 TEST_ASSERT_VAL("wrong type", stat_round->type == PERF_STAT_ROUND_TYPE__INTERVAL);
107 return 0;
108}
109
110static int test__synthesize_stat_round(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
111{
112 TEST_ASSERT_VAL("failed to synthesize stat_config",
113 !perf_event__synthesize_stat_round(NULL, 0xdeadbeef, PERF_STAT_ROUND_TYPE__INTERVAL,
114 process_stat_round_event, NULL));
115
116 return 0;
117}
118
119DEFINE_SUITE("Synthesize stat config", synthesize_stat_config);
120DEFINE_SUITE("Synthesize stat", synthesize_stat);
121DEFINE_SUITE("Synthesize stat round", synthesize_stat_round);