1 | // SPDX-License-Identifier: GPL-2.0 |
2 | #include "evlist.h" |
3 | #include "evsel.h" |
4 | #include "parse-events.h" |
5 | #include "tests.h" |
6 | #include "debug.h" |
7 | #include <linux/kernel.h> |
8 | |
9 | static int perf_evsel__roundtrip_cache_name_test(void) |
10 | { |
11 | int ret = TEST_OK; |
12 | |
13 | for (int type = 0; type < PERF_COUNT_HW_CACHE_MAX; type++) { |
14 | for (int op = 0; op < PERF_COUNT_HW_CACHE_OP_MAX; op++) { |
15 | /* skip invalid cache type */ |
16 | if (!evsel__is_cache_op_valid(type, op)) |
17 | continue; |
18 | |
19 | for (int res = 0; res < PERF_COUNT_HW_CACHE_RESULT_MAX; res++) { |
20 | char name[128]; |
21 | struct evlist *evlist = evlist__new(); |
22 | struct evsel *evsel; |
23 | int err; |
24 | |
25 | if (evlist == NULL) { |
26 | pr_debug("Failed to alloc evlist" ); |
27 | return TEST_FAIL; |
28 | } |
29 | __evsel__hw_cache_type_op_res_name(type, op, res, |
30 | name, sizeof(name)); |
31 | |
32 | err = parse_event(evlist, name); |
33 | if (err) { |
34 | pr_debug("Failure to parse cache event '%s' possibly as PMUs don't support it" , |
35 | name); |
36 | evlist__delete(evlist); |
37 | continue; |
38 | } |
39 | evlist__for_each_entry(evlist, evsel) { |
40 | if (strcmp(evsel__name(evsel), name)) { |
41 | pr_debug("%s != %s\n" , evsel__name(evsel), name); |
42 | ret = TEST_FAIL; |
43 | } |
44 | } |
45 | evlist__delete(evlist); |
46 | } |
47 | } |
48 | } |
49 | return ret; |
50 | } |
51 | |
52 | static int perf_evsel__name_array_test(const char *const names[], int nr_names) |
53 | { |
54 | int ret = TEST_OK; |
55 | |
56 | for (int i = 0; i < nr_names; ++i) { |
57 | struct evlist *evlist = evlist__new(); |
58 | struct evsel *evsel; |
59 | int err; |
60 | |
61 | if (evlist == NULL) { |
62 | pr_debug("Failed to alloc evlist" ); |
63 | return TEST_FAIL; |
64 | } |
65 | err = parse_event(evlist, names[i]); |
66 | if (err) { |
67 | pr_debug("failed to parse event '%s', err %d\n" , |
68 | names[i], err); |
69 | evlist__delete(evlist); |
70 | ret = TEST_FAIL; |
71 | continue; |
72 | } |
73 | evlist__for_each_entry(evlist, evsel) { |
74 | if (strcmp(evsel__name(evsel), names[i])) { |
75 | pr_debug("%s != %s\n" , evsel__name(evsel), names[i]); |
76 | ret = TEST_FAIL; |
77 | } |
78 | } |
79 | evlist__delete(evlist); |
80 | } |
81 | return ret; |
82 | } |
83 | |
84 | static int test__perf_evsel__roundtrip_name_test(struct test_suite *test __maybe_unused, |
85 | int subtest __maybe_unused) |
86 | { |
87 | int err = 0, ret = TEST_OK; |
88 | |
89 | err = perf_evsel__name_array_test(names: evsel__hw_names, nr_names: PERF_COUNT_HW_MAX); |
90 | if (err) |
91 | ret = err; |
92 | |
93 | err = perf_evsel__name_array_test(names: evsel__sw_names, nr_names: PERF_COUNT_SW_DUMMY + 1); |
94 | if (err) |
95 | ret = err; |
96 | |
97 | err = perf_evsel__roundtrip_cache_name_test(); |
98 | if (err) |
99 | ret = err; |
100 | |
101 | return ret; |
102 | } |
103 | |
104 | DEFINE_SUITE("Roundtrip evsel->name" , perf_evsel__roundtrip_name_test); |
105 | |