Merge tag 'ntb-5.11' of git://github.com/jonmason/ntb
[linux/fpc-iii.git] / tools / perf / tests / expand-cgroup.c
blob0e46aeb843ce4cc86d6c653a85f8f237a87f9ec1
1 // SPDX-License-Identifier: GPL-2.0
2 #include "tests.h"
3 #include "debug.h"
4 #include "evlist.h"
5 #include "cgroup.h"
6 #include "rblist.h"
7 #include "metricgroup.h"
8 #include "parse-events.h"
9 #include "pmu-events/pmu-events.h"
10 #include "pfm.h"
11 #include <subcmd/parse-options.h>
12 #include <stdio.h>
13 #include <stdlib.h>
14 #include <string.h>
16 static int test_expand_events(struct evlist *evlist,
17 struct rblist *metric_events)
19 int i, ret = TEST_FAIL;
20 int nr_events;
21 bool was_group_event;
22 int nr_members; /* for the first evsel only */
23 const char cgrp_str[] = "A,B,C";
24 const char *cgrp_name[] = { "A", "B", "C" };
25 int nr_cgrps = ARRAY_SIZE(cgrp_name);
26 char **ev_name;
27 struct evsel *evsel;
29 TEST_ASSERT_VAL("evlist is empty", !evlist__empty(evlist));
31 nr_events = evlist->core.nr_entries;
32 ev_name = calloc(nr_events, sizeof(*ev_name));
33 if (ev_name == NULL) {
34 pr_debug("memory allocation failure\n");
35 return TEST_FAIL;
37 i = 0;
38 evlist__for_each_entry(evlist, evsel) {
39 ev_name[i] = strdup(evsel->name);
40 if (ev_name[i] == NULL) {
41 pr_debug("memory allocation failure\n");
42 goto out;
44 i++;
46 /* remember grouping info */
47 was_group_event = evsel__is_group_event(evlist__first(evlist));
48 nr_members = evlist__first(evlist)->core.nr_members;
50 ret = evlist__expand_cgroup(evlist, cgrp_str, metric_events, false);
51 if (ret < 0) {
52 pr_debug("failed to expand events for cgroups\n");
53 goto out;
56 ret = TEST_FAIL;
57 if (evlist->core.nr_entries != nr_events * nr_cgrps) {
58 pr_debug("event count doesn't match\n");
59 goto out;
62 i = 0;
63 evlist__for_each_entry(evlist, evsel) {
64 if (strcmp(evsel->name, ev_name[i % nr_events])) {
65 pr_debug("event name doesn't match:\n");
66 pr_debug(" evsel[%d]: %s\n expected: %s\n",
67 i, evsel->name, ev_name[i % nr_events]);
68 goto out;
70 if (strcmp(evsel->cgrp->name, cgrp_name[i / nr_events])) {
71 pr_debug("cgroup name doesn't match:\n");
72 pr_debug(" evsel[%d]: %s\n expected: %s\n",
73 i, evsel->cgrp->name, cgrp_name[i / nr_events]);
74 goto out;
77 if ((i % nr_events) == 0) {
78 if (evsel__is_group_event(evsel) != was_group_event) {
79 pr_debug("event group doesn't match: got %s, expect %s\n",
80 evsel__is_group_event(evsel) ? "true" : "false",
81 was_group_event ? "true" : "false");
82 goto out;
84 if (evsel->core.nr_members != nr_members) {
85 pr_debug("event group member doesn't match: %d vs %d\n",
86 evsel->core.nr_members, nr_members);
87 goto out;
90 i++;
92 ret = TEST_OK;
94 out: for (i = 0; i < nr_events; i++)
95 free(ev_name[i]);
96 free(ev_name);
97 return ret;
100 static int expand_default_events(void)
102 int ret;
103 struct rblist metric_events;
104 struct evlist *evlist = evlist__new_default();
106 TEST_ASSERT_VAL("failed to get evlist", evlist);
108 rblist__init(&metric_events);
109 ret = test_expand_events(evlist, &metric_events);
110 evlist__delete(evlist);
111 return ret;
114 static int expand_group_events(void)
116 int ret;
117 struct evlist *evlist;
118 struct rblist metric_events;
119 struct parse_events_error err;
120 const char event_str[] = "{cycles,instructions}";
122 symbol_conf.event_group = true;
124 evlist = evlist__new();
125 TEST_ASSERT_VAL("failed to get evlist", evlist);
127 ret = parse_events(evlist, event_str, &err);
128 if (ret < 0) {
129 pr_debug("failed to parse event '%s', err %d, str '%s'\n",
130 event_str, ret, err.str);
131 parse_events_print_error(&err, event_str);
132 goto out;
135 rblist__init(&metric_events);
136 ret = test_expand_events(evlist, &metric_events);
137 out:
138 evlist__delete(evlist);
139 return ret;
142 static int expand_libpfm_events(void)
144 int ret;
145 struct evlist *evlist;
146 struct rblist metric_events;
147 const char event_str[] = "CYCLES";
148 struct option opt = {
149 .value = &evlist,
152 symbol_conf.event_group = true;
154 evlist = evlist__new();
155 TEST_ASSERT_VAL("failed to get evlist", evlist);
157 ret = parse_libpfm_events_option(&opt, event_str, 0);
158 if (ret < 0) {
159 pr_debug("failed to parse libpfm event '%s', err %d\n",
160 event_str, ret);
161 goto out;
163 if (evlist__empty(evlist)) {
164 pr_debug("libpfm was not enabled\n");
165 goto out;
168 rblist__init(&metric_events);
169 ret = test_expand_events(evlist, &metric_events);
170 out:
171 evlist__delete(evlist);
172 return ret;
175 static int expand_metric_events(void)
177 int ret;
178 struct evlist *evlist;
179 struct rblist metric_events;
180 const char metric_str[] = "CPI";
182 struct pmu_event pme_test[] = {
184 .metric_expr = "instructions / cycles",
185 .metric_name = "IPC",
188 .metric_expr = "1 / IPC",
189 .metric_name = "CPI",
192 .metric_expr = NULL,
193 .metric_name = NULL,
196 struct pmu_events_map ev_map = {
197 .cpuid = "test",
198 .version = "1",
199 .type = "core",
200 .table = pme_test,
203 evlist = evlist__new();
204 TEST_ASSERT_VAL("failed to get evlist", evlist);
206 rblist__init(&metric_events);
207 ret = metricgroup__parse_groups_test(evlist, &ev_map, metric_str,
208 false, false, &metric_events);
209 if (ret < 0) {
210 pr_debug("failed to parse '%s' metric\n", metric_str);
211 goto out;
214 ret = test_expand_events(evlist, &metric_events);
216 out:
217 metricgroup__rblist_exit(&metric_events);
218 evlist__delete(evlist);
219 return ret;
222 int test__expand_cgroup_events(struct test *test __maybe_unused,
223 int subtest __maybe_unused)
225 int ret;
227 ret = expand_default_events();
228 TEST_ASSERT_EQUAL("failed to expand default events", ret, 0);
230 ret = expand_group_events();
231 TEST_ASSERT_EQUAL("failed to expand event group", ret, 0);
233 ret = expand_libpfm_events();
234 TEST_ASSERT_EQUAL("failed to expand event group", ret, 0);
236 ret = expand_metric_events();
237 TEST_ASSERT_EQUAL("failed to expand metric events", ret, 0);
239 return ret;