xref: /openbmc/linux/tools/perf/tests/cpumap.c (revision a24020e6b7cf6eb8b75d8bca6b89870b1cee6ba7)
16c872901SJiri Olsa #include "tests.h"
26c872901SJiri Olsa #include "cpumap.h"
36c872901SJiri Olsa 
46c872901SJiri Olsa static int process_event_mask(struct perf_tool *tool __maybe_unused,
56c872901SJiri Olsa 			 union perf_event *event,
66c872901SJiri Olsa 			 struct perf_sample *sample __maybe_unused,
76c872901SJiri Olsa 			 struct machine *machine __maybe_unused)
86c872901SJiri Olsa {
9f77b57adSJiri Olsa 	struct cpu_map_event *map_event = &event->cpu_map;
106c872901SJiri Olsa 	struct cpu_map_mask *mask;
116c872901SJiri Olsa 	struct cpu_map_data *data;
12f77b57adSJiri Olsa 	struct cpu_map *map;
136c872901SJiri Olsa 	int i;
146c872901SJiri Olsa 
15f77b57adSJiri Olsa 	data = &map_event->data;
166c872901SJiri Olsa 
176c872901SJiri Olsa 	TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__MASK);
186c872901SJiri Olsa 
196c872901SJiri Olsa 	mask = (struct cpu_map_mask *)data->data;
206c872901SJiri Olsa 
216c872901SJiri Olsa 	TEST_ASSERT_VAL("wrong nr",   mask->nr == 1);
226c872901SJiri Olsa 
236c872901SJiri Olsa 	for (i = 0; i < 20; i++) {
246c872901SJiri Olsa 		TEST_ASSERT_VAL("wrong cpu", test_bit(i, mask->mask));
256c872901SJiri Olsa 	}
266c872901SJiri Olsa 
27f77b57adSJiri Olsa 	map = cpu_map__new_data(data);
28f77b57adSJiri Olsa 	TEST_ASSERT_VAL("wrong nr",  map->nr == 20);
29f77b57adSJiri Olsa 
30f77b57adSJiri Olsa 	for (i = 0; i < 20; i++) {
31f77b57adSJiri Olsa 		TEST_ASSERT_VAL("wrong cpu", map->map[i] == i);
32f77b57adSJiri Olsa 	}
33f77b57adSJiri Olsa 
34f77b57adSJiri Olsa 	cpu_map__put(map);
356c872901SJiri Olsa 	return 0;
366c872901SJiri Olsa }
376c872901SJiri Olsa 
386c872901SJiri Olsa static int process_event_cpus(struct perf_tool *tool __maybe_unused,
396c872901SJiri Olsa 			 union perf_event *event,
406c872901SJiri Olsa 			 struct perf_sample *sample __maybe_unused,
416c872901SJiri Olsa 			 struct machine *machine __maybe_unused)
426c872901SJiri Olsa {
43f77b57adSJiri Olsa 	struct cpu_map_event *map_event = &event->cpu_map;
446c872901SJiri Olsa 	struct cpu_map_entries *cpus;
456c872901SJiri Olsa 	struct cpu_map_data *data;
46f77b57adSJiri Olsa 	struct cpu_map *map;
476c872901SJiri Olsa 
48f77b57adSJiri Olsa 	data = &map_event->data;
496c872901SJiri Olsa 
506c872901SJiri Olsa 	TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__CPUS);
516c872901SJiri Olsa 
526c872901SJiri Olsa 	cpus = (struct cpu_map_entries *)data->data;
536c872901SJiri Olsa 
546c872901SJiri Olsa 	TEST_ASSERT_VAL("wrong nr",   cpus->nr == 2);
556c872901SJiri Olsa 	TEST_ASSERT_VAL("wrong cpu",  cpus->cpu[0] == 1);
566c872901SJiri Olsa 	TEST_ASSERT_VAL("wrong cpu",  cpus->cpu[1] == 256);
57f77b57adSJiri Olsa 
58f77b57adSJiri Olsa 	map = cpu_map__new_data(data);
59f77b57adSJiri Olsa 	TEST_ASSERT_VAL("wrong nr",  map->nr == 2);
60f77b57adSJiri Olsa 	TEST_ASSERT_VAL("wrong cpu", map->map[0] == 1);
61f77b57adSJiri Olsa 	TEST_ASSERT_VAL("wrong cpu", map->map[1] == 256);
62f77b57adSJiri Olsa 	TEST_ASSERT_VAL("wrong refcnt", atomic_read(&map->refcnt) == 1);
63f77b57adSJiri Olsa 	cpu_map__put(map);
646c872901SJiri Olsa 	return 0;
656c872901SJiri Olsa }
666c872901SJiri Olsa 
676c872901SJiri Olsa 
686c872901SJiri Olsa int test__cpu_map_synthesize(int subtest __maybe_unused)
696c872901SJiri Olsa {
706c872901SJiri Olsa 	struct cpu_map *cpus;
716c872901SJiri Olsa 
726c872901SJiri Olsa 	/* This one is better stores in mask. */
736c872901SJiri Olsa 	cpus = cpu_map__new("0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19");
746c872901SJiri Olsa 
756c872901SJiri Olsa 	TEST_ASSERT_VAL("failed to synthesize map",
766c872901SJiri Olsa 		!perf_event__synthesize_cpu_map(NULL, cpus, process_event_mask, NULL));
776c872901SJiri Olsa 
786c872901SJiri Olsa 	cpu_map__put(cpus);
796c872901SJiri Olsa 
806c872901SJiri Olsa 	/* This one is better stores in cpu values. */
816c872901SJiri Olsa 	cpus = cpu_map__new("1,256");
826c872901SJiri Olsa 
836c872901SJiri Olsa 	TEST_ASSERT_VAL("failed to synthesize map",
846c872901SJiri Olsa 		!perf_event__synthesize_cpu_map(NULL, cpus, process_event_cpus, NULL));
856c872901SJiri Olsa 
866c872901SJiri Olsa 	cpu_map__put(cpus);
876c872901SJiri Olsa 	return 0;
886c872901SJiri Olsa }
89*a24020e6SJiri Olsa 
90*a24020e6SJiri Olsa static int cpu_map_print(const char *str)
91*a24020e6SJiri Olsa {
92*a24020e6SJiri Olsa 	struct cpu_map *map = cpu_map__new(str);
93*a24020e6SJiri Olsa 	char buf[100];
94*a24020e6SJiri Olsa 
95*a24020e6SJiri Olsa 	if (!map)
96*a24020e6SJiri Olsa 		return -1;
97*a24020e6SJiri Olsa 
98*a24020e6SJiri Olsa 	cpu_map__snprint(map, buf, sizeof(buf));
99*a24020e6SJiri Olsa 	return !strcmp(buf, str);
100*a24020e6SJiri Olsa }
101*a24020e6SJiri Olsa 
102*a24020e6SJiri Olsa int test__cpu_map_print(int subtest __maybe_unused)
103*a24020e6SJiri Olsa {
104*a24020e6SJiri Olsa 	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1"));
105*a24020e6SJiri Olsa 	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,5"));
106*a24020e6SJiri Olsa 	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3,5,7,9,11,13,15,17,19,21-40"));
107*a24020e6SJiri Olsa 	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("2-5"));
108*a24020e6SJiri Olsa 	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3-6,8-10,24,35-37"));
109*a24020e6SJiri Olsa 	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3-6,8-10,24,35-37"));
110*a24020e6SJiri Olsa 	TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1-10,12-20,22-30,32-40"));
111*a24020e6SJiri Olsa 	return 0;
112*a24020e6SJiri Olsa }
113