1 #include "tests.h"
2 #include <stdio.h>
3 #include "cpumap.h"
4 #include "event.h"
5 #include <string.h>
6 #include <linux/bitops.h>
7 #include "debug.h"
8
9 struct machine;
10
process_event_mask(struct perf_tool * tool __maybe_unused,union perf_event * event,struct perf_sample * sample __maybe_unused,struct machine * machine __maybe_unused)11 static int process_event_mask(struct perf_tool *tool __maybe_unused,
12 union perf_event *event,
13 struct perf_sample *sample __maybe_unused,
14 struct machine *machine __maybe_unused)
15 {
16 struct cpu_map_event *map_event = &event->cpu_map;
17 struct cpu_map_mask *mask;
18 struct cpu_map_data *data;
19 struct cpu_map *map;
20 int i;
21
22 data = &map_event->data;
23
24 TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__MASK);
25
26 mask = (struct cpu_map_mask *)data->data;
27
28 TEST_ASSERT_VAL("wrong nr", mask->nr == 1);
29
30 for (i = 0; i < 20; i++) {
31 TEST_ASSERT_VAL("wrong cpu", test_bit(i, mask->mask));
32 }
33
34 map = cpu_map__new_data(data);
35 TEST_ASSERT_VAL("wrong nr", map->nr == 20);
36
37 for (i = 0; i < 20; i++) {
38 TEST_ASSERT_VAL("wrong cpu", map->map[i] == i);
39 }
40
41 cpu_map__put(map);
42 return 0;
43 }
44
process_event_cpus(struct perf_tool * tool __maybe_unused,union perf_event * event,struct perf_sample * sample __maybe_unused,struct machine * machine __maybe_unused)45 static int process_event_cpus(struct perf_tool *tool __maybe_unused,
46 union perf_event *event,
47 struct perf_sample *sample __maybe_unused,
48 struct machine *machine __maybe_unused)
49 {
50 struct cpu_map_event *map_event = &event->cpu_map;
51 struct cpu_map_entries *cpus;
52 struct cpu_map_data *data;
53 struct cpu_map *map;
54
55 data = &map_event->data;
56
57 TEST_ASSERT_VAL("wrong type", data->type == PERF_CPU_MAP__CPUS);
58
59 cpus = (struct cpu_map_entries *)data->data;
60
61 TEST_ASSERT_VAL("wrong nr", cpus->nr == 2);
62 TEST_ASSERT_VAL("wrong cpu", cpus->cpu[0] == 1);
63 TEST_ASSERT_VAL("wrong cpu", cpus->cpu[1] == 256);
64
65 map = cpu_map__new_data(data);
66 TEST_ASSERT_VAL("wrong nr", map->nr == 2);
67 TEST_ASSERT_VAL("wrong cpu", map->map[0] == 1);
68 TEST_ASSERT_VAL("wrong cpu", map->map[1] == 256);
69 TEST_ASSERT_VAL("wrong refcnt", atomic_read(&map->refcnt) == 1);
70 cpu_map__put(map);
71 return 0;
72 }
73
74
test__cpu_map_synthesize(int subtest __maybe_unused)75 int test__cpu_map_synthesize(int subtest __maybe_unused)
76 {
77 struct cpu_map *cpus;
78
79 /* This one is better stores in mask. */
80 cpus = cpu_map__new("0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19");
81
82 TEST_ASSERT_VAL("failed to synthesize map",
83 !perf_event__synthesize_cpu_map(NULL, cpus, process_event_mask, NULL));
84
85 cpu_map__put(cpus);
86
87 /* This one is better stores in cpu values. */
88 cpus = cpu_map__new("1,256");
89
90 TEST_ASSERT_VAL("failed to synthesize map",
91 !perf_event__synthesize_cpu_map(NULL, cpus, process_event_cpus, NULL));
92
93 cpu_map__put(cpus);
94 return 0;
95 }
96
cpu_map_print(const char * str)97 static int cpu_map_print(const char *str)
98 {
99 struct cpu_map *map = cpu_map__new(str);
100 char buf[100];
101
102 if (!map)
103 return -1;
104
105 cpu_map__snprint(map, buf, sizeof(buf));
106 return !strcmp(buf, str);
107 }
108
test__cpu_map_print(int subtest __maybe_unused)109 int test__cpu_map_print(int subtest __maybe_unused)
110 {
111 TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1"));
112 TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,5"));
113 TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3,5,7,9,11,13,15,17,19,21-40"));
114 TEST_ASSERT_VAL("failed to convert map", cpu_map_print("2-5"));
115 TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3-6,8-10,24,35-37"));
116 TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1,3-6,8-10,24,35-37"));
117 TEST_ASSERT_VAL("failed to convert map", cpu_map_print("1-10,12-20,22-30,32-40"));
118 return 0;
119 }
120