1 #include <linux/kernel.h>
2 #include <linux/types.h>
13 static int process_event(struct perf_evlist **pevlist, union perf_event *event)
15 struct perf_sample sample;
17 if (event->header.type == PERF_RECORD_HEADER_ATTR) {
18 if (perf_event__process_attr(NULL, event, pevlist)) {
19 pr_debug("perf_event__process_attr failed\n");
25 if (event->header.type >= PERF_RECORD_USER_TYPE_START)
31 if (perf_evlist__parse_sample(*pevlist, event, &sample)) {
32 pr_debug("perf_evlist__parse_sample failed\n");
39 static int process_events(union perf_event **events, size_t count)
41 struct perf_evlist *evlist = NULL;
45 for (i = 0; i < count && !err; i++)
46 err = process_event(&evlist, events[i]);
48 perf_evlist__delete(evlist);
53 struct test_attr_event {
54 struct perf_event_header header;
55 struct perf_event_attr attr;
60 * test__parse_no_sample_id_all - test parsing with no sample_id_all bit set.
62 * This function tests parsing data produced on kernel's that do not support the
63 * sample_id_all bit. Without the sample_id_all bit, non-sample events (such as
64 * mmap events) do not have an id sample appended, and consequently logic
65 * designed to determine the id will not work. That case happens when there is
66 * more than one selected event, so this test processes three events: 2
67 * attributes representing the selected events and one mmap event.
69 * Return: %0 on success, %-1 if the test fails.
71 int test__parse_no_sample_id_all(int subtest __maybe_unused)
75 struct test_attr_event event1 = {
77 .type = PERF_RECORD_HEADER_ATTR,
78 .size = sizeof(struct test_attr_event),
82 struct test_attr_event event2 = {
84 .type = PERF_RECORD_HEADER_ATTR,
85 .size = sizeof(struct test_attr_event),
89 struct mmap_event event3 = {
91 .type = PERF_RECORD_MMAP,
92 .size = sizeof(struct mmap_event),
95 union perf_event *events[] = {
96 (union perf_event *)&event1,
97 (union perf_event *)&event2,
98 (union perf_event *)&event3,
101 err = process_events(events, ARRAY_SIZE(events));