#include #include #include "tests.h" #include "event.h" #include "evlist.h" #include "header.h" #include "util.h" #include "debug.h" static int process_event(struct perf_evlist **pevlist, union perf_event *event) { struct perf_sample sample; if (event->header.type == PERF_RECORD_HEADER_ATTR) { if (perf_event__process_attr(NULL, event, pevlist)) { pr_debug("perf_event__process_attr failed\n"); return -1; } return 0; } if (event->header.type >= PERF_RECORD_USER_TYPE_START) return -1; if (!*pevlist) return -1; if (perf_evlist__parse_sample(*pevlist, event, &sample)) { pr_debug("perf_evlist__parse_sample failed\n"); return -1; } return 0; } static int process_events(union perf_event **events, size_t count) { struct perf_evlist *evlist = NULL; int err = 0; size_t i; for (i = 0; i < count && !err; i++) err = process_event(&evlist, events[i]); perf_evlist__delete(evlist); return err; } struct test_attr_event { struct attr_event attr; u64 id; }; /** * test__parse_no_sample_id_all - test parsing with no sample_id_all bit set. * * This function tests parsing data produced on kernel's that do not support the * sample_id_all bit. Without the sample_id_all bit, non-sample events (such as * mmap events) do not have an id sample appended, and consequently logic * designed to determine the id will not work. That case happens when there is * more than one selected event, so this test processes three events: 2 * attributes representing the selected events and one mmap event. * * Return: %0 on success, %-1 if the test fails. */ int test__parse_no_sample_id_all(int subtest __maybe_unused) { int err; struct test_attr_event event1 = { .attr = { .header = { .type = PERF_RECORD_HEADER_ATTR, .size = sizeof(struct test_attr_event), }, }, .id = 1, }; struct test_attr_event event2 = { .attr = { .header = { .type = PERF_RECORD_HEADER_ATTR, .size = sizeof(struct test_attr_event), }, }, .id = 2, }; struct mmap_event event3 = { .header = { .type = PERF_RECORD_MMAP, .size = sizeof(struct mmap_event), }, }; union perf_event *events[] = { (union perf_event *)&event1, (union perf_event *)&event2, (union perf_event *)&event3, }; err = process_events(events, ARRAY_SIZE(events)); if (err) return -1; return 0; }

path: root/net/rds/recv.c

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