1b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 238af91f0SJiri Olsa #include <stdlib.h> 38520a98dSArnaldo Carvalho de Melo #include <string.h> 4134aa44fSJiri Olsa #include <sys/types.h> 5134aa44fSJiri Olsa #include <unistd.h> 68fbc38aaSJiri Olsa #include <sys/prctl.h> 7134aa44fSJiri Olsa #include "tests.h" 8134aa44fSJiri Olsa #include "thread_map.h" 9134aa44fSJiri Olsa #include "debug.h" 108520a98dSArnaldo Carvalho de Melo #include "event.h" 11ea49e01cSArnaldo Carvalho de Melo #include "util/synthetic-events.h" 12d8f9da24SArnaldo Carvalho de Melo #include <linux/zalloc.h> 138520a98dSArnaldo Carvalho de Melo #include <perf/event.h> 148520a98dSArnaldo Carvalho de Melo 158520a98dSArnaldo Carvalho de Melo struct perf_sample; 168520a98dSArnaldo Carvalho de Melo struct perf_tool; 178520a98dSArnaldo Carvalho de Melo struct machine; 18134aa44fSJiri Olsa 198fbc38aaSJiri Olsa #define NAME (const char *) "perf" 208fbc38aaSJiri Olsa #define NAMEUL (unsigned long) NAME 218fbc38aaSJiri Olsa 22*d68f0365SIan Rogers static int test__thread_map(struct test *test __maybe_unused, int subtest __maybe_unused) 23134aa44fSJiri Olsa { 249749b90eSJiri Olsa struct perf_thread_map *map; 25134aa44fSJiri Olsa 268fbc38aaSJiri Olsa TEST_ASSERT_VAL("failed to set process name", 278fbc38aaSJiri Olsa !prctl(PR_SET_NAME, NAMEUL, 0, 0, 0)); 288fbc38aaSJiri Olsa 29134aa44fSJiri Olsa /* test map on current pid */ 30134aa44fSJiri Olsa map = thread_map__new_by_pid(getpid()); 31134aa44fSJiri Olsa TEST_ASSERT_VAL("failed to alloc map", map); 32134aa44fSJiri Olsa 33134aa44fSJiri Olsa thread_map__read_comms(map); 34134aa44fSJiri Olsa 35134aa44fSJiri Olsa TEST_ASSERT_VAL("wrong nr", map->nr == 1); 36134aa44fSJiri Olsa TEST_ASSERT_VAL("wrong pid", 37a2f354e3SJiri Olsa perf_thread_map__pid(map, 0) == getpid()); 38134aa44fSJiri Olsa TEST_ASSERT_VAL("wrong comm", 397836e52eSJiri Olsa perf_thread_map__comm(map, 0) && 407836e52eSJiri Olsa !strcmp(perf_thread_map__comm(map, 0), NAME)); 4135318d20SJiri Olsa TEST_ASSERT_VAL("wrong refcnt", 42364fed35SElena Reshetova refcount_read(&map->refcnt) == 1); 437836e52eSJiri Olsa perf_thread_map__put(map); 44134aa44fSJiri Olsa 45134aa44fSJiri Olsa /* test dummy pid */ 464b49cce2SJiri Olsa map = perf_thread_map__new_dummy(); 47134aa44fSJiri Olsa TEST_ASSERT_VAL("failed to alloc map", map); 48134aa44fSJiri Olsa 49134aa44fSJiri Olsa thread_map__read_comms(map); 50134aa44fSJiri Olsa 51134aa44fSJiri Olsa TEST_ASSERT_VAL("wrong nr", map->nr == 1); 52a2f354e3SJiri Olsa TEST_ASSERT_VAL("wrong pid", perf_thread_map__pid(map, 0) == -1); 53134aa44fSJiri Olsa TEST_ASSERT_VAL("wrong comm", 547836e52eSJiri Olsa perf_thread_map__comm(map, 0) && 557836e52eSJiri Olsa !strcmp(perf_thread_map__comm(map, 0), "dummy")); 5635318d20SJiri Olsa TEST_ASSERT_VAL("wrong refcnt", 57364fed35SElena Reshetova refcount_read(&map->refcnt) == 1); 587836e52eSJiri Olsa perf_thread_map__put(map); 59134aa44fSJiri Olsa return 0; 60134aa44fSJiri Olsa } 6199471c96SJiri Olsa 6299471c96SJiri Olsa static int process_event(struct perf_tool *tool __maybe_unused, 6399471c96SJiri Olsa union perf_event *event, 6499471c96SJiri Olsa struct perf_sample *sample __maybe_unused, 6599471c96SJiri Olsa struct machine *machine __maybe_unused) 6699471c96SJiri Olsa { 6772932371SJiri Olsa struct perf_record_thread_map *map = &event->thread_map; 689749b90eSJiri Olsa struct perf_thread_map *threads; 6999471c96SJiri Olsa 7099471c96SJiri Olsa TEST_ASSERT_VAL("wrong nr", map->nr == 1); 7199471c96SJiri Olsa TEST_ASSERT_VAL("wrong pid", map->entries[0].pid == (u64) getpid()); 728fbc38aaSJiri Olsa TEST_ASSERT_VAL("wrong comm", !strcmp(map->entries[0].comm, NAME)); 7359660942SJiri Olsa 7459660942SJiri Olsa threads = thread_map__new_event(&event->thread_map); 7559660942SJiri Olsa TEST_ASSERT_VAL("failed to alloc map", threads); 7659660942SJiri Olsa 7759660942SJiri Olsa TEST_ASSERT_VAL("wrong nr", threads->nr == 1); 7859660942SJiri Olsa TEST_ASSERT_VAL("wrong pid", 79a2f354e3SJiri Olsa perf_thread_map__pid(threads, 0) == getpid()); 8059660942SJiri Olsa TEST_ASSERT_VAL("wrong comm", 817836e52eSJiri Olsa perf_thread_map__comm(threads, 0) && 827836e52eSJiri Olsa !strcmp(perf_thread_map__comm(threads, 0), NAME)); 8359660942SJiri Olsa TEST_ASSERT_VAL("wrong refcnt", 84364fed35SElena Reshetova refcount_read(&threads->refcnt) == 1); 857836e52eSJiri Olsa perf_thread_map__put(threads); 8699471c96SJiri Olsa return 0; 8799471c96SJiri Olsa } 8899471c96SJiri Olsa 89*d68f0365SIan Rogers static int test__thread_map_synthesize(struct test *test __maybe_unused, int subtest __maybe_unused) 9099471c96SJiri Olsa { 919749b90eSJiri Olsa struct perf_thread_map *threads; 9299471c96SJiri Olsa 938fbc38aaSJiri Olsa TEST_ASSERT_VAL("failed to set process name", 948fbc38aaSJiri Olsa !prctl(PR_SET_NAME, NAMEUL, 0, 0, 0)); 958fbc38aaSJiri Olsa 9699471c96SJiri Olsa /* test map on current pid */ 9799471c96SJiri Olsa threads = thread_map__new_by_pid(getpid()); 9899471c96SJiri Olsa TEST_ASSERT_VAL("failed to alloc map", threads); 9999471c96SJiri Olsa 10099471c96SJiri Olsa thread_map__read_comms(threads); 10199471c96SJiri Olsa 10299471c96SJiri Olsa TEST_ASSERT_VAL("failed to synthesize map", 10399471c96SJiri Olsa !perf_event__synthesize_thread_map2(NULL, threads, process_event, NULL)); 10499471c96SJiri Olsa 1054be42882SNamhyung Kim perf_thread_map__put(threads); 10699471c96SJiri Olsa return 0; 10799471c96SJiri Olsa } 10838af91f0SJiri Olsa 109*d68f0365SIan Rogers static int test__thread_map_remove(struct test *test __maybe_unused, int subtest __maybe_unused) 11038af91f0SJiri Olsa { 1119749b90eSJiri Olsa struct perf_thread_map *threads; 11238af91f0SJiri Olsa char *str; 11338af91f0SJiri Olsa 11438af91f0SJiri Olsa TEST_ASSERT_VAL("failed to allocate map string", 11538af91f0SJiri Olsa asprintf(&str, "%d,%d", getpid(), getppid()) >= 0); 11638af91f0SJiri Olsa 11773c0ca1eSJin Yao threads = thread_map__new_str(str, NULL, 0, false); 118641b6250SNamhyung Kim free(str); 11938af91f0SJiri Olsa 12038af91f0SJiri Olsa TEST_ASSERT_VAL("failed to allocate thread_map", 12138af91f0SJiri Olsa threads); 12238af91f0SJiri Olsa 123bb963e16SNamhyung Kim if (verbose > 0) 12438af91f0SJiri Olsa thread_map__fprintf(threads, stderr); 12538af91f0SJiri Olsa 12638af91f0SJiri Olsa TEST_ASSERT_VAL("failed to remove thread", 12738af91f0SJiri Olsa !thread_map__remove(threads, 0)); 12838af91f0SJiri Olsa 12938af91f0SJiri Olsa TEST_ASSERT_VAL("thread_map count != 1", threads->nr == 1); 13038af91f0SJiri Olsa 131bb963e16SNamhyung Kim if (verbose > 0) 13238af91f0SJiri Olsa thread_map__fprintf(threads, stderr); 13338af91f0SJiri Olsa 13438af91f0SJiri Olsa TEST_ASSERT_VAL("failed to remove thread", 13538af91f0SJiri Olsa !thread_map__remove(threads, 0)); 13638af91f0SJiri Olsa 13738af91f0SJiri Olsa TEST_ASSERT_VAL("thread_map count != 0", threads->nr == 0); 13838af91f0SJiri Olsa 139bb963e16SNamhyung Kim if (verbose > 0) 14038af91f0SJiri Olsa thread_map__fprintf(threads, stderr); 14138af91f0SJiri Olsa 14238af91f0SJiri Olsa TEST_ASSERT_VAL("failed to not remove thread", 14338af91f0SJiri Olsa thread_map__remove(threads, 0)); 14438af91f0SJiri Olsa 145641b6250SNamhyung Kim perf_thread_map__put(threads); 14638af91f0SJiri Olsa return 0; 14738af91f0SJiri Olsa } 148*d68f0365SIan Rogers 149*d68f0365SIan Rogers DEFINE_SUITE("Thread map", thread_map); 150*d68f0365SIan Rogers DEFINE_SUITE("Synthesize thread map", thread_map_synthesize); 151*d68f0365SIan Rogers DEFINE_SUITE("Remove thread map", thread_map_remove); 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