X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=tests%2Fbenchmark%2Ftest_urcu_lfq.c;h=0d53a1f0cef5a011b9f3f498242c161385347f76;hb=a9e31859feb8d62a3e9d8a434c3f1bd80dbe3076;hp=5ef96e66579c35341016a71b80e195dbfcd04ab4;hpb=6893800a4d1cc14dff0395ddcd660a5138db183d;p=userspace-rcu.git diff --git a/tests/benchmark/test_urcu_lfq.c b/tests/benchmark/test_urcu_lfq.c index 5ef96e6..0d53a1f 100644 --- a/tests/benchmark/test_urcu_lfq.c +++ b/tests/benchmark/test_urcu_lfq.c @@ -79,7 +79,7 @@ pthread_mutex_t affinity_mutex = PTHREAD_MUTEX_INITIALIZER; static void set_affinity(void) { -#if HAVE_SCHED_SETAFFINITY +#ifdef HAVE_SCHED_SETAFFINITY cpu_set_t mask; int cpu, ret; #endif /* HAVE_SCHED_SETAFFINITY */ @@ -87,7 +87,7 @@ static void set_affinity(void) if (!use_affinity) return; -#if HAVE_SCHED_SETAFFINITY +#ifdef HAVE_SCHED_SETAFFINITY ret = pthread_mutex_lock(&affinity_mutex); if (ret) { perror("Error in pthread mutex lock"); @@ -139,6 +139,7 @@ struct test { static struct cds_lfq_queue_rcu q; +static void *thr_enqueuer(void *_count) { unsigned long long *count = _count; @@ -194,6 +195,7 @@ void free_node_cb(struct rcu_head *head) free(node); } +static void *thr_dequeuer(void *_count) { unsigned long long *count = _count; @@ -243,23 +245,25 @@ void *thr_dequeuer(void *_count) return ((void*)2); } -void test_end(struct cds_lfq_queue_rcu *q, unsigned long long *nr_dequeues) +static +void test_end(unsigned long long *nr_dequeues_l) { struct cds_lfq_node_rcu *snode; do { - snode = cds_lfq_dequeue_rcu(q); + snode = cds_lfq_dequeue_rcu(&q); if (snode) { struct test *node; node = caa_container_of(snode, struct test, list); free(node); /* no more concurrent access */ - (*nr_dequeues)++; + (*nr_dequeues_l)++; } } while (snode); } -void show_usage(int argc, char **argv) +static +void show_usage(char **argv) { printf("Usage : %s nr_dequeuers nr_enqueuers duration (s) \n", argv[0]); @@ -282,27 +286,28 @@ int main(int argc, char **argv) tot_successful_dequeues = 0; unsigned long long end_dequeues = 0; int i, a; + unsigned int i_thr; if (argc < 4) { - show_usage(argc, argv); + show_usage(argv); return -1; } err = sscanf(argv[1], "%u", &nr_dequeuers); if (err != 1) { - show_usage(argc, argv); + show_usage(argv); return -1; } err = sscanf(argv[2], "%u", &nr_enqueuers); if (err != 1) { - show_usage(argc, argv); + show_usage(argv); return -1; } - + err = sscanf(argv[3], "%lu", &duration); if (err != 1) { - show_usage(argc, argv); + show_usage(argv); return -1; } @@ -312,7 +317,7 @@ int main(int argc, char **argv) switch (argv[i][1]) { case 'a': if (argc < i + 2) { - show_usage(argc, argv); + show_usage(argv); return -1; } a = atoi(argv[++i]); @@ -322,14 +327,14 @@ int main(int argc, char **argv) break; case 'c': if (argc < i + 2) { - show_usage(argc, argv); + show_usage(argv); return -1; } rduration = atol(argv[++i]); break; case 'd': if (argc < i + 2) { - show_usage(argc, argv); + show_usage(argv); return -1; } wdelay = atol(argv[++i]); @@ -360,15 +365,15 @@ int main(int argc, char **argv) next_aff = 0; - for (i = 0; i < nr_enqueuers; i++) { - err = pthread_create(&tid_enqueuer[i], NULL, thr_enqueuer, - &count_enqueuer[2 * i]); + for (i_thr = 0; i_thr < nr_enqueuers; i_thr++) { + err = pthread_create(&tid_enqueuer[i_thr], NULL, thr_enqueuer, + &count_enqueuer[2 * i_thr]); if (err != 0) exit(1); } - for (i = 0; i < nr_dequeuers; i++) { - err = pthread_create(&tid_dequeuer[i], NULL, thr_dequeuer, - &count_dequeuer[2 * i]); + for (i_thr = 0; i_thr < nr_dequeuers; i_thr++) { + err = pthread_create(&tid_dequeuer[i_thr], NULL, thr_dequeuer, + &count_dequeuer[2 * i_thr]); if (err != 0) exit(1); } @@ -377,7 +382,7 @@ int main(int argc, char **argv) test_go = 1; - for (i = 0; i < duration; i++) { + for (i_thr = 0; i_thr < duration; i_thr++) { sleep(1); if (verbose_mode) { fwrite(".", sizeof(char), 1, stdout); @@ -387,22 +392,22 @@ int main(int argc, char **argv) test_stop = 1; - for (i = 0; i < nr_enqueuers; i++) { - err = pthread_join(tid_enqueuer[i], &tret); + for (i_thr = 0; i_thr < nr_enqueuers; i_thr++) { + err = pthread_join(tid_enqueuer[i_thr], &tret); if (err != 0) exit(1); - tot_enqueues += count_enqueuer[2 * i]; - tot_successful_enqueues += count_enqueuer[2 * i + 1]; + tot_enqueues += count_enqueuer[2 * i_thr]; + tot_successful_enqueues += count_enqueuer[2 * i_thr + 1]; } - for (i = 0; i < nr_dequeuers; i++) { - err = pthread_join(tid_dequeuer[i], &tret); + for (i_thr = 0; i_thr < nr_dequeuers; i_thr++) { + err = pthread_join(tid_dequeuer[i_thr], &tret); if (err != 0) exit(1); - tot_dequeues += count_dequeuer[2 * i]; - tot_successful_dequeues += count_dequeuer[2 * i + 1]; + tot_dequeues += count_dequeuer[2 * i_thr]; + tot_successful_dequeues += count_dequeuer[2 * i_thr + 1]; } - - test_end(&q, &end_dequeues); + + test_end(&end_dequeues); err = cds_lfq_destroy_rcu(&q); assert(!err); @@ -432,5 +437,6 @@ int main(int argc, char **argv) free(count_dequeuer); free(tid_enqueuer); free(tid_dequeuer); + return 0; }