X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=tests%2Fbenchmark%2Ftest_urcu_lfs.c;h=ffac499c26f1531c58ab2e86f3f94a217cc292b5;hb=a9e31859feb8d62a3e9d8a434c3f1bd80dbe3076;hp=723e4a44c8e004b9629ea8c4d769e8ec244b60e7;hpb=d863e15371666dff14e7f3191de5ff91d9b24d7f;p=urcu.git diff --git a/tests/benchmark/test_urcu_lfs.c b/tests/benchmark/test_urcu_lfs.c index 723e4a4..ffac499 100644 --- a/tests/benchmark/test_urcu_lfs.c +++ b/tests/benchmark/test_urcu_lfs.c @@ -21,8 +21,6 @@ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ -#define _GNU_SOURCE -#include "config.h" #include #include #include @@ -50,6 +48,8 @@ #include #include +#define POISON_PTR ((void *) 0x42UL) + /* * External synchronization used. */ @@ -93,7 +93,7 @@ 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 */ @@ -101,7 +101,7 @@ 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"); @@ -219,6 +219,7 @@ void do_test_pop(enum test_sync sync) if (snode) { struct test *node; + snode->next = POISON_PTR; node = caa_container_of(snode, struct test, list); if (sync == TEST_SYNC_RCU) @@ -241,6 +242,7 @@ void do_test_pop_all(enum test_sync sync) cds_lfs_for_each_safe(head, snode, n) { struct test *node; + snode->next = POISON_PTR; node = caa_container_of(snode, struct test, list); if (sync == TEST_SYNC_RCU) call_rcu(&node->rcu, free_node_cb); @@ -304,23 +306,23 @@ static void *thr_dequeuer(void *_count) return ((void*)2); } -static void test_end(struct cds_lfs_stack *s, unsigned long long *nr_dequeues) +static void test_end(unsigned long long *nr_dequeues_l) { struct cds_lfs_node *snode; do { - snode = __cds_lfs_pop(s); + snode = __cds_lfs_pop(&s); if (snode) { struct test *node; node = caa_container_of(snode, struct test, list); free(node); - (*nr_dequeues)++; + (*nr_dequeues_l)++; } } while (snode); } -static 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]); @@ -347,27 +349,28 @@ 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; } @@ -377,7 +380,7 @@ 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]); @@ -387,14 +390,14 @@ 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]); @@ -446,15 +449,15 @@ 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); } @@ -463,30 +466,32 @@ 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) - (void) write(1, ".", 1); + if (verbose_mode) { + fwrite(".", sizeof(char), 1, stdout); + fflush(stdout); + } } 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(&s, &end_dequeues); + + test_end(&end_dequeues); printf_verbose("total number of enqueues : %llu, dequeues %llu\n", tot_enqueues, tot_dequeues); @@ -510,9 +515,11 @@ int main(int argc, char **argv) tot_successful_dequeues + end_dequeues); free_all_cpu_call_rcu_data(); + cds_lfs_destroy(&s); free(count_enqueuer); free(count_dequeuer); free(tid_enqueuer); free(tid_dequeuer); + return 0; }