X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=tests%2Fbenchmark%2Ftest_mutex.c;h=d855b4920a6b88c8bdb3978e852b68de81fd6086;hb=3b4d308436f00a8253549f16980fd6889dfe08b1;hp=81efcaeb33d77949b3bf7abec625082d18a43819;hpb=19d0e7ef8f7998fb256017ba2da414d78b3cb91b;p=urcu.git diff --git a/tests/benchmark/test_mutex.c b/tests/benchmark/test_mutex.c index 81efcae..d855b49 100644 --- a/tests/benchmark/test_mutex.c +++ b/tests/benchmark/test_mutex.c @@ -20,8 +20,6 @@ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ -#define _GNU_SOURCE -#include "config.h" #include #include #include @@ -144,27 +142,7 @@ static unsigned int nr_writers; pthread_mutex_t rcu_copy_mutex = PTHREAD_MUTEX_INITIALIZER; -void rcu_copy_mutex_lock(void) -{ - int ret; - ret = pthread_mutex_lock(&rcu_copy_mutex); - if (ret) { - perror("Error in pthread mutex lock"); - exit(-1); - } -} - -void rcu_copy_mutex_unlock(void) -{ - int ret; - - ret = pthread_mutex_unlock(&rcu_copy_mutex); - if (ret) { - perror("Error in pthread mutex unlock"); - exit(-1); - } -} - +static void *thr_reader(void *data) { unsigned long tidx = (unsigned long)data; @@ -199,6 +177,7 @@ void *thr_reader(void *data) } +static void *thr_writer(void *data) { unsigned long wtidx = (unsigned long)data; @@ -233,6 +212,7 @@ void *thr_writer(void *data) return ((void*)2); } +static void show_usage(int argc, char **argv) { printf("Usage : %s nr_readers nr_writers duration (s) \n", @@ -254,6 +234,7 @@ int main(int argc, char **argv) unsigned long long *count_reader, *count_writer; unsigned long long tot_reads = 0, tot_writes = 0; int i, a; + unsigned int i_thr; if (argc < 4) { show_usage(argc, argv); @@ -272,7 +253,7 @@ int main(int argc, char **argv) show_usage(argc, argv); return -1; } - + err = sscanf(argv[3], "%lu", &duration); if (err != 1) { show_usage(argc, argv); @@ -336,15 +317,15 @@ int main(int argc, char **argv) next_aff = 0; - for (i = 0; i < nr_readers; i++) { - err = pthread_create(&tid_reader[i], NULL, thr_reader, - (void *)(long)i); + for (i_thr = 0; i_thr < nr_readers; i_thr++) { + err = pthread_create(&tid_reader[i_thr], NULL, thr_reader, + (void *)(long)i_thr); if (err != 0) exit(1); } - for (i = 0; i < nr_writers; i++) { - err = pthread_create(&tid_writer[i], NULL, thr_writer, - (void *)(long)i); + for (i_thr = 0; i_thr < nr_writers; i_thr++) { + err = pthread_create(&tid_writer[i_thr], NULL, thr_writer, + (void *)(long)i_thr); if (err != 0) exit(1); } @@ -357,17 +338,17 @@ int main(int argc, char **argv) test_stop = 1; - for (i = 0; i < nr_readers; i++) { - err = pthread_join(tid_reader[i], &tret); + for (i_thr = 0; i_thr < nr_readers; i_thr++) { + err = pthread_join(tid_reader[i_thr], &tret); if (err != 0) exit(1); - tot_reads += tot_nr_reads[i]; + tot_reads += tot_nr_reads[i_thr]; } - for (i = 0; i < nr_writers; i++) { - err = pthread_join(tid_writer[i], &tret); + for (i_thr = 0; i_thr < nr_writers; i_thr++) { + err = pthread_join(tid_writer[i_thr], &tret); if (err != 0) exit(1); - tot_writes += tot_nr_writes[i]; + tot_writes += tot_nr_writes[i_thr]; } printf_verbose("total number of reads : %llu, writes %llu\n", tot_reads,