X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=tests%2Fbenchmark%2Ftest_mutex.c;h=e1bfc17cf38fc341380cdcbab9765537e414b72a;hp=574d0e8cfce8efb3363c32c8acdae103113b27df;hb=0614a2e61ccbf150cc51d4fd3073b285983417c5;hpb=2650042a5405028da49bfcfb71053b78a56a9ed4 diff --git a/tests/benchmark/test_mutex.c b/tests/benchmark/test_mutex.c index 574d0e8..e1bfc17 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 @@ -35,7 +33,6 @@ #include #include -#include "cpuset.h" #include "thread-id.h" /* hardcoded number of CPUs */ @@ -110,11 +107,7 @@ static void set_affinity(void) } CPU_ZERO(&mask); CPU_SET(cpu, &mask); -#if SCHED_SETAFFINITY_ARGS == 2 - sched_setaffinity(0, &mask); -#else sched_setaffinity(0, sizeof(mask), &mask); -#endif #endif /* HAVE_SCHED_SETAFFINITY */ } @@ -179,8 +172,11 @@ void *thr_reader(void *data) } for (;;) { + int v; + pthread_mutex_lock(&lock); - assert(test_array.a == 8); + v = test_array.a; + assert(v == 8); if (caa_unlikely(rduration)) loop_sleep(rduration); pthread_mutex_unlock(&lock); @@ -251,6 +247,7 @@ 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); @@ -269,7 +266,7 @@ 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); @@ -333,15 +330,15 @@ 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); } @@ -354,17 +351,17 @@ 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,