X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=tests%2Fbenchmark%2Ftest_urcu_defer.c;h=9f24de7cdac945c58c00029801bfb127ced684ef;hp=80249bdf767f0c6f8ab954b3c4746cd7c6874dd2;hb=61c3fb603104bda9e67c0690c1964e61a770d045;hpb=f5ab766ee2c8300cb00ca5878b1cb464f960a66d diff --git a/tests/benchmark/test_urcu_defer.c b/tests/benchmark/test_urcu_defer.c index 80249bd..9f24de7 100644 --- a/tests/benchmark/test_urcu_defer.c +++ b/tests/benchmark/test_urcu_defer.c @@ -20,8 +20,6 @@ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ -#define _GNU_SOURCE -#include "config.h" #include #include #include @@ -35,16 +33,14 @@ #include #include -#include "cpuset.h" #include "thread-id.h" +#include "../common/debug-yield.h" /* hardcoded number of CPUs */ #define NR_CPUS 16384 #ifndef DYNAMIC_LINK_TEST #define _LGPL_SOURCE -#else -#define rcu_debug_yield_read() #endif #include #include @@ -112,11 +108,7 @@ 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 */ } @@ -144,27 +136,7 @@ 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 *_count) { unsigned long long *count = _count; @@ -213,6 +185,7 @@ static void test_cb1(void *data) { } +static void *thr_writer(void *data) { unsigned long wtidx = (unsigned long)data; @@ -264,14 +237,13 @@ 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", argv[0]); printf("OPTIONS:\n"); -#ifdef DEBUG_YIELD printf(" [-r] [-w] (yield reader and/or writer)\n"); -#endif printf(" [-d delay] (writer period (us))\n"); printf(" [-c duration] (reader C.S. duration (in loops))\n"); printf(" [-e duration] (writer C.S. duration (in loops))\n"); @@ -288,6 +260,7 @@ int main(int argc, char **argv) unsigned long long *count_reader; unsigned long long tot_reads = 0, tot_writes = 0; int i, a; + unsigned int i_thr; if (argc < 4) { show_usage(argc, argv); @@ -305,7 +278,7 @@ 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); @@ -316,14 +289,12 @@ int main(int argc, char **argv) if (argv[i][0] != '-') continue; switch (argv[i][1]) { -#ifdef DEBUG_YIELD case 'r': - rcu_yield_active |= RCU_YIELD_READ; + rcu_debug_yield_enable(RCU_YIELD_READ); break; case 'w': - rcu_yield_active |= RCU_YIELD_WRITE; + rcu_debug_yield_enable(RCU_YIELD_WRITE); break; -#endif case 'a': if (argc < i + 2) { show_usage(argc, argv); @@ -375,15 +346,15 @@ 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, - &count_reader[i]); + for (i_thr = 0; i_thr < nr_readers; i_thr++) { + err = pthread_create(&tid_reader[i_thr], NULL, thr_reader, + &count_reader[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); } @@ -396,19 +367,19 @@ 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 += count_reader[i]; + tot_reads += count_reader[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, tot_writes); printf("SUMMARY %-25s testdur %4lu nr_readers %3u rdur %6lu wdur %6lu "