int a;
};
-pthread_rwlock_t lock = PTHREAD_RWLOCK_INITIALIZER;
+/*
+ * static rwlock initializer is broken on Cygwin. Use runtime
+ * initialization.
+ */
+pthread_rwlock_t lock;
static volatile int test_go, test_stop;
}
for (;;) {
- int a;
+ int a, ret;
+
+ ret = pthread_rwlock_rdlock(&lock);
+ if (ret) {
+ fprintf(stderr, "reader pthread_rwlock_rdlock: %s\n", strerror(ret));
+ abort();
+ }
- pthread_rwlock_rdlock(&lock);
a = test_array.a;
assert(a == 8);
if (caa_unlikely(rduration))
loop_sleep(rduration);
- pthread_rwlock_unlock(&lock);
+
+ ret = pthread_rwlock_unlock(&lock);
+ if (ret) {
+ fprintf(stderr, "reader pthread_rwlock_unlock: %s\n", strerror(ret));
+ abort();
+ }
+
URCU_TLS(nr_reads)++;
if (caa_unlikely(!test_duration_read()))
break;
}
*count = URCU_TLS(nr_reads);
- printf_verbose("thread_end %s, tid %lu\n",
- "reader", urcu_get_thread_id());
+
+ printf_verbose("thread_end %s, tid %lu, count %llu\n",
+ "reader", urcu_get_thread_id(), *count);
return ((void*)1);
}
cmm_smp_mb();
for (;;) {
- pthread_rwlock_wrlock(&lock);
+ int ret;
+
+ ret = pthread_rwlock_wrlock(&lock);
+ if (ret) {
+ fprintf(stderr, "writer pthread_rwlock_wrlock: %s\n", strerror(ret));
+ abort();
+ }
+
test_array.a = 0;
test_array.a = 8;
if (caa_unlikely(wduration))
loop_sleep(wduration);
- pthread_rwlock_unlock(&lock);
+
+ ret = pthread_rwlock_unlock(&lock);
+ if (ret) {
+ fprintf(stderr, "writer pthread_rwlock_unlock: %s\n", strerror(ret));
+ abort();
+ }
+
URCU_TLS(nr_writes)++;
if (caa_unlikely(!test_duration_write()))
break;
if (caa_unlikely(wdelay))
loop_sleep(wdelay);
}
-
- printf_verbose("thread_end %s, tid %lu\n",
- "writer", urcu_get_thread_id());
*count = URCU_TLS(nr_writes);
+
+ printf_verbose("thread_end %s, tid %lu, count %llu\n",
+ "writer", urcu_get_thread_id(), *count);
return ((void*)2);
}
printf_verbose("running test for %lu seconds, %u readers, %u writers.\n",
duration, nr_readers, nr_writers);
printf_verbose("Writer delay : %lu loops.\n", wdelay);
+ printf_verbose("Writer duration : %lu loops.\n", wduration);
printf_verbose("Reader duration : %lu loops.\n", rduration);
printf_verbose("thread %-6s, tid %lu\n",
"main", urcu_get_thread_id());
+ err = pthread_rwlock_init(&lock, NULL);
+ if (err != 0) {
+ fprintf(stderr, "pthread_rwlock_init: (%d) %s\n", err, strerror(err));
+ exit(1);
+ }
+
tid_reader = calloc(nr_readers, sizeof(*tid_reader));
tid_writer = calloc(nr_writers, sizeof(*tid_writer));
count_reader = calloc(nr_readers, sizeof(*count_reader));
nr_writers, wdelay, tot_reads, tot_writes,
tot_reads + tot_writes);
+ err = pthread_rwlock_destroy(&lock);
+ if (err != 0) {
+ fprintf(stderr, "pthread_rwlock_destroy: (%d) %s\n", err, strerror(err));
+ exit(1);
+ }
free(tid_reader);
free(tid_writer);
free(count_reader);