242 typedef struct rll {  struct
1080 ztest_rll_init(rll_t *rll)  in ztest_rll_init()  argument
1082 	rll->rll_writer = NULL;  in ztest_rll_init()
1083 	rll->rll_readers = 0;  in ztest_rll_init()
1084 	VERIFY(_mutex_init(&rll->rll_lock, USYNC_THREAD, NULL) == 0);  in ztest_rll_init()
1085 	VERIFY(cond_init(&rll->rll_cv, USYNC_THREAD, NULL) == 0);  in ztest_rll_init()
1089 ztest_rll_destroy(rll_t *rll)  in ztest_rll_destroy()  argument
1091 	ASSERT(rll->rll_writer == NULL);  in ztest_rll_destroy()
1092 	ASSERT(rll->rll_readers == 0);  in ztest_rll_destroy()
1093 	VERIFY(_mutex_destroy(&rll->rll_lock) == 0);  in ztest_rll_destroy()
1094 	VERIFY(cond_destroy(&rll->rll_cv) == 0);  in ztest_rll_destroy()
1098 ztest_rll_lock(rll_t *rll, rl_type_t type)  in ztest_rll_lock()  argument
1100 	VERIFY(mutex_lock(&rll->rll_lock) == 0);  in ztest_rll_lock()
1103 		while (rll->rll_writer != NULL)  in ztest_rll_lock()
1104 			(void) cond_wait(&rll->rll_cv, &rll->rll_lock);  in ztest_rll_lock()
1105 		rll->rll_readers++;  in ztest_rll_lock()
1107 		while (rll->rll_writer != NULL || rll->rll_readers)  in ztest_rll_lock()
1108 			(void) cond_wait(&rll->rll_cv, &rll->rll_lock);  in ztest_rll_lock()
1109 		rll->rll_writer = curthread;  in ztest_rll_lock()
1112 	VERIFY(mutex_unlock(&rll->rll_lock) == 0);  in ztest_rll_lock()
1116 ztest_rll_unlock(rll_t *rll)  in ztest_rll_unlock()  argument
1118 	VERIFY(mutex_lock(&rll->rll_lock) == 0);  in ztest_rll_unlock()
1120 	if (rll->rll_writer) {  in ztest_rll_unlock()
1121 		ASSERT(rll->rll_readers == 0);  in ztest_rll_unlock()
1122 		rll->rll_writer = NULL;  in ztest_rll_unlock()
1124 		ASSERT(rll->rll_readers != 0);  in ztest_rll_unlock()
1125 		ASSERT(rll->rll_writer == NULL);  in ztest_rll_unlock()
1126 		rll->rll_readers--;  in ztest_rll_unlock()
1129 	if (rll->rll_writer == NULL && rll->rll_readers == 0)  in ztest_rll_unlock()
1130 		VERIFY(cond_broadcast(&rll->rll_cv) == 0);  in ztest_rll_unlock()
1132 	VERIFY(mutex_unlock(&rll->rll_lock) == 0);  in ztest_rll_unlock()
1138 	rll_t *rll = &zd->zd_object_lock[object & (ZTEST_OBJECT_LOCKS - 1)];  in ztest_object_lock()  local
1140 	ztest_rll_lock(rll, type);  in ztest_object_lock()
1146 	rll_t *rll = &zd->zd_object_lock[object & (ZTEST_OBJECT_LOCKS - 1)];  in ztest_object_unlock()  local
1148 	ztest_rll_unlock(rll);  in ztest_object_unlock()
1156 	rll_t *rll = &zd->zd_range_lock[hash & (ZTEST_RANGE_LOCKS - 1)];  in ztest_range_lock()  local
1163 	rl->rl_lock = rll;  in ztest_range_lock()
1165 	ztest_rll_lock(rll, type);  in ztest_range_lock()
1173 	rll_t *rll = rl->rl_lock;  in ztest_range_unlock()  local
1175 	ztest_rll_unlock(rll);  in ztest_range_unlock()