1407 	xpvtap_rs_t *rstruct;  in xpvtap_rs_init()  local
1416 	rstruct = kmem_alloc(sizeof (xpvtap_rs_t), KM_SLEEP);  in xpvtap_rs_init()
1424 		rstruct->rs_free_size = (max_val >> 6) * 8;  in xpvtap_rs_init()
1426 		rstruct->rs_free_size = ((max_val >> 6) + 1) * 8;  in xpvtap_rs_init()
1428 	rstruct->rs_free = kmem_alloc(rstruct->rs_free_size, KM_SLEEP);  in xpvtap_rs_init()
1431 	rstruct->rs_min = min_val;  in xpvtap_rs_init()
1432 	rstruct->rs_last = min_val;  in xpvtap_rs_init()
1433 	rstruct->rs_max = max_val;  in xpvtap_rs_init()
1434 	mutex_init(&rstruct->rs_mutex, NULL, MUTEX_DRIVER, NULL);  in xpvtap_rs_init()
1435 	rstruct->rs_flushing = B_FALSE;  in xpvtap_rs_init()
1438 	array_size = rstruct->rs_free_size >> 3;  in xpvtap_rs_init()
1440 		rstruct->rs_free[index] = (uint64_t)0xFFFFFFFFFFFFFFFF;  in xpvtap_rs_init()
1444 	*handle = rstruct;  in xpvtap_rs_init()
1457 	xpvtap_rs_t *rstruct;  in xpvtap_rs_fini()  local
1462 	rstruct = (xpvtap_rs_t *)*handle;  in xpvtap_rs_fini()
1464 	mutex_destroy(&rstruct->rs_mutex);  in xpvtap_rs_fini()
1465 	kmem_free(rstruct->rs_free, rstruct->rs_free_size);  in xpvtap_rs_fini()
1466 	kmem_free(rstruct, sizeof (xpvtap_rs_t));  in xpvtap_rs_fini()
1480 	xpvtap_rs_t *rstruct;  in xpvtap_rs_alloc()  local
1492 	rstruct = (xpvtap_rs_t *)handle;  in xpvtap_rs_alloc()
1494 	mutex_enter(&rstruct->rs_mutex);  in xpvtap_rs_alloc()
1495 	min = rstruct->rs_min;  in xpvtap_rs_alloc()
1496 	max = rstruct->rs_max;  in xpvtap_rs_alloc()
1505 		array_idx = rstruct->rs_last >> 6;  in xpvtap_rs_alloc()
1506 		free = rstruct->rs_free[array_idx];  in xpvtap_rs_alloc()
1507 		last = rstruct->rs_last & 0x3F;  in xpvtap_rs_alloc()
1512 			*resource = rstruct->rs_last;  in xpvtap_rs_alloc()
1515 			rstruct->rs_free[array_idx] &= ~((uint64_t)1 << last);  in xpvtap_rs_alloc()
1522 			rstruct->rs_last++;  in xpvtap_rs_alloc()
1523 			if (rstruct->rs_last > max) {  in xpvtap_rs_alloc()
1524 				rstruct->rs_last = rstruct->rs_min;  in xpvtap_rs_alloc()
1528 			mutex_exit(&rstruct->rs_mutex);  in xpvtap_rs_alloc()
1537 		rstruct->rs_last++;  in xpvtap_rs_alloc()
1538 		if (rstruct->rs_last > max) {  in xpvtap_rs_alloc()
1539 			rstruct->rs_last = rstruct->rs_min;  in xpvtap_rs_alloc()
1543 	mutex_exit(&rstruct->rs_mutex);  in xpvtap_rs_alloc()
1557 	xpvtap_rs_t *rstruct;  in xpvtap_rs_free()  local
1564 	rstruct = (xpvtap_rs_t *)handle;  in xpvtap_rs_free()
1565 	ASSERT(resource >= rstruct->rs_min);  in xpvtap_rs_free()
1566 	ASSERT(resource <= rstruct->rs_max);  in xpvtap_rs_free()
1568 	if (!rstruct->rs_flushing) {  in xpvtap_rs_free()
1569 		mutex_enter(&rstruct->rs_mutex);  in xpvtap_rs_free()
1575 	rstruct->rs_free[array_idx] |= ((uint64_t)1 << offset);  in xpvtap_rs_free()
1577 	if (!rstruct->rs_flushing) {  in xpvtap_rs_free()
1578 		mutex_exit(&rstruct->rs_mutex);  in xpvtap_rs_free()
1590 	xpvtap_rs_t *rstruct;  in xpvtap_rs_flush()  local
1601 	rstruct = (xpvtap_rs_t *)handle;  in xpvtap_rs_flush()
1603 	mutex_enter(&rstruct->rs_mutex);  in xpvtap_rs_flush()
1604 	min = rstruct->rs_min;  in xpvtap_rs_flush()
1605 	max = rstruct->rs_max;  in xpvtap_rs_flush()
1607 	rstruct->rs_flushing = B_TRUE;  in xpvtap_rs_flush()
1615 		array_idx = rstruct->rs_last >> 6;  in xpvtap_rs_flush()
1616 		free = rstruct->rs_free[array_idx];  in xpvtap_rs_flush()
1617 		last = rstruct->rs_last & 0x3F;  in xpvtap_rs_flush()
1622 			(*callback)(arg, rstruct->rs_last);  in xpvtap_rs_flush()
1625 			rstruct->rs_free[array_idx] |= ((uint64_t)1 << last);  in xpvtap_rs_flush()
1629 		rstruct->rs_last++;  in xpvtap_rs_flush()
1630 		if (rstruct->rs_last > max) {  in xpvtap_rs_flush()
1631 			rstruct->rs_last = rstruct->rs_min;  in xpvtap_rs_flush()
1635 	mutex_exit(&rstruct->rs_mutex);  in xpvtap_rs_flush()