104 void dmar_free_dev_scope(struct dmar_dev_scope **devices, int *cnt)  in dmar_free_dev_scope()  argument
109 	if (*devices && *cnt) {  in dmar_free_dev_scope()
110 		for_each_active_dev_scope(*devices, *cnt, i, tmp_dev)  in dmar_free_dev_scope()
112 		kfree(*devices);  in dmar_free_dev_scope()
115 	*devices = NULL;  in dmar_free_dev_scope()
213 			  struct dmar_dev_scope *devices,  in dmar_insert_dev_scope()  argument
242 		for_each_dev_scope(devices, devices_cnt, i, tmp)  in dmar_insert_dev_scope()
244 				devices[i].bus = info->dev->bus->number;  in dmar_insert_dev_scope()
245 				devices[i].devfn = info->dev->devfn;  in dmar_insert_dev_scope()
246 				rcu_assign_pointer(devices[i].dev,  in dmar_insert_dev_scope()
257 			  struct dmar_dev_scope *devices, int count)  in dmar_remove_dev_scope()  argument
265 	for_each_active_dev_scope(devices, count, index, tmp)  in dmar_remove_dev_scope()
267 			RCU_INIT_POINTER(devices[index].dev, NULL);  in dmar_remove_dev_scope()
291 				dmaru->devices, dmaru->devices_cnt);  in dmar_pci_bus_add_dev()
309 			dmaru->devices, dmaru->devices_cnt))  in dmar_pci_bus_del_dev()
370 	dmaru->devices = dmar_alloc_dev_scope((void *)(drhd + 1),  in dmar_parse_one_drhd()
373 	if (dmaru->devices_cnt && dmaru->devices == NULL) {  in dmar_parse_one_drhd()
380 		dmar_free_dev_scope(&dmaru->devices,  in dmar_parse_one_drhd()
391 	if (dmaru->devices && dmaru->devices_cnt)  in dmar_free_drhd()
392 		dmar_free_dev_scope(&dmaru->devices, &dmaru->devices_cnt);  in dmar_free_drhd()
589 static int dmar_pci_device_match(struct dmar_dev_scope devices[],  in dmar_pci_device_match()  argument
596 		for_each_active_dev_scope(devices, cnt, index, tmp)  in dmar_pci_device_match()
625 		if (dmar_pci_device_match(dmaru->devices,  in dmar_find_matched_drhd_unit()
663 			for_each_dev_scope(dmaru->devices, dmaru->devices_cnt, i, tmp)  in dmar_acpi_insert_dev_scope()
665 					dmaru->devices[i].bus = scope->bus;  in dmar_acpi_insert_dev_scope()
666 					dmaru->devices[i].devfn = PCI_DEVFN(path->device,  in dmar_acpi_insert_dev_scope()
668 					rcu_assign_pointer(dmaru->devices[i].dev,  in dmar_acpi_insert_dev_scope()