acpi_scan_add_handler_with_hotplug
acpi_scan_add_handler_with_hotplug(&memory_device_handler, "memory");
acpi_scan_add_handler_with_hotplug(&processor_handler, "processor");
acpi_scan_add_handler_with_hotplug(&container_handler, "container");
int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler,
acpi_scan_add_handler_with_hotplug(&pci_root_handler, "pci_root");