Index: uspace/drv/rootvirt/devices.def
===================================================================
--- uspace/drv/rootvirt/devices.def	(revision f241b05bc59edac56b06c29f8b6c93daaa705206)
+++ uspace/drv/rootvirt/devices.def	(revision f82cc1a8b4ee798f973ebf4a538095c9addffcbc)
@@ -22,9 +22,9 @@
 },
 #endif
+#ifdef CONFIG_RUN_VIRTUAL_USB_HC
 /* Virtual USB host controller. */
-/*
 {
 	.name = "usbhc",
 	.match_id = "usb&hc=vhc"
 },
-*/
+#endif