Please send a version that does direct block I/O similar to xen-blkback for now. If we get proper in-kernel aio support one day you can add back file backend support. -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html