On Thu, 15 Sep 2011 21:00:38 +0800, Amos Kong <akong@xxxxxxxxxx> wrote: > + netdev->xid = random(); This will not work for reboots. The decision that the hardware address is choosen was not accidental. Not sure if some DHCP server will count on the ID. (RFC 2131 "Retain DHCP client configuration across server reboots, and, whenever possible, a DHCP client should be assigned the same configuration parameters despite restarts of the DHCP mechanism"). If not so I am fine with the patch. Hagen -- 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