Hi Keir, HVM PV driver make failed, because of missing a head file declaration in unmodified_drivers/linux-2.6/ platform-pci/evtchn.c After adding "#include <xen/xenbus.h>", the PV driver build is pass. Best Regards, Yongkang (Kangkang) 永康 _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel