On 08/01/16 19:05, Gerd Hoffmann wrote: > Hi, > >> If it does, then the host kernel should be 4.4 or later. (If we want to >> capture version numbers, then for each minor release, the latest patch >> level should be required: 4.4.16, 4.5.7, 4.6.5, 4.7.0, because there >> have been a number of KVM tweaks and stable backports for SMM support.) > > Better check /dev/kvm for the KVM_CAP_X86_SMM capability, otherwise the > rhel-7 kernel is out even though smm is backported. > > Probably libvirt already has checks for other caps so it should be easy. The problem is that KVM_CAP_X86_SMM does not guarantee that all the tricky bugfixes are present in the host kernel. Laszlo -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list