KVM_CLOCK_DEVNAME
kvm_clock_devclass = devclass_find(KVM_CLOCK_DEVNAME);
if (device_find_child(parent, KVM_CLOCK_DEVNAME, DEVICE_UNIT_ANY))
BUS_ADD_CHILD(parent, 0, KVM_CLOCK_DEVNAME, 0);
pvclock_init(&sc->pvc, dev, KVM_CLOCK_DEVNAME, KVM_CLOCK_TC_QUALITY, 0);
KVM_CLOCK_DEVNAME,