VT_NON
case VT_NON:
vp->v_tag = VT_NON;
error = getnewvnode(VT_NON, NULL, &spec_vops, &nvp);
if (vp == NULL || !(vp->v_tag == VT_NON && vp->v_type == VBLK)) {
else if (kf->v_tag == VT_NON && !(kf->v_flag & VCLONE))
case VT_NON: