VTBLK_FLAG_DETACH
if (sc->vtblk_flags & VTBLK_FLAG_DETACH)
sc->vtblk_flags |= VTBLK_FLAG_DETACH;
return (sc->vtblk_flags & VTBLK_FLAG_DETACH ? ENXIO : 0);
if (sc->vtblk_flags & VTBLK_FLAG_DETACH) {