ti_newbuf_jumbo
static int ti_newbuf_jumbo(struct ti_softc *, int, struct mbuf *);
ti_newbuf_jumbo(sc, sc->ti_jumbo, m);
if (ti_newbuf_jumbo(sc, sc->ti_jumbo, NULL)
ti_newbuf_jumbo(sc, sc->ti_jumbo, m);
if (ti_newbuf_jumbo(sc, i, NULL) == ENOBUFS)