free_scb
TAILQ_HEAD(, mesh_scb) free_scb;
TAILQ_INIT(&sc->free_scb);
TAILQ_INSERT_TAIL(&sc->free_scb, &sc->sc_scb[i], chain);
if ((scb = sc->free_scb.tqh_first) != NULL)
TAILQ_REMOVE(&sc->free_scb, scb, chain);
TAILQ_INSERT_HEAD(&sc->free_scb, scb, chain);
TAILQ_INIT(&sc->free_scb);
TAILQ_INSERT_TAIL(&sc->free_scb, &sc->sc_scb[i], chain);
scb = TAILQ_FIRST(&sc->free_scb);
TAILQ_REMOVE(&sc->free_scb, scb, chain);
TAILQ_INSERT_HEAD(&sc->free_scb, scb, chain);
TAILQ_HEAD(, spifi_scb) free_scb;
free_scb(sc, scb);
static void free_scb(struct sc_softc *, struct sc_scb *);