PASS_FLAG_ZONE_INPROG
if ((softc->flags & PASS_FLAG_ZONE_INPROG) == 0) {
softc->flags |= PASS_FLAG_ZONE_INPROG;
softc->flags &= ~PASS_FLAG_ZONE_INPROG;
softc->flags &= ~PASS_FLAG_ZONE_INPROG;
while ((softc->flags & PASS_FLAG_ZONE_INPROG)