SBD_DEVS_ATTACHED
ASSERT((SBD_DEVS_ATTACHED(sbp) & devset) == 0);
SBD_DEVS_ATTACHED(sbp)) {
if (SBD_DEVS_ATTACHED(sbp) == SBD_DEVS_PRESENT(sbp))
} else if (SBD_DEVS_ATTACHED(sbp)) {