IBCM_REQ_POST_BUSY
while (statep->send_mad_flags & IBCM_REQ_POST_BUSY)
ASSERT((statep->send_mad_flags & IBCM_REQ_POST_BUSY)
statep->send_mad_flags |= IBCM_REQ_POST_BUSY;
statep->send_mad_flags &= ~IBCM_REQ_POST_BUSY;
statep->send_mad_flags |= IBCM_REQ_POST_BUSY;