SMT_TID_NIF
if (!smc->sm.pend[SMT_TID_NIF])
smc->sm.pend[SMT_TID_NIF] = smt_get_tid(smc) ;
smc->sm.pend[SMT_TID_NIF], SMT_REQUEST,0) ;
smc->sm.pend[SMT_TID_NIF] = 0 ;
if (sm->smt_tid == smc->sm.pend[SMT_TID_NIF]) {
smc->sm.pend[SMT_TID_NIF] = 0 ;
smc->sm.pend[SMT_TID_NIF], sm->smt_tid);