IBMVFC_NUM_INTERNAL_SUBQ_REQ
max_cmds += (scsi_qdepth + IBMVFC_NUM_INTERNAL_SUBQ_REQ) *
queue->total_depth = scsi_qdepth + IBMVFC_NUM_INTERNAL_SUBQ_REQ;
queue->reserved_depth = IBMVFC_NUM_INTERNAL_SUBQ_REQ;