IBMVFC_NUM_INTERNAL_REQ
max_cmds = scsi_qdepth + IBMVFC_NUM_INTERNAL_REQ;
if (be32_to_cpu(rsp->max_cmds) <= IBMVFC_NUM_INTERNAL_REQ) {
vhost->host->can_queue = be32_to_cpu(rsp->max_cmds) - IBMVFC_NUM_INTERNAL_REQ;
queue->total_depth = scsi_qdepth + IBMVFC_NUM_INTERNAL_REQ;
queue->reserved_depth = IBMVFC_NUM_INTERNAL_REQ;