TUNABLE_INT
TUNABLE_INT("hw.ix.unsupported_sfp", &allow_unsupported_sfp);
TUNABLE_INT("hw.ixv.num_queues", &ixv_num_queues);
TUNABLE_INT("hw.ixv.enable_aim", &ixv_enable_aim);
TUNABLE_INT("hw.ixv.max_interrupt_rate", &ixv_max_interrupt_rate);
TUNABLE_INT("hw.ixv.rx_process_limit", &ixv_rx_process_limit);
TUNABLE_INT("hw.ixv.tx_process_limit", &ixv_tx_process_limit);
TUNABLE_INT("hw.ixv.txd", &ixv_txd);
TUNABLE_INT("hw.ixv.rxd", &ixv_rxd);
TUNABLE_INT("hw.ixv.enable_legacy_tx", &ixv_enable_legacy_tx);
TUNABLE_INT(log_level, "Enable debugging output");
TUNABLE_INT(request_ring_pages, "No. of pages for the request ring");
TUNABLE_INT(use_msg, "Use message passing");
TUNABLE_INT(use_msi, "Use MSI interrupt");
TUNABLE_INT(use_msix, "Use MSXI interrupt");
TUNABLE_INT(use_req_call_threshold, "Use request limit");
TUNABLE_INT(max_queue_depth, "Maximum size of request queue");