i40e_config_bridge_mode(9)
π i40e_config_bridge_mode(9) π
okay so bestie, welcome to the kernel api manual β this one's from the i40e driver docs, and honestly? it's short, it's sweet, it's giving "one job and it does it." let's get into it π
β¨ NAME β¨
i40e_config_bridge_mode β configure the HW bridge mode π
like, that's it. that's the whole name. iconic brevity fr fr.
πΈ SYNOPSIS πΈ
void i40e_config_bridge_mode (struct i40e_veb *veb );
notice the void? she returns nothing. no exit status, no error code, not a single crumb of feedback. she just does her thing and leaves. main character energy tbh π
π¦ ARGUMENTS π¦
vebβ pointer to the bridge instance. that's the one and only thing she wants from you π
π§ DESCRIPTION π§
so here's the vibe: this function configures the loop back mode for the LAN VSI that is downlink to the specified HW bridge instance. yes, "downlink to the specified HW bridge instance" β I'm not paraphrasing that, that's the actual relationship. the VSI hangs off the bridge, and this is the function that handles the loopback situation for it π
and the expectations? very specific, very demure:
it is expected that this function is called when a new HW bridge is instantiated. not "whenever", not "if you feel like it" β when a new HW bridge gets instantiated. that's the moment. periodt. β¨
so like, don't just call her for funsies. call her at bridge-instantiation time and she'll slay π«Ά
π₯ SEE ALSO π₯
okay this is the part where the manpage went absolutely unhinged and listed, like, the entire driver. no cap. I'm giving you all of it, one by one, because we do not skip entries in this house π
first up, the kernel file this lives in:
- Kernel file
./drivers/net/ethernet/intel/i40e/i40e_main.c
and now the whole extended family π:
i40e_hw_to_dev(9),i40e_allocate_dma_mem(9),i40e_free_dma_mem(9),i40e_allocate_virt_mem(9),i40e_free_virt_mem(9),i40e_get_lump(9),i40e_put_lump(9),i40e_find_vsi_from_id(9),i40e_service_event_schedule(9),i40e_tx_timeout(9),i40e_get_vsi_stats_struct(9),i40e_get_netdev_stats_struct_tx(9),i40e_get_netdev_stats_struct(9),i40e_vsi_reset_stats(9),i40e_pf_reset_stats(9),i40e_compute_pci_to_hw_id(9),i40e_stat_update64(9),i40e_stat_update48(9),i40e_stat_update32(9),i40e_stat_update_and_clear32(9),i40e_stats_update_rx_discards(9),i40e_update_eth_stats(9),i40e_update_veb_stats(9),i40e_update_vsi_stats(9),i40e_update_pf_stats(9),i40e_update_stats(9),i40e_count_all_filters(9),i40e_count_active_filters(9),i40e_find_filter(9),i40e_find_mac(9),i40e_is_vsi_in_vlan(9),i40e_correct_mac_vlan_filters(9),i40e_get_vf_new_vlan(9),i40e_correct_vf_mac_vlan_filters(9),i40e_rm_default_mac_filter(9),i40e_add_filter(9),__i40e_del_filter(9),i40e_add_mac_filter(9),i40e_del_mac_filter(9),i40e_set_mac(9),i40e_config_rss_aq(9),i40e_vsi_config_rss(9),i40e_vsi_setup_queue_map_mqprio(9),i40e_vsi_setup_queue_map(9),i40e_addr_sync(9),i40e_addr_unsync(9),i40e_set_rx_mode(9),i40e_undo_del_filter_entries(9),i40e_undo_add_filter_entries(9),i40e_next_filter(9),i40e_update_filter_state(9),i40e_aqc_del_filters(9),i40e_aqc_add_filters(9),i40e_aqc_broadcast_filter(9),i40e_set_promiscuous(9),i40e_sync_vsi_filters(9),i40e_sync_filters_subtask(9),i40e_calculate_vsi_rx_buf_len(9),i40e_max_vsi_frame_size(9),i40e_change_mtu(9),i40e_vlan_stripping_enable(9),i40e_vlan_stripping_disable(9),i40e_add_vlan_all_mac(9),i40e_vsi_add_vlan(9),i40e_rm_vlan_all_mac(9),i40e_vsi_kill_vlan(9),i40e_vlan_rx_add_vid(9),i40e_vlan_rx_add_vid_up(9),i40e_vlan_rx_kill_vid(9),i40e_restore_vlan(9),i40e_vsi_add_pvid(9),i40e_vsi_remove_pvid(9),i40e_vsi_setup_tx_resources(9),i40e_vsi_free_tx_resources(9),i40e_vsi_setup_rx_resources(9),i40e_vsi_free_rx_resources(9),i40e_config_xps_tx_ring(9),i40e_xsk_pool(9),i40e_configure_tx_ring(9),i40e_rx_offset(9),i40e_configure_rx_ring(9),i40e_vsi_configure_tx(9),i40e_vsi_configure_rx(9),i40e_vsi_config_dcb_rings(9),i40e_set_vsi_rx_mode(9),i40e_reset_fdir_filter_cnt(9),i40e_fdir_filter_restore(9),i40e_vsi_configure(9),i40e_vsi_configure_msix(9),i40e_enable_misc_int_causes(9),i40e_configure_msi_and_legacy(9),i40e_irq_dynamic_disable_icr0(9),i40e_irq_dynamic_enable_icr0(9),i40e_msix_clean_rings(9),i40e_irq_affinity_notify(9),i40e_irq_affinity_release(9),i40e_vsi_request_irq_msix(9),i40e_vsi_disable_irq(9),i40e_vsi_enable_irq(9),i40e_free_misc_vector(9),i40e_intr(9),i40e_clean_fdir_tx_irq(9),i40e_fdir_clean_ring(9),i40e_map_vector_to_qp(9),i40e_vsi_map_rings_to_vectors(9),i40e_vsi_request_irq(9),i40e_netpoll(9),i40e_pf_txq_wait(9),i40e_control_tx_q(9),i40e_control_wait_tx_q(9),i40e_vsi_enable_tx(9),i40e_pf_rxq_wait(9),i40e_control_rx_q(9),i40e_control_wait_rx_q(9),i40e_vsi_enable_rx(9),i40e_vsi_start_rings(9),i40e_vsi_stop_rings(9),i40e_vsi_stop_rings_no_wait(9),i40e_vsi_free_irq(9),i40e_free_q_vector(9),i40e_vsi_free_q_vectors(9),i40e_reset_interrupt_capability(9),i40e_clear_interrupt_scheme(9),i40e_napi_enable_all(9),i40e_napi_disable_all(9),i40e_vsi_close(9),i40e_quiesce_vsi(9),i40e_unquiesce_vsi(9),i40e_pf_quiesce_all_vsi(9),i40e_pf_unquiesce_all_vsi(9),i40e_vsi_wait_queues_disabled(9),i40e_pf_wait_queues_disabled(9),i40e_get_iscsi_tc_map(9),i40e_dcb_get_num_tc(9),i40e_dcb_get_enabled_tc(9),i40e_mqprio_get_enabled_tc(9),i40e_pf_get_num_tc(9),i40e_pf_get_tc_map(9),i40e_vsi_get_bw_info(9),i40e_vsi_configure_bw_alloc(9),i40e_vsi_config_netdev_tc(9),i40e_vsi_update_queue_map(9),i40e_update_adq_vsi_queues(9),i40e_vsi_config_tc(9),i40e_vsi_reconfig_tc(9),i40e_get_link_speed(9),i40e_bw_bytes_to_mbits(9),i40e_set_bw_limit(9),i40e_remove_queue_channels(9),i40e_get_max_queues_for_channel(9),i40e_validate_num_queues(9),i40e_vsi_reconfig_rss(9),i40e_channel_setup_queue_map(9),i40e_add_channel(9),i40e_channel_config_tx_ring(9),i40e_setup_hw_channel(9),i40e_setup_channel(9),i40e_validate_and_set_switch_mode(9),i40e_create_queue_channel(9),i40e_configure_queue_channels(9),i40e_veb_config_tc(9),i40e_dcb_reconfigure(9),i40e_resume_port_tx(9),i40e_suspend_port_tx(9),i40e_hw_set_dcb_config(9),i40e_hw_dcb_config(9),i40e_dcb_sw_default_config(9),i40e_init_pf_dcb(9),i40e_print_link_message(9),i40e_up_complete(9),i40e_vsi_reinit_locked(9),i40e_force_link_state(9),i40e_up(9),i40e_down(9),i40e_validate_mqprio_qopt(9),i40e_vsi_set_default_tc_config(9),i40e_del_macvlan_filter(9),i40e_add_macvlan_filter(9),i40e_reset_ch_rings(9),i40e_free_macvlan_channels(9),i40e_fwd_ring_up(9),i40e_setup_macvlans(9),i40e_fwd_add(9),i40e_del_all_macvlans(9),i40e_fwd_del(9),i40e_setup_tc(9),i40e_set_cld_element(9),i40e_add_del_cloud_filter(9),i40e_add_del_cloud_filter_big_buf(9),i40e_parse_cls_flower(9),i40e_handle_tclass(9),i40e_configure_clsflower(9),i40e_find_cloud_filter(9),i40e_delete_clsflower(9),i40e_setup_tc_cls_flower(9),i40e_open(9),i40e_netif_set_realnum_tx_rx_queues(9),i40e_vsi_open(9),i40e_fdir_filter_exit(9),i40e_cloud_filter_exit(9),i40e_close(9),i40e_do_reset(9),i40e_dcb_need_reconfig(9),i40e_handle_lldp_event(9),i40e_do_reset_safe(9),i40e_handle_lan_overflow_event(9),i40e_get_current_fd_count(9),i40e_get_global_fd_count(9),i40e_reenable_fdir_sb(9),i40e_reenable_fdir_atr(9),i40e_delete_invalid_filter(9),i40e_fdir_check_and_reenable(9),i40e_fdir_flush_and_replay(9),i40e_get_current_atr_cnt(9),i40e_fdir_reinit_subtask(9),i40e_vsi_link_event(9),i40e_veb_link_event(9),i40e_link_event(9),i40e_watchdog_subtask(9),i40e_reset_subtask(9),i40e_handle_link_event(9),i40e_clean_adminq_subtask(9),i40e_verify_eeprom(9),i40e_enable_pf_switch_lb(9),i40e_disable_pf_switch_lb(9),i40e_reconstitute_veb(9),i40e_get_capabilities(9),i40e_fdir_sb_setup(9),i40e_fdir_teardown(9),i40e_rebuild_cloud_filters(9),i40e_rebuild_channels(9),i40e_clean_xps_state(9),i40e_prep_for_reset(9),i40e_send_version(9),i40e_get_oem_version(9),i40e_reset(9),i40e_rebuild(9),i40e_reset_and_rebuild(9),i40e_handle_reset_warning(9),i40e_print_vf_mdd_event(9),i40e_print_vfs_mdd_events(9),i40e_handle_mdd_event(9),i40e_service_task(9),i40e_service_timer(9),i40e_set_num_rings_in_vsi(9),i40e_vsi_alloc_arrays(9),i40e_vsi_mem_alloc(9),i40e_vsi_free_arrays(9),i40e_clear_rss_config_user(9),i40e_vsi_clear(9),i40e_vsi_clear_rings(9),i40e_alloc_rings(9),i40e_reserve_msix_vectors(9),i40e_init_msix(9),i40e_vsi_alloc_q_vector(9),i40e_vsi_alloc_q_vectors(9),i40e_init_interrupt_scheme(9),i40e_restore_interrupt_scheme(9),i40e_setup_misc_vector_for_recovery_mode(9),i40e_setup_misc_vector(9),i40e_get_rss_aq(9),i40e_config_rss_reg(9),i40e_get_rss_reg(9),i40e_config_rss(9),i40e_get_rss(9),i40e_fill_rss_lut(9),i40e_pf_config_rss(9),i40e_reconfig_rss_queues(9),i40e_get_partition_bw_setting(9),i40e_set_partition_bw_setting(9),i40e_is_total_port_shutdown_enabled(9),i40e_sw_init(9),i40e_set_ntuple(9),i40e_clear_rss_lut(9),i40e_set_loopback(9),i40e_set_features(9),i40e_ndo_fdb_add(9),i40e_ndo_bridge_setlink(9),i40e_ndo_bridge_getlink(9),i40e_features_check(9),i40e_xdp_setup(9),i40e_enter_busy_conf(9),i40e_exit_busy_conf(9),i40e_queue_pair_reset_stats(9),i40e_queue_pair_clean_rings(9),i40e_queue_pair_toggle_napi(9),i40e_queue_pair_toggle_rings(9),i40e_queue_pair_enable_irq(9),i40e_queue_pair_disable_irq(9),i40e_queue_pair_disable(9),i40e_queue_pair_enable(9),i40e_xdp(9),i40e_config_netdev(9),i40e_vsi_delete(9),i40e_is_vsi_uplink_mode_veb(9),i40e_add_vsi(9),i40e_vsi_release(9),i40e_vsi_setup_vectors(9),i40e_vsi_reinit_setup(9),i40e_vsi_setup(9),i40e_veb_get_bw_info(9),i40e_veb_mem_alloc(9),i40e_switch_branch_release(9),i40e_veb_clear(9),i40e_veb_release(9),i40e_add_veb(9),i40e_veb_setup(9),i40e_setup_pf_switch_element(9),i40e_fetch_switch_configuration(9),i40e_setup_pf_switch(9),i40e_determine_queue_usage(9),i40e_setup_pf_filter_control(9),i40e_get_platform_mac_addr(9),i40e_set_fec_in_flags(9),i40e_check_recovery_mode(9),i40e_pf_loop_reset(9),i40e_check_fw_empr(9),i40e_handle_resets(9),i40e_init_recovery_mode(9),i40e_set_subsystem_device_id(9),i40e_probe(9),i40e_remove(9),i40e_enable_mc_magic_wake(9),i40e_io_suspend(9),i40e_io_resume(9),i40e_pci_error_detected(9),i40e_pci_error_slot_reset(9),i40e_pci_error_reset_prepare(9),i40e_pci_error_reset_done(9),i40e_pci_error_resume(9),i40e_shutdown(9),i40e_suspend(9),i40e_resume(9),i40e_init_module(9),i40e_exit_module(9)
likeβ¦ that's the whole driver in a trench coat π she said "SEE ALSO: everyone." and honestly? respect. π
and that's the page, bestie! short function, massive friend group π«Ά
reminder: no exit status exists here β it's void, so there's literally nothing to check. don't go looking for a return value that isn't there π
mwah π this lil doc lives in ./drivers/net/ethernet/intel/i40e, and it's dated October 2026 β so yeah, future-coded. see you in the next manpage, queen πβ¨π
π¦ where this page comes from
- nixpkgs unstable: linux-manual 7.3.1
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash-1017 on : a language model's rewrite of the original, under its terms