i40e_queue_pair_disable(9)
π i40e_queue_pair_disable(9) π
okay so welcome to the Kernel API Manual bestie, this one's short but she's important π it's i40e_queue_pair_disable(9) and no cap, the whole flex of this page is "turn a queue pair off, tell you if it worked."
β¨ NAME β¨
i40e_queue_pair_disable β literally disables a queue pair. that's it. that's the whole job. iconic minimalism π
πΈ SYNOPSIS πΈ
int i40e_queue_pair_disable (struct i40e_vsi *vsi , int queue_pair );
look at her go π¦ returns an int, takes two things. chef's kiss.
π ARGUMENTS π
vsiβ it's thevsi. yes the man page really just saysvsi. main character energy, honestly πqueue_pairβ the queue pair. again. the page is not giving us lore today π
ok but fr fr, the original doc gives you the names and nothing else β i'm not gonna sit here and invent extra meaning, that would be lying to you and i would never π
π₯ DESCRIPTION π₯
returns 0 on success, <0 on failure. periodt. that's the whole contract.
so like β check that return value, bestie π 0 means slay, negative means something went sideways and you should probably go look at it.
π SEE ALSO π
okay this is where things get UNHINGED, the SEE ALSO section is like 400 entries long. i'm not skipping a single one, we're doing this, buckle up π«Ά
- π first up, the source file:
./drivers/net/ethernet/intel/i40e/i40e_main.cβ Kernel file, go read her if you're nosy - memory & lump crew:
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) - π the stats girlies, part one:
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) - π stats girlies, part two β¨:
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) - π filters & mac/vlan squad:
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) - π¦ rss + queue map besties:
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) - πΈ aqc & filter sync crew:
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) - π·οΈ vlan everything:
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) - π§ rings & resources:
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) - βοΈ configuring all the things:
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) - π irq era:
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) - πΊοΈ vectors & queues:
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) - π¦ more queue control:
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) - π§Ή teardown crew:
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) - π tc / dcb crew:
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) - πΈ bandwidth & channels:
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) - π channel setup:
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) - π port tx + dcb config:
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) - β¬οΈ up/down & macvlan:
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) - π§΅ fwd & tc offload:
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) - πΊ flower/cloud filters:
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) - π reset & events:
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) - π§Ώ fdir & subtasks:
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) - π§© eeprom & switch:
i40e_verify_eeprom(9),i40e_enable_pf_switch_lb(9),i40e_disable_pf_switch_lb(9),i40e_config_bridge_mode(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) - π§ reset & rebuild:
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) - π mdd + service:
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) - π§ alloc & interrupt scheme:
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) - π rss regs & luts:
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) - π― sw init & features:
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) - π« busy conf + our queue pair fam:
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_enable(9),i40e_xdp(9) - π§Έ netdev & vsi:
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) - 𧬠veb & switch setup:
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) - π οΈ mac addr & recovery:
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) - π€ power & pci error path:
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) - π¬ and the last lil trio:
i40e_resume(9),i40e_init_module(9),i40e_exit_module(9)
yeah. all of them. every single one. i counted, i did not skip, we ate that list UP π₯
okay that's the page bestie π this came out of the ./drivers/net/ethernet/intel/i40e source, October 2026 version β go disable a queue pair responsibly, and remember: check the return value, 0 is the slay outcome π«Άβ¨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