i40e_vc_process_vflr_event(9)

💖 i40e_vc_process_vflr_event 💖

okay bestie, so this is a page straight out of the Kernel API Manual (yes, the Kernel API Manual, we're in the big leagues now ✨) and it's all about one very specific little function: i40e_vc_process_vflr_event. She's niche, she's a driver girlie, and she's here to clean up after a VF. Let's get into it 🫶

🌸 NAME 🌸

i40e_vc_process_vflr_event — and that's literally it, the manpage gives zero description after the dash, so no tea to spill here 💀 the function name is doing all the talking.

✨ SYNOPSIS ✨

int i40e_vc_process_vflr_event (struct i40e_pf *pf );

like, she returns an int, she takes one argument, that's the whole vibe check 👑

🎀 ARGUMENTS 🎀

• pf — a pointer to the PF structure. that's it, that's the argument, the PF structure pointer is the main character here 💅

🦋 DESCRIPTION 🦋

so what does she actually do? This one gets called from the vlfr irq handler (yes, vlfr, that's how it's spelled in the original, we don't fix, we just report 🙈) and her whole job is to free up VF resources and state variables. cleaning up, tidying the mess, releasing the stuff, resetting the state — she's the friend who helps you pack up after the party 🧹💖

🌈 SEE ALSO 🌈

the source lives in the kernel file ./drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c — go say hi to her sisters:

i40e_vc_vf_broadcast(9), i40e_vc_link_speed2mbps(9), i40e_set_vf_link_state(9), i40e_vc_notify_vf_link_state(9), i40e_vc_notify_link_state(9), i40e_vc_notify_reset(9), i40e_vc_notify_vf_reset(9), i40e_vc_reset_vf(9), i40e_vc_isvalid_vsi_id(9), i40e_vc_isvalid_queue_id(9), i40e_vc_isvalid_vector_id(9), i40e_vc_get_pf_queue_id(9), i40e_get_real_pf_qid(9), i40e_config_irq_link_list(9), i40e_release_rdma_qvlist(9), i40e_config_rdma_qvlist(9), i40e_config_vsi_tx_queue(9), i40e_config_vsi_rx_queue(9), i40e_alloc_vsi_res(9), i40e_map_pf_queues_to_vsi(9), i40e_map_pf_to_vf_queues(9), i40e_enable_vf_mappings(9), i40e_disable_vf_mappings(9), i40e_free_vf_res(9), i40e_alloc_vf_res(9), i40e_quiesce_vf_pci(9), __i40e_getnum_vf_vsi_vlan_filters(9), i40e_getnum_vf_vsi_vlan_filters(9), i40e_get_vlan_list_sync(9), i40e_set_vsi_promisc(9), i40e_config_vf_promiscuous_mode(9), i40e_sync_vfr_reset(9), i40e_trigger_vf_reset(9), i40e_cleanup_reset_vf(9), i40e_reset_vf(9), i40e_reset_all_vfs(9), i40e_free_vfs(9), i40e_alloc_vfs(9), i40e_pci_sriov_enable(9), i40e_pci_sriov_configure(9), i40e_vc_send_msg_to_vf(9), i40e_vc_send_resp_to_vf(9), i40e_sync_vf_state(9), i40e_vc_get_version_msg(9), i40e_del_qch(9), i40e_vc_get_max_frame_size(9), i40e_vc_get_vf_resources_msg(9), i40e_vc_config_promiscuous_mode_msg(9), i40e_vc_config_queues_msg(9), i40e_validate_queue_map(9), i40e_vc_config_irq_map_msg(9), i40e_ctrl_vf_tx_rings(9), i40e_ctrl_vf_rx_rings(9), i40e_vc_validate_vqs_bitmaps(9), i40e_vc_enable_queues_msg(9), i40e_vc_disable_queues_msg(9), i40e_check_enough_queue(9), i40e_vc_request_queues_msg(9), i40e_vc_get_stats_msg(9), i40e_check_vf_permission(9), i40e_vc_ether_addr_type(9), i40e_is_vc_addr_legacy(9), i40e_is_vc_addr_primary(9), i40e_update_vf_mac_addr(9), i40e_vc_add_mac_addr_msg(9), i40e_vc_del_mac_addr_msg(9), i40e_vc_add_vlan_msg(9), i40e_vc_remove_vlan_msg(9), i40e_vc_rdma_msg(9), i40e_vc_rdma_qvmap_msg(9), i40e_vc_config_rss_key(9), i40e_vc_config_rss_lut(9), i40e_vc_get_rss_hashcfg(9), i40e_vc_set_rss_hashcfg(9), i40e_vc_enable_vlan_stripping(9), i40e_vc_disable_vlan_stripping(9), i40e_validate_cloud_filter(9), i40e_find_vsi_from_seid(9), i40e_del_all_cloud_filters(9), i40e_vc_del_cloud_filter(9), i40e_vc_add_cloud_filter(9), i40e_vc_add_qch_msg(9), i40e_vc_del_qch_msg(9), i40e_vc_process_vf_msg(9), i40e_validate_vf(9), i40e_check_vf_init_timeout(9), i40e_ndo_set_vf_mac(9), i40e_ndo_set_vf_port_vlan(9), i40e_ndo_set_vf_bw(9), i40e_ndo_get_vf_config(9), i40e_ndo_set_vf_link_state(9), i40e_ndo_set_vf_spoofchk(9), i40e_setup_vf_trust(9), i40e_ndo_set_vf_trust(9), i40e_get_vf_stats(9)

and that's the whole page, bestie, no cap 🫶 this lil gem comes from ./drivers/net/ethernet/intel/i40e, dated October 2026, and she goes by i40e_vc_process_vflr_event(9) — iconic, honestly 💜✨