ibmvfc_sdev_init(9)

🌸 ibmvfc_sdev_init — NAME (yes bestie this is the whole vibe) 🌸

okay so like, in the Kernel API Manual (ibmvfc_sdev_init(9), section 9, iykyk), this function's whole personality is:

ibmvfc_sdev_init — setup the device's task set value 💅

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✨ SYNOPSIS ✨

int ibmvfc_sdev_init (struct scsi_device *sdev );

that's it. that's the call. no cap. 🫶

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🎀 ARGUMENTS 🎀

• sdev — a struct scsi_device, i.e. the device you're about to configure. literally the main character of this function. 👑

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🦋 DESCRIPTION 🦋

So what does it do? It sets the device's task set value so that error handling works as expected. That's the whole plot. the way that error handling just. works. because of this. iconic. 😭💖

ngl it's a small function with one job and it eats every single time. no notes.

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🔥 RETURN 🔥

• 0 — slay, it worked, success 💚
• -ENXIO — bestie the device does not exist 💀 sorry

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🌈 SEE ALSO 🌈

lowkey this list is long, so buckle up bestie — every single one of these is in the kernel file ./drivers/scsi/ibmvscsi/ibmvfc-core.c 💜

• ibmvfc_trc_start(9), ibmvfc_trc_end(9), ibmvfc_get_err_index(9), ibmvfc_get_cmd_error(9), ibmvfc_get_err_result(9)
• ibmvfc_retry_cmd(9), ibmvfc_get_ls_explain(9), ibmvfc_get_gs_explain(9), ibmvfc_get_fc_type(9), ibmvfc_set_tgt_action(9)
• ibmvfc_set_host_state(9), ibmvfc_set_host_action(9), ibmvfc_reinit_host(9), ibmvfc_del_tgt(9), ibmvfc_link_down(9)
• ibmvfc_init_host(9), ibmvfc_send_crq(9), ibmvfc_send_crq_init(9), ibmvfc_send_crq_init_complete(9), ibmvfc_init_event_pool(9)
• ibmvfc_free_event_pool(9), ibmvfc_free_queue(9), ibmvfc_release_crq_queue(9), ibmvfc_reenable_crq_queue(9), ibmvfc_reset_crq(9)
• ibmvfc_valid_event(9), ibmvfc_free_event(9), ibmvfc_vfc_eh_done(9), ibmvfc_complete_purge(9), ibmvfc_fail_request(9)
• ibmvfc_purge_requests(9), ibmvfc_hard_reset_host(9), __ibmvfc_reset_host(9), ibmvfc_reset_host(9), ibmvfc_retry_host_init(9)
• __ibmvfc_get_target(9), ibmvfc_get_target(9), ibmvfc_get_host_speed(9), ibmvfc_get_host_port_state(9), ibmvfc_set_rport_dev_loss_tmo(9)
• ibmvfc_release_tgt(9), ibmvfc_get_starget_node_name(9), ibmvfc_get_starget_port_name(9), ibmvfc_get_starget_port_id(9), ibmvfc_wait_while_resetting(9)
• ibmvfc_issue_fc_host_lip(9), ibmvfc_gather_partition_info(9), ibmvfc_set_login_info(9), __ibmvfc_get_event(9), ibmvfc_locked_done(9)
• ibmvfc_init_event(9), ibmvfc_map_sg_list(9), ibmvfc_map_sg_data(9), ibmvfc_timeout(9), ibmvfc_send_event(9)
• ibmvfc_log_error(9), ibmvfc_scsi_relogin(9), ibmvfc_scsi_done(9), ibmvfc_host_chkready(9), ibmvfc_queuecommand(9)
• ibmvfc_sync_completion(9), ibmvfc_bsg_timeout_done(9), ibmvfc_bsg_timeout(9), ibmvfc_bsg_plogi(9), ibmvfc_bsg_request(9)
• ibmvfc_reset_device(9), ibmvfc_match_rport(9), ibmvfc_match_target(9), ibmvfc_match_lun(9), ibmvfc_event_is_free(9)
• ibmvfc_wait_for_ops(9), ibmvfc_cancel_all(9), ibmvfc_match_key(9), ibmvfc_match_evt(9), ibmvfc_abort_task_set(9)
• ibmvfc_eh_abort_handler(9), ibmvfc_eh_device_reset_handler(9), ibmvfc_dev_cancel_all_noreset(9), ibmvfc_eh_target_reset_handler(9), ibmvfc_eh_host_reset_handler(9)
• ibmvfc_terminate_rport_io(9), ibmvfc_get_ae_desc(9), ibmvfc_get_link_state(9), ibmvfc_handle_async(9), ibmvfc_handle_crq(9)
• ibmvfc_scan_finished(9), ibmvfc_target_alloc(9), ibmvfc_sdev_configure(9), ibmvfc_change_queue_depth(9), ibmvfc_show_log_level(9)
• ibmvfc_store_log_level(9), ibmvfc_read_trace(9), ibmvfc_next_async_crq(9), ibmvfc_next_crq(9), ibmvfc_interrupt(9)
• ibmvfc_tasklet(9), ibmvfc_init_tgt(9), ibmvfc_retry_tgt_init(9), ibmvfc_get_prli_rsp(9), ibmvfc_tgt_prli_done(9)
• ibmvfc_tgt_send_prli(9), ibmvfc_tgt_plogi_done(9), ibmvfc_tgt_send_plogi(9), ibmvfc_tgt_implicit_logout_done(9), __ibmvfc_tgt_get_implicit_logout_evt(9)
• ibmvfc_tgt_implicit_logout(9), ibmvfc_tgt_implicit_logout_and_del_done(9), ibmvfc_tgt_implicit_logout_and_del(9), ibmvfc_tgt_move_login_done(9), ibmvfc_tgt_move_login(9)
• ibmvfc_adisc_needs_plogi(9), ibmvfc_tgt_adisc_done(9), ibmvfc_init_passthru(9), ibmvfc_tgt_adisc_cancel_done(9), ibmvfc_adisc_timeout(9)
• ibmvfc_tgt_adisc(9), ibmvfc_tgt_query_target_done(9), ibmvfc_tgt_query_target(9), ibmvfc_alloc_target(9), ibmvfc_alloc_targets(9)
• ibmvfc_discover_targets_done(9), ibmvfc_discover_targets(9), ibmvfc_npiv_login_done(9), ibmvfc_npiv_login(9), ibmvfc_npiv_logout_done(9)
• ibmvfc_npiv_logout(9), ibmvfc_dev_init_to_do(9), ibmvfc_dev_logo_to_do(9), __ibmvfc_work_to_do(9), ibmvfc_work_to_do(9)
• ibmvfc_log_ae(9), ibmvfc_tgt_add_nvme_rport(9), ibmvfc_tgt_add_rport(9), ibmvfc_do_work(9), ibmvfc_work(9)
• ibmvfc_alloc_queue(9), ibmvfc_init_crq(9), ibmvfc_free_mem(9), ibmvfc_alloc_mem(9), ibmvfc_rport_add_thread(9)
• ibmvfc_probe(9), ibmvfc_remove(9), ibmvfc_resume(9), ibmvfc_get_desired_dma(9), ibmvfc_module_init(9), ibmvfc_module_exit(9)

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okay that was a LOT of links and honestly? respect. go read them. or don't. i'm a manpage not a cop. 💅

💖 sig ✨ — this whole thing lives in ./drivers/scsi/ibmvscsi, dated October 2026, and yeah the page and the header are both literally called ibmvfc_sdev_init(9). mwah. 🎀🦋💜