pmcraid_cancel_ldn(9)

💅 pmcraid_cancel_ldn(9) — a kernel API manual moment

okay so this is a page from the Kernel API Manual, and honestly it's a short one but it's important, so bestie pay attention for like 30 seconds 🫶

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✨ NAME ✨

pmcraid_cancel_ldn — cancel an LDN HCAM that's already registered with the IOA 💀

like. it un-registers it. that's the whole vibe.

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🌸 SYNOPSIS 🌸

void pmcraid_cancel_ldn (struct pmcraid_cmd *cmd );

that's it. that's the whole function signature. no return value, no drama, just vibes ✨

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🎀 ARGUMENTS 🎀

• cmd — the command block you're gonna use for cancelling the HCAM. that's it, that's the whole parameter, she's simple and she knows what she wants 💅

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🦋 SEE ALSO 🦋

okay so this is the part where it gets iconic — this manpage has a whole friend group. the kernel file is ./drivers/scsi/pmcraid.c and here's everyone in it, no cap, all of them:

pmcraid_sdev_init(9), pmcraid_sdev_configure(9), pmcraid_sdev_destroy(9), pmcraid_change_queue_depth(9), pmcraid_init_cmdblk(9), pmcraid_reinit_cmdblk(9), pmcraid_get_free_cmd(9), pmcraid_return_cmd(9), pmcraid_read_interrupts(9), pmcraid_disable_interrupts(9), pmcraid_enable_interrupts(9), pmcraid_clr_trans_op(9), pmcraid_reset_type(9), pmcraid_bist_done(9), pmcraid_start_bist(9), pmcraid_reset_alert_done(9), pmcraid_reset_alert(9), pmcraid_timeout_handler(9), pmcraid_internal_done(9), pmcraid_reinit_cfgtable_done(9), pmcraid_erp_done(9), _pmcraid_fire_command(9), pmcraid_send_cmd(9), pmcraid_ioa_shutdown_done(9), pmcraid_ioa_shutdown(9), pmcraid_get_fwversion_done(9), pmcraid_get_fwversion(9), pmcraid_identify_hrrq(9), pmcraid_send_hcam_cmd(9), pmcraid_init_hcam(9), pmcraid_send_hcam(9), pmcraid_prepare_cancel_cmd(9), pmcraid_cancel_hcam(9), pmcraid_cancel_ccn(9), pmcraid_expose_resource(9), pmcraid_netlink_init(9), pmcraid_netlink_release(9), pmcraid_notify_ccn(9), pmcraid_notify_ldn(9), pmcraid_notify_ioastate(9), pmcraid_handle_config_change(9), pmcraid_get_error_info(9), pmcraid_ioasc_logger(9), pmcraid_handle_error_log(9), pmcraid_process_ccn(9), pmcraid_process_ldn(9), pmcraid_register_hcams(9), pmcraid_unregister_hcams(9), pmcraid_reset_enable_ioa(9), pmcraid_soft_reset(9), pmcraid_get_dump(9), pmcraid_fail_outstanding_cmds(9)

and we're not done, there's more, she keeps going 🔥

pmcraid_ioa_reset(9), pmcraid_initiate_reset(9), pmcraid_reset_reload(9), pmcraid_reset_bringdown(9), pmcraid_reset_bringup(9), pmcraid_request_sense(9), pmcraid_cancel_all(9), pmcraid_frame_auto_sense(9), pmcraid_error_handler(9), pmcraid_reset_device(9), _pmcraid_io_done(9), pmcraid_io_done(9), pmcraid_abort_cmd(9), pmcraid_abort_complete(9), pmcraid_eh_abort_handler(9), pmcraid_eh_device_reset_handler(9), pmcraid_eh_host_reset_handler(9), pmcraid_init_ioadls(9), pmcraid_build_ioadl(9), pmcraid_queuecommand_lck(9), pmcraid_ioctl_driver(9), pmcraid_check_ioctl_buffer(9), pmcraid_show_log_level(9), pmcraid_store_log_level(9), pmcraid_show_drv_version(9), pmcraid_show_adapter_id(9), pmcraid_isr(9), pmcraid_worker_function(9), pmcraid_tasklet_function(9), pmcraid_unregister_interrupt_handler(9), pmcraid_register_interrupt_handler(9), pmcraid_release_cmd_blocks(9), pmcraid_release_control_blocks(9), pmcraid_allocate_cmd_blocks(9), pmcraid_allocate_control_blocks(9), pmcraid_release_host_rrqs(9), pmcraid_allocate_host_rrqs(9), pmcraid_release_hcams(9), pmcraid_allocate_hcams(9)

still going, hold on 🧚

pmcraid_release_config_buffers(9), pmcraid_allocate_config_buffers(9), pmcraid_init_tasklets(9), pmcraid_kill_tasklets(9), pmcraid_release_buffers(9), pmcraid_init_buffers(9), pmcraid_reinit_buffers(9), pmcraid_init_instance(9), pmcraid_shutdown(9), pmcraid_setup_chrdev(9), pmcraid_release_chrdev(9), pmcraid_remove(9), pmcraid_suspend(9), pmcraid_resume(9), pmcraid_complete_ioa_reset(9), pmcraid_set_supported_devs(9), pmcraid_set_timestamp(9), pmcraid_init_res_table(9), pmcraid_querycfg(9), pmcraid_probe(9), pmcraid_init(9), pmcraid_exit(9)

literally the whole extended universe. iykyk 💜

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ngl this one's a tiny manpage but the friend list is not tiny — if you're looking for something in ./drivers/scsi/pmcraid.c, it's probably in there somewhere bestie, go say hi 🫶

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🌸 okay that's the whole page!! brought to you by the Kernel API Manual, straight out of ./drivers/scsi, dated October 2026, and this page is literally called pmcraid_cancel_ldn(9) — mwah, slay, periodt 💅✨🎀