atapi_eh_tur(9)

💖 atapi_eh_tur(9) 💖

okay so bestie, this is the atapi_eh_tur(9) page from the Kernel API Manual. it's literally about performing ATAPI TEST_UNIT_READY, and it's giving “small function, big kernel energy.” let's get into it 🫶

✨ NAME ✨

atapi_eh_tur — perform ATAPI TEST_UNIT_READY

🧚 SYNOPSIS 🧚

unsigned int atapi_eh_tur (struct ata_device *dev , u8 *r_sense_key );

🎀 ARGUMENTS 🎀

• dev — target ATAPI device. like, the device we're checking on 💅
• r_sense_key — out parameter for sense_key; that's where the sense key lands 🫶

🌸 DESCRIPTION 🌸

okay so the whole job is: perform ATAPI TEST_UNIT_READY. no cap, that's the function. ✨

LOCKING: EH context (may sleep). 😴 so yes, this one may sleep — keep that in mind, bestie.

🔥 RETURN 🔥

0 on success, AC_ERR_* mask on failure. periodt. 💅

🌈 SEE ALSO 🌈

Kernel file ./drivers/ata/libata-eh.c — and the cross-ref group chat is: __ata_ehi_push_desc(9), ata_ehi_push_desc(9), ata_ehi_clear_desc(9), ata_port_desc(9), ata_port_pbar_desc(9), ata_internal_cmd_timeout(9), ata_internal_cmd_timed_out(9), ata_eh_acquire(9), ata_eh_release(9), ata_scsi_error(9), ata_scsi_cmd_error_handler(9), ata_scsi_port_error_handler(9), ata_port_wait_eh(9), ata_eh_set_pending(9), ata_qc_schedule_eh(9), ata_std_sched_eh(9), ata_std_end_eh(9), ata_port_schedule_eh(9), ata_link_abort(9), ata_port_abort(9), __ata_port_freeze(9), ata_port_freeze(9), ata_eh_freeze_port(9), ata_eh_thaw_port(9), ata_eh_qc_complete(9), ata_eh_qc_retry(9), ata_dev_disable(9), ata_eh_detach_dev(9), ata_eh_about_to_do(9), ata_eh_done(9), ata_err_string(9), ata_eh_decide_disposition(9), ata_eh_request_sense(9), atapi_eh_request_sense(9), ata_eh_analyze_serror(9), ata_eh_analyze_tf(9), ata_eh_speed_down_verdict(9), ata_eh_speed_down(9), ata_eh_worth_retry(9), ata_eh_quiet(9), ata_eh_link_set_lpm(9), ata_eh_link_autopsy(9), ata_eh_autopsy(9), ata_get_cmd_name(9), ata_eh_link_report(9), ata_eh_report(9), ata_eh_set_mode(9), atapi_eh_clear_ua(9), ata_eh_maybe_retry_flush(9), ata_eh_recover(9), ata_eh_finish(9), ata_std_error_handler(9), ata_eh_handle_port_suspend(9), ata_eh_handle_port_resume(9).

🎀 okay that's the page, bestie! source/version: ./drivers/ata; date: October 2026; manual name: atapi_eh_tur(9). slay, and happy kernel-ing 💅✨