ata_set_max_sectors(9)

✨ ata_set_max_sectors(9) ✨

okay so bestie, welcome to the Kernel API Manual 💖 — today's main character is ata_set_max_sectors, and no cap, she's a little function with one job and she does it.

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🎀 NAME 🎀

ata_set_max_sectors — Set max sectors 💅

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🌸 SYNOPSIS 🌸

int ata_set_max_sectors (struct ata_device *dev , u64 new_sectors );

like, that's the whole vibe right there 🫶

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🦋 ARGUMENTS 🦋

• dev — the target device, aka who we're doing this for 👑
• new_sectors — the new max sectors value to set for the device, the actual number you're handing over ✨

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💜 DESCRIPTION 💜

Set max sectors of dev to new_sectors. that's it, that's the whole function, she ate and left no crumbs 🍓

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🔥 RETURN 🔥

• 0 — on success, slay 🎉
• -EACCES — if the command is aborted or denied (due to previous non-volatile SET_MAX) by the drive 😭 the drive literally said no
• -EIO — on other errors 💀

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🌈 SEE ALSO 🌈

Kernel file ./drivers/ata/libata-core.c — plus the whole extended friend group, all of them, in order, no one left out:

ata_link_next(9), ata_dev_next(9), ata_dev_phys_link(9), ata_force_cbl(9), ata_force_pflags(9), ata_force_link_limits(9), ata_force_xfermask(9), ata_force_quirks(9), atapi_cmd_type(9), ata_set_rwcmd_protocol(9), ata_tf_read_block(9), ata_build_rw_tf(9), ata_pack_xfermask(9), ata_unpack_xfermask(9), ata_xfer_mask2mode(9), ata_xfer_mode2mask(9), ata_xfer_mode2shift(9), ata_mode_string(9), ata_dev_classify(9), ata_id_string(9), ata_id_c_string(9), ata_read_native_max_address(9), ata_hpa_resize(9), ata_dump_id(9), ata_id_xfermask(9), ata_exec_internal(9), ata_pio_need_iordy(9), ata_pio_mask_no_iordy(9), ata_do_dev_read_id(9), ata_dev_read_id(9), ata_dev_power_set_standby(9), ata_dev_power_set_active(9), ata_read_log_page(9), ata_dev_configure(9), ata_cable_40wire(9), ata_cable_80wire(9), ata_cable_unknown(9), ata_cable_ignore(9), ata_cable_sata(9), sata_print_link_status(9), ata_dev_pair(9), ata_timing_cycle2mode(9), ata_down_xfermask_limit(9), ata_set_mode(9), ata_wait_ready(9), ata_wait_after_reset(9), ata_std_prereset(9), ata_std_postreset(9), ata_dev_same_device(9), ata_dev_reread_id(9), ata_dev_revalidate(9), ata_is_40wire(9), cable_is_40wire(9), ata_dev_xfermask(9), ata_dev_set_xfermode(9), ata_dev_set_feature(9), ata_dev_init_params(9), atapi_check_dma(9), ata_std_qc_defer(9), ata_sg_init(9), ata_sg_clean(9), ata_sg_setup(9), swap_buf_le16(9), ata_qc_free(9), ata_qc_complete(9), ata_qc_get_active(9), ata_qc_issue(9), ata_phys_link_online(9), ata_phys_link_offline(9), ata_link_online(9), ata_link_offline(9), ata_host_suspend(9), ata_host_resume(9), ata_dev_init(9), ata_link_init(9), sata_link_init_spd(9), ata_port_alloc(9), ata_host_alloc(9), ata_host_alloc_pinfo(9), ata_finalize_port_ops(9), ata_host_start(9), ata_host_init(9), ata_host_register(9), ata_host_activate(9), ata_dev_free_resources(9), ata_port_detach(9), ata_host_detach(9), ata_pci_remove_one(9), ata_platform_remove_one(9), ata_msleep(9), ata_wait_register(9)

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and that's the whole page, bestie 🧚 this little cutie lives in ./drivers/ata, and the version tag is dated October 2026 — iykyk, see you in the next one 💜🎀