root_device_unregister(9)

🌸 NAME 🌸

root_device_unregister — unregister and free a root device. This is the root_device_unregister(9) page from the Kernel API Manual, and it's lowkey the cleanup bestie for a root device that's on its way out. 💅

✨ SYNOPSIS ✨

void root_device_unregister (struct device *dev );

🎀 ARGUMENTS 🎀

• dev — the device that's going away 👋

💖 DESCRIPTION 💖

Okay so root_device_unregister unregisters and cleans up a device that was created by root_device_register. That's the whole plot, bestie. It's giving "exit gracefully": the device is leaving the chat, and this function handles the unregister-and-cleanup routine. No cap, that's exactly what the page says. ✨

🦋 SEE ALSO 🦋

The original points at Kernel file ./drivers/base/core.c and then this whole squad of (9) pages. Here's every single one — no omissions, periodt 💅:

• __fwnode_link_add(9)
• __fwnode_link_del(9)
• __fwnode_link_cycle(9)
• fwnode_links_purge_suppliers(9)
• fwnode_links_purge_consumers(9)
• fwnode_links_purge(9)
• __fwnode_links_move_consumers(9)
• __fw_devlink_pickup_dangling_consumers(9)
• fw_devlink_refresh_fwnode(9)
• device_is_dependent(9)
• device_pm_move_to_tail(9)
• device_link_wait_removal(9)
• device_link_add(9)
• device_link_del(9)
• device_link_remove(9)
• device_links_check_suppliers(9)
• __device_links_queue_sync_state(9)
• device_links_flush_sync_list(9)
• device_links_force_bind(9)
• device_links_driver_bound(9)
• __device_links_no_driver(9)
• device_links_no_driver(9)
• device_links_driver_cleanup(9)
• device_links_busy(9)
• device_links_unbind_consumers(9)
• device_links_purge(9)
• wait_for_init_devices_probe(9)
• fwnode_is_ancestor_of(9)
• fwnode_get_next_parent_dev(9)
• __fw_devlink_relax_cycles(9)
• fw_devlink_create_devlink(9)
• __fw_devlink_link_to_consumers(9)
• __fw_devlink_link_to_suppliers(9)
• dev_driver_string(9)
• device_release(9)
• devm_device_add_group(9)
• devices_kset_move_before(9)
• devices_kset_move_after(9)
• devices_kset_move_last(9)
• device_create_file(9)
• device_remove_file(9)
• device_remove_file_self(9)
• device_create_bin_file(9)
• device_remove_bin_file(9)
• device_initialize(9)
• kobject_has_children(9)
• dev_set_name(9)
• device_add(9)
• device_register(9)
• get_device(9)
• put_device(9)
• device_del(9)
• device_unregister(9)
• device_get_devnode(9)
• device_for_each_child(9)
• device_for_each_child_reverse(9)
• device_for_each_child_reverse_from(9)
• device_find_child(9)
• device_offline(9)
• device_online(9)
• __root_device_register(9)
• device_create(9)
• device_create_with_groups(9)
• device_destroy(9)
• device_rename(9)
• device_move(9)
• device_change_owner(9)
• device_shutdown(9)
• dev_err_probe(9)
• dev_warn_probe(9)
• set_primary_fwnode(9)
• set_secondary_fwnode(9)
• device_remove_of_node(9)
• device_add_of_node(9)
• device_set_of_node_from_dev(9)
• get_dev_from_fwnode(9)

Sign-off vibes: source path ./drivers/base, dated October 2026, and yes bestie, it's the root_device_unregister(9) page — mwah 💖