radix_tree_shrink(9)

🌸 radix_tree_shrink(9) 🌸

okay so welcome to the Kernel API Manual page for radix_tree_shrink(9), bestie. Grab your iced coffee, because this one is short and iconic.

✨ NAME ✨

radix_tree_shrink - shrink radix tree to minimum height.

That’s the whole assignment: shrink radix tree to minimum height. No extra lore, no side quests. 💅

🎀 SYNOPSIS 🎀

the signature is literally this, no cap:

bool radix_tree_shrink (struct radix_tree_root *root );

💖 ARGUMENTS 💖

• root — radix tree root. that’s it, that’s the argument. the radix tree root, periodt. 🫶

🦋 SEE ALSO 🦋

the related-page friend group is huge and we are not skipping a single one:

• Kernel file: ./lib/radix-tree.c
• radix_tree_find_next_bit(9)
• __radix_tree_create(9)
• radix_tree_insert(9)
• __radix_tree_lookup(9)
• radix_tree_lookup_slot(9)
• radix_tree_lookup(9)
• __radix_tree_replace(9)
• radix_tree_replace_slot(9)
• radix_tree_iter_replace(9)
• radix_tree_tag_set(9)
• radix_tree_tag_clear(9)
• radix_tree_iter_tag_clear(9)
• radix_tree_tag_get(9)
• radix_tree_next_chunk(9)
• radix_tree_gang_lookup(9)
• radix_tree_gang_lookup_tag(9)
• radix_tree_gang_lookup_tag_slot(9)
• radix_tree_iter_delete(9)
• radix_tree_delete_item(9)
• radix_tree_delete(9)
• radix_tree_tagged(9)
• idr_preload(9)
• idr_destroy(9)

with love from source ./lib, dated October 2026, page radix_tree_shrink(9) 💖✨