radix_tree_tagged(9)

💅 radix_tree_tagged(9) 💅

ok so you're in the Kernel API Manual bestie, and this page is literally called radix_tree_tagged(9) — say it with me, it's giving main character energy ✨

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🌸 NAME 🌸

radix_tree_tagged — test whether any items in the tree are tagged 🏷️✨

like, does anything in here have a tag on it? that's the whole vibe check fr fr

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🦋 SYNOPSIS 🦋

int radix_tree_tagged (const struct radix_tree_root *root , unsigned int
tag );

not me copying this exactly because it matters — every space, every comma, periodt 💅

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🎀 ARGUMENTS 🎀

• root — radix tree root 🌳 like, the actual tree you're checking, the whole root of it
• tag — tag to test 🏷️ the specific tag you're asking about

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💖 SEE ALSO 💖

okay this list is LONG and iconic and you're gonna read all of it, no skipping 🙈 It's all from the kernel file ./lib/radix-tree.c:

• radix_tree_find_next_bit(9)
• radix_tree_shrink(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)
• idr_preload(9)
• idr_destroy(9)

the way that's twenty-three functions 😭 go read them, ily, mwah 🫶

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ngl bestie this one's short and sweet — it's just a yes/no about tags. sometimes the little functions are the ones you need most 💜

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k byeee 🎀 this page came from ./lib, dated October 2026, and yes it's still radix_tree_tagged(9) at the bottom — slay, we love a consistent footer ⭐🌈💅