xa_delete_node(9)

🦋 NAME 🦋

okay so bestie, welcome to the Kernel API Manual page for xa_delete_node(9). The NAME is short and iconic: it’s a private interface for workingset code — literally private-interface energy, iykyk. 💅✨

✨ SYNOPSIS ✨

Here’s the signature exactly, no cap:

void xa_delete_node (struct xa_node *node , xa_update_node_t update );

🎀 ARGUMENTS 🎀

• node — the node to be removed from the tree. It’s the main character getting yeeted out of the tree 🌳👋
• update — the function to call to update ancestor nodes. You hand over the callback, it updates the ancestors, periodt 🫶

💜 CONTEXT 💜

vibe check, and this one matters:

bestie, xa_lock must be held on entry and will not be released. So hold it before you call, and don’t expect this function to drop it for you — no cap. 🔒😭

🌈 SEE ALSO 🌈

Kernel file: ./lib/xarray.c. Here’s the whole squad of references, all of them, because we do not skip refs in this house 🫶:

• xas_load(9)
• xas_nomem(9)
• xas_free_nodes(9)
• xas_create_range(9)
• xas_store(9)
• xas_get_mark(9)
• xas_set_mark(9)
• xas_clear_mark(9)
• xas_init_marks(9)
• xas_split_alloc(9)
• xas_split(9)
• xas_try_split_min_order(9)
• xas_try_split(9)
• xas_pause(9)
• xas_find(9)
• xas_find_marked(9)
• xas_find_conflict(9)
• xa_load(9)
• __xa_erase(9)
• xa_erase(9)
• __xa_store(9)
• xa_store(9)
• __xa_cmpxchg(9)
• __xa_insert(9)
• xa_store_range(9)
• xas_get_order(9)
• xa_get_order(9)
• __xa_alloc(9)
• __xa_alloc_cyclic(9)
• __xa_set_mark(9)
• __xa_clear_mark(9)
• xa_get_mark(9)
• xa_set_mark(9)
• xa_clear_mark(9)
• xa_find(9)
• xa_find_after(9)
• xa_extract(9)
• xa_destroy(9)

okay that’s the whole page, bestie. Source/version: ./lib. Date: October 2026. Page: xa_delete_node(9). Mwah, go slay with that lock held 💖🎀✨