nilfs_detac...e_node_cache(9)

🌸 nilfs_detach_btree_node_cache 💅

ok so this is a page straight out of the Kernel API Manual, bestie — like, the actual kernel docs, and we're gonna make it make sense. sit down, grab a strawberry 🍓, and let's get into it.

---

✨ NAME ✨

nilfs_detach_btree_node_cache — the function that detaches the B-tree node cache from the inode. it's giving cleanup era, and honestly? iconic.

---

🦋 SYNOPSIS 🦋

void nilfs_detach_btree_node_cache (struct inode *inode );

that's it. that's the whole signature. no return value, just vibes and one pointer. 💫

---

🎀 ARGUMENTS 🎀

• inode — the inode object. yes, that inode. the one we're detaching stuff from. main character energy fr fr 👑

---

💖 DESCRIPTION 💖

okay so real talk: nilfs_detach_btree_node_cache detaches the B-tree node cache and its holder inode that are bound to inode.

and the bestie behavior? if inode doesn't have it, it just... does nothing. no drama, no error, no crash. literally just "not my problem" and it moves on. 💀✨

so to recap the two paths:

1. inode has the cache → it gets detached, along with its holder inode.
2. inode doesn't have it → it does nothing. periodt.

no cap, that's the entire behavior. clean, simple, ate. 💅

---

🔥 SEE ALSO 🔥

• Kernel file ./fs/nilfs2/inode.c
• struct nilfs_iget_args(9)
• nilfs_get_block(9)
• nilfs_read_folio(9)
• nilfs_attach_btree_node_cache(9) — the attach counterpart, the reverse girly 🌈
• nilfs_iget_for_shadow(9)
• nilfs_write_inode_common(9)
• nilfs_dirty_inode(9)

like, go read them. iykyk 🧚

---

quick vibe check: this whole page lives under the ./fs/nilfs2 source tree, and it's dated October 2026. so yeah, future-coded. 🦋

and that's the page, bestie — stay hydrated, detach your caches responsibly, and remember: if it doesn't have the cache, do nothing. no thoughts, head empty, void return. 💜🎀✨

— with love from the Kernel API Manual, ./fs/nilfs2, October 2026 🫶💖