ubifs_idx_node_sz(9)

💅 ubifs_idx_node_sz — the one that tells you how big your index node is 💅

okay bestie, so this is a page from the Kernel API Manual, and honestly it's a little cutie. Let's get into it 🫶

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✨ NAME ✨

ubifs_idx_node_sz — returns the index node size. that's it. that's the whole job. iconic, low-key 🎀

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🌸 SYNOPSIS 🌸

int ubifs_idx_node_sz (const struct ubifs_info *c , int child_cnt );

look at her. two arguments, one int coming back at you. clean. no cap ✨

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🦋 ARGUMENTS 🦋

• c — the UBIFS file-system description object 👑 literally the whole file-system vibe in one struct.
• child_cnt — the number of children of this index node 🍓 like, how many little ones are hanging off this node, that's the number she wants.

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💜 SEE ALSO 💜

bestie, this is the part where the manpage just links her whole friend group 😭 and yes, they're all in Kernel file ./fs/ubifs/misc.h — every single one, no skipping, here's the full squad:

• ubifs_zn_dirty(9)
• ubifs_zn_obsolete(9)
• ubifs_zn_cow(9)
• ubifs_wake_up_bgt(9)
• ubifs_tnc_find_child(9)
• ubifs_inode(9)
• ubifs_compr_present(9)
• ubifs_compr_name(9)
• ubifs_wbuf_sync(9)
• ubifs_encode_dev(9)
• ubifs_add_dirt(9)
• ubifs_return_leb(9)
• ubifs_idx_branch(9)
• ubifs_idx_key(9)
• ubifs_tnc_lookup(9)
• ubifs_get_lprops(9)
• ubifs_release_lprops(9)
• ubifs_next_log_lnum(9)

go read all of them. or don't. but they're right there 💀

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real talk tho: this is exactly what the page says, nothing more, nothing less. no extra lore, no guessing at behaviour 🙈

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🧚 cute little sign-off 🧚

and that's the tea! this whole page lives under ./fs/ubifs, it's dated October 2026 (yes, future girlie 💫), and it answers to the name ubifs_idx_node_sz(9) — say it with your chest 💅✨ bye bestie, slay your kernel hacking! 🌈💖