ubifs_add_dirt(9)

🦋 ubifs_add_dirt(9) — the Kernel API Manual bestie 💅

okay so real talk, this is a page from the Kernel API Manual, and it's about ubifs_add_dirt(9) — yes the manual name has a (9) in it, that's just how kernel docs roll, iykyk ✨

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✨ NAME ✨

ubifs_add_dirt — adds dirty space to LEB properties, that's literally the whole vibe 🎀

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🌸 SYNOPSIS 🌸

int ubifs_add_dirt (struct ubifs_info *c , int lnum , int dirty );

like, that's the whole signature, she's short and she knows it 👑

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💖 ARGUMENTS 💖

• c — the UBIFS file-system description object, aka the main character of this whole operation 🫶
• lnum — the LEB you're adding dirty space for, like which one, be specific bestie 📍
• dirty — the dirty space to add, the actual amount, the number, the whole point 💀

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🔥 DESCRIPTION 🔥

so this is a helper function, right? and what she does is she increases the amount of dirty LEB space. that's it. that's the job. no cap ✨

she returns zero in case of success — slay, zero is good here, don't panic 😌 — and a negative error code in case of failure, which is your cue to go "hmm" and check your life choices 🙈

ngl, "zero means success" trips people up every single time, so like… remember it 💜

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🌈 SEE ALSO 🌈

kernel file ./fs/ubifs/misc.h — go read it, it's giving source of truth 📖

and the whole friend group of related functions, all present and accounted for:

• 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_return_leb(9)
• ubifs_idx_node_sz(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)

like, the whole squad fr fr 🧚‍♀️

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and that's the page, bestie!! no thoughts, just dirty LEB space 💅

this little gem lives over in ./fs/ubifs (that's the source, periodt), dated October 2026, and she answers to the name ubifs_add_dirt(9) — remember it, cite it, put it on a sticker 🍓⭐👑