nand_update_bbt(9)

💅 nand_update_bbt(9) — like, the Kernel API Manual page, bestie

okay so picture this: it's a nand_update_bbt moment, section 9 of the Kernel API Manual, and you're about to touch the bad block table. yes THAT bad block table. let's get into it 🎀

✨ NAME ✨

nand_update_bbt — update bad block table(s) 🫶

🌸 SYNOPSIS 🌸

int nand_update_bbt (struct nand_chip *this , loff_t offs );

🦋 ARGUMENTS 🦋

• this — the NAND device 👑 like, the whole vibe, your main character struct
• offs — the offset of the newly marked block 📍 (the fresh little block that just got marked)

⭐ DESCRIPTION ⭐

so the way this works is: the function updates the bad block table(s). that's it. that's the whole job. one function, updating the bad block table(s), no cap 💅✨

ngl it's giving "small function, big responsibility" energy — it's literally the thing keeping your bad blocks accounted for 🧚

💜 SEE ALSO 💜

Kernel file ./drivers/mtd/nand/raw/nand_bbt.c — and bestie, the friend group here is huge, we're listing everyone, no skipping:

• check_pattern(9)
• check_short_pattern(9)
• add_marker_len(9)
• read_bbt(9)
• read_abs_bbt(9)
• scan_read_oob(9)
• read_abs_bbts(9)
• create_bbt(9)
• search_bbt(9)
• search_read_bbts(9)
• get_bbt_block(9)
• mark_bbt_block_bad(9)
• write_bbt(9)
• nand_memory_bbt(9)
• check_create(9)
• mark_bbt_region(9)
• verify_bbt_descr(9)
• nand_scan_bbt(9)
• nand_create_badblock_pattern(9)
• nand_create_bbt(9)
• nand_isreserved_bbt(9)
• nand_isbad_bbt(9)
• nand_markbad_bbt(9)

they all live together in ./drivers/mtd/nand/raw and honestly? iconic found-family situation 🌈🫶

and that's the page!! sign-off time: this cutie lives in ./drivers/mtd/nand/raw, the version stamp on it is October 2026, and the whole thing is filed under nand_update_bbt(9). periodt 💖🌸✨