nand_markbad_bbt(9)

🌸 nand_markbad_bbt(9) — the Kernel API Manual, bestie edition 🌸

okay so picture this: it's a kernel API manual page, the function is nand_markbad_bbt, and it lives in the NAND Interface corner of the world. this is its whole personality, and honestly? iconic. 💅

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✨ NAME ✨

nand_markbad_bbt — girl help, it's literally the [NAND Interface] function that marks a block bad in the BBT 💀 no cap, that's the entire job description.

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🦋 SYNOPSIS 🦋

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

that's it. that's the whole summoning spell. two arguments, one int coming back at you, main character energy fr fr ✨

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🎀 ARGUMENTS 🎀

• this — the NAND chip object 🫶 like, the actual chip you're working with. your little guy.
• offs — the offset of the bad block 🌸 that's the address of the block we're calling out.

ngl this is a short page, bestie — but that's because it knows exactly what it is. minimal, focused, and still ate. 👑

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💜 SEE ALSO 💜

the whole friend group, gathered for the group chat 🧚 — these all live in the kernel file ./drivers/mtd/nand/raw/nand_bbt.c:

• 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)
• nand_update_bbt(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)

like, that's the whole underground scene of nand_bbt.c — go read all of them, iykyk 🦋

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and that's the page, bestie!! this little gem comes from the source/version <purple>./drivers/mtd/nand/raw</purple>, dated October 2026 — yes, it's from the future, and it still slays. periodt. 💖🎀🌈