return_fm_pebs(9)

💅 return_fm_pebs(9) 💅

okay so bestie, welcome to the Kernel API Manual — this is the page for return_fm_pebs, and no cap it's a little one, but it's iconic in its own quiet way 🎀

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✨ NAME ✨

return_fm_pebs — returns all PEBs used by a fastmap back to the WL subsystem.

like. that's the whole job. it gives the PEBs back. handover complete, bye 👋✨

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🌸 SYNOPSIS 🌸

void return_fm_pebs (struct ubi_device *ubi , struct ubi_fastmap_layout *fm );

returns nothing (void, she's mysterious like that 💅), takes two pointers, done.

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🦋 ARGUMENTS 🦋

• ubi — the UBI device object. your whole device, the main character 👑
• fm — the fastmap layout object. the layout bestie in question 🫶

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💜 SEE ALSO 💜

these all live in the kernel file ./drivers/mtd/ubi/fastmap.c — the whole squad, fr fr:

• init_seen(9)
• free_seen(9)
• set_seen(9)
• self_check_seen(9)
• ubi_calc_fm_size(9)
• new_fm_vbuf(9)
• add_aeb(9)
• add_vol(9)
• assign_aeb_to_av(9)
• update_vol(9)
• process_pool_aeb(9)
• unmap_peb(9)
• scan_pool(9)
• count_fastmap_pebs(9)
• ubi_attach_fastmap(9)
• find_fm_anchor(9)
• ubi_scan_fastmap(9)
• ubi_write_fastmap(9)
• invalidate_fastmap(9)
• ubi_update_fastmap(9)

go read those too, they ate 🔥

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anyway that's the page!! mwah 💋 it lives in ./drivers/mtd/ubi, it's dated October 2026, and it's filed under return_fm_pebs(9) — slay, bye bestie 🌈💖