count_fastmap_pebs(9)

✨ count_fastmap_pebs(9) ✨

okay so bestie, welcome to the count_fastmap_pebs(9) page 💅 this is a kernel API manual situation, and it's giving "tiny function, very important job" energy. no cap.

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🎀 NAME 🎀

count_fastmap_pebs — literally counts the PEBs found by fastmap. that's it. that's the whole vibe. 🔥

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🌸 SYNOPSIS 🌸

int count_fastmap_pebs (struct ubi_attach_info *ai );

bestie look at that signature. one function, one argument, returns an int. clean. iconic. periodt.

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🦋 ARGUMENTS 🦋

• ai — the UBI attach info object 🫶 like, that's the thing you're handing over so it can do its little counting moment.

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👑 SEE ALSO 👑

okay this is the part where the manpage goes full group-chat-tagging-everyone energy 😭 but fr fr, these are all your siblings in the kernel file ./drivers/mtd/ubi/fastmap.c — go say hi:

• 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)
• ubi_attach_fastmap(9)
• find_fm_anchor(9)
• ubi_scan_fastmap(9)
• ubi_write_fastmap(9)
• invalidate_fastmap(9)
• return_fm_pebs(9)
• ubi_update_fastmap(9)

lowkey the whole fastmap friend group is in here. iykyk 💜

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and that's the page, bestie 🌈 this little gem lives over in ./drivers/mtd/ubi and the version/date stamp is October 2026 — so like, mark your calendar, mwah 💖🎀🧚