ubi_calc_fm_size(9)

💅 ubi_calc_fm_size(9) 💅

okay so welcome to the Kernel API Manual, bestie — this is the page for ubi_calc_fm_size(9), and it’s literally about one job: calculating the fastmap size in bytes for an UBI device. 🦋✨

✨ NAME ✨

ubi_calc_fm_size — calculates the fastmap size in bytes for an UBI device. 💖

🌸 SYNOPSIS 🌸

size_t ubi_calc_fm_size (struct ubi_device *ubi );

🎀 ARGUMENTS 🎀

• ubi — the UBI device description object. Like, it’s the description object for the UBI device, periodt. 🫶

🔥 SEE ALSO 🔥

• Kernel file ./drivers/mtd/ubi/fastmap.c
• init_seen(9)
• free_seen(9)
• set_seen(9)
• self_check_seen(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)
• return_fm_pebs(9)
• ubi_update_fastmap(9)

mwah 💋 this page is chillin’ at ./drivers/mtd/ubi, dated October 2026, and it’s the ubi_calc_fm_size(9) manual page — catch you in the kernel, bestie! 🫶✨