vol_id2idx(9)

💅 vol_id2idx — the "which table slot is this volume in?" girlie 💅

okay so this is vol_id2idx(9) from the Kernel API Manual, and bestie, it's literally the glow-up you need when you've got a volume ID and you're like "…but what's the table index tho?" 🎀 It gives you the table index by volume ID. Periodt. ✨

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🌸 NAME 🌸

vol_id2idx — get table index by volume ID. that's it, that's the whole vibe 💖

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✨ SYNOPSIS ✨

int vol_id2idx (const struct ubi_device *ubi , int vol_id );

look at her. iconic signature. returns an int, takes a const struct ubi_device * and an int. no cap. 👑

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🦋 ARGUMENTS 🦋

• ubi — the UBI device description object 🫶 like, the whole device's info card, the main character of the situation.
• vol_id — the volume ID 💜 the little number you're rolling up with, asking her to point you at the right table slot.

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🌈 SEE ALSO 🌈

the whole friend group, fr fr — say hi to all of them 💅

• Kernel file ./drivers/mtd/ubi/ubi.h — the header where all the drama lives 📁
• struct ubi_vid_io_buf(9)
• struct ubi_wl_entry(9)
• struct ubi_ltree_entry(9)
• struct ubi_rename_entry(9)
• struct ubi_fastmap_layout(9)
• struct ubi_fm_pool(9)
• struct ubi_eba_leb_desc(9)
• struct ubi_volume(9)
• struct ubi_volume_desc(9)
• struct ubi_debug_info(9)
• struct ubi_device(9)
• struct ubi_ainf_peb(9)
• struct ubi_ainf_volume(9)
• struct ubi_attach_info(9)
• struct ubi_work(9)
• ubi_init_vid_buf(9)
• ubi_free_vid_buf(9)
• ubi_get_vid_hdr(9)
• ubi_ro_mode(9)
• idx2vol_id(9) — the reverse queen 👑 she does the opposite thing and we stan
• ubi_is_fm_vol(9)
• ubi_find_fm_block(9)

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💀 real talk: every single one of those (9) refs is a whole other manpage and you will be clicking through them at 2am. hydrate first. 🍓

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and that's the page, bestie!! 🌈 shoutout to ./drivers/mtd/ubi for being the source, the manual's dated October 2026 (yes, future girlie ⭐), and it's all vol_id2idx(9) — catch you in the next manpage, mwah 💖🎀🦋✨