unpack_entry(9)

✨ unpack_entry(9) ✨

okay bestie, buckle up, because we're diving into unpack_entry from the Kernel API Manual 💅 this one lives in the netherworld of recovery journals and it's lowkey iconic

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🎀 NAME 🎀

unpack_entry — Unpack a recovery journal entry in either format. yes, either format, she's versatile like that 💖

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🌸 SYNOPSIS 🌸

bool unpack_entry (struct vdo *vdo , char *packed , enum
vdo_metadata_type format , struct recovery_journal_entry *entry );

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🦋 ARGUMENTS 🦋

• vdo — The vdo. that's it. that's the whole description. the vdo. main character energy fr fr 👑
• packed — The entry to unpack. the little compressed mystery box we're cracking open 🎁
• format — The expected format of the entry. gotta know what vibe we're expecting before we peek inside ✨
• entry — The unpacked entry. the glow-up result, all sprawled out and readable 🫶

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⭐ RETURN ⭐

returns true if the entry should be applied.3 — and yes bestie, that trailing .3 is literally in the original, no cap, I'm not about to edit the source material 🙈

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💜 SEE ALSO 💜

okay this list is long and honestly it's giving squad goals, every single one of these deserves a shoutout 🌈

Kernel file ./drivers/md/dm-vdo/repair.c — the whole friend group lives here, and the members are:

• as_repair_completion(9)
• abort_repair(9)
• abort_on_error(9)
• drain_slab_depot(9)
• flush_block_map_updates(9)
• handle_page_load_error(9)
• unmap_entry(9)
• remove_out_of_bounds_entries(9)
• process_slot(9)
• rebuild_reference_counts_from_page(9)
• page_loaded(9)
• fetch_page(9)
• rebuild_from_leaves(9)
• process_entry(9)
• advance_points(9)
• before_recovery_point(9)
• get_entry(9)
• validate_recovery_journal_entry(9)
• add_slab_journal_entries(9)
• vdo_replay_into_slab_journals(9)
• find_entry_starting_next_page(9)
• get_recovery_journal_block_header(9)
• is_valid_recovery_journal_block(9)
• is_exact_recovery_journal_block(9)
• find_recovery_journal_head_and_tail(9)
• append_sector_entries(9)
• extract_new_mappings(9)
• compute_usages(9)
• vdo_repair(9)

like I said. a lot. but every single one of them ate 🔥

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ngl if you made it to the bottom of that SEE ALSO list you deserve a little treat 🍓 go touch some grass, you've earned it

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and that's the whole page bestie ✨🦋💖 this little gem ships from ./drivers/md/dm-vdo and the date on the tin is October 2026 — see you in the next manpage, mwah 💅🎀