get_packer_from_data_vio(9)

✨ get_packer_from_data_vio ✨

okay bestie, so this one is from the Kernel API Manual — section 9, the big-kid kernel developer pages 💅 and it's literally the cutest tiny helper: it gets you the packer from a data_vio.

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🌸 NAME 🌸

get_packer_from_data_vio — Get the packer from a data_vio. that's it. that's the whole job. iconic minimalism fr fr 🎀

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🦋 SYNOPSIS 🦋

struct packer * get_packer_from_data_vio (struct data_vio *data_vio );

like, you hand it a data_vio and it hands you back a struct packer *. matching game, slay 💖

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💜 ARGUMENTS 💜

• data_vio — The data_vio. yes bestie that's genuinely the whole description, the manpage is giving "trust me, you know what this is" energy and honestly? valid 🙈

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⭐ RETURN ⭐

The packer from the VDO to which the data_vio belongs. so the data_vio knows its VDO, the VDO knows its packer, and you get the packer back. no cap, that's the whole vibe check 🫶

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🔥 SEE ALSO 🔥

Kernel file ./drivers/md/dm-vdo/packer.c — go read the source, it's giving main character energy 👑

• vdo_get_compressed_block_fragment(9)
• assert_on_packer_thread(9)
• insert_in_sorted_list(9)
• make_bin(9)
• vdo_make_packer(9)
• vdo_free_packer(9)
• vdo_get_packer_statistics(9)
• abort_packing(9)
• release_compressed_write_waiter(9)
• finish_compressed_write(9)
• add_to_bin(9)
• remove_from_bin(9)
• initialize_compressed_block(9)
• pack_fragment(9)
• compressed_write_end_io(9)
• write_bin(9)
• add_data_vio_to_packer_bin(9)
• select_bin(9)
• vdo_attempt_packing(9)
• check_for_drain_complete(9)
• write_all_non_empty_bins(9)
• vdo_flush_packer(9)
• vdo_remove_lock_holder_from_packer(9)
• vdo_increment_packer_flush_generation(9)
• vdo_drain_packer(9)
• vdo_resume_packer(9)
• vdo_dump_packer(9)

like, that's the whole packer squad in one list — go read them all, bestie, they're all connected 🧚✨

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and that's the page! 🎀 this little icon lives in ./drivers/md/dm-vdo in the kernel tree, dated October 2026 — so shoutout to the dm-vdo crew, mwah, thanks for the manpage, love you, bye 💖💅🦋