attempt_gene...notification(9)

💅 attempt_gene...notification(9) — the kernel API manual, bestie edition

okay so real talk, the title is attempt_gene...notification(9) — that's the truncated vibe-y version of it, section 9 of the kernel API manual. the full name is a whole mouthful and we get to it in a sec 🫶

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✨ NAME ✨

attempt_generation_complete_notification — literally exactly what it sounds like: it notifies the flusher when some generation no longer has any active VIOs. that's the whole job. iconic, focused, no notes 💅

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🦋 SYNOPSIS 🦋

void attempt_generation_complete_notification (struct vdo_completion *completion );

that's it, that's the signature. returns void, so don't go looking for a return value, bestie 😭

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🎀 ARGUMENTS 🎀

• completion — the zone completion. that's the one thing you hand it. that's the whole ask 🌸

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👑 SEE ALSO 👑

the whole friend group, and the kernel file they live in: ./drivers/md/dm-vdo/logical-zone.c

• as_logical_zone(9)
• initialize_zone(9)
• vdo_make_logical_zones(9)
• vdo_free_logical_zones(9)
• check_for_drain_complete(9)
• vdo_resume_logical_zones(9)
• update_oldest_active_generation(9)
• vdo_increment_logical_zone_flush_generation(9)
• vdo_acquire_flush_generation_lock(9)
• notify_flusher(9)
• vdo_release_flush_generation_lock(9)
• vdo_dump_logical_zone(9)

like, go read them, they're all right there in ./drivers/md/dm-vdo 🧚

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ok that's the whole page fr fr — short and slay, no cap 🌈

and a lil sign-off for the credits, because we always give credit: this one's from ./drivers/md/dm-vdo, dated October 2026, and it's attempt_gene...notification(9) all over again at the bottom. mwah 💖 🎀 ⭐