notify_flush(9)

💅 notify_flush(9) — yes bestie, we're reading kernel API docs together

Okay so this page lives in the Kernel API Manual, and it's literally called notify_flush ✨. It's the one that goes ding and tells everyone a flush notification is happening.

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🌸 NAME

notify_flush — Launch a flush notification. That's the whole vibe. It launches it. 🚀

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🎀 SYNOPSIS

void notify_flush (struct flusher *flusher );

No return value, no drama, just vibes and a void. 🫶

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🦋 ARGUMENTS

• flusher — the flusher that's doing the notification, i.e. the main character of this whole operation 👑. You hand it over and it does the notifying.

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💖 SEE ALSO

This is the part where the page just. keeps. going. Like a group chat with the entire ./drivers/md/dm-vdo/flush.c squad all tagged at once 😭 — Kernel file ./drivers/md/dm-vdo/flush.c, plus:

• assert_on_flusher_thread(9)
• as_flusher(9)
• completion_as_vdo_flush(9)
• vdo_waiter_as_flush(9)
• vdo_make_flusher(9)
• vdo_free_flusher(9)
• vdo_get_flusher_thread_id(9)
• finish_notification(9)
• flush_packer_callback(9)
• increment_generation(9)
• flush_vdo(9)
• check_for_drain_complete(9)
• vdo_complete_flushes(9)
• vdo_dump_flusher(9)
• initialize_flush(9)
• vdo_launch_flush(9)
• release_flush(9)
• vdo_complete_flush_callback(9)
• select_bio_queue(9)
• vdo_complete_flush(9)
• vdo_drain_flusher(9)
• vdo_resume_flusher(9)

Every single one of them, no cap 💀 — that's the whole flusher extended universe right there and honestly? iconic 🌈.

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ngl this page is short, but every word ate 💅. Read the SEE ALSO list if you want the full lore, iykyk.

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That's the whole thing, bestie 🍓 — sourced from ./drivers/md/dm-vdo, dated October 2026, and yes the manual really did keep it that brief 💜.