iowait_drain_wakeup(9)

💫 iowait_drain_wakeup(9) 💫

okay so this is a page from the Kernel API Manual — yes, the kernel manual, we're literally in the big leagues now bestie 🎀

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✨ NAME ✨

iowait_drain_wakeup — the little function that goes "hey. hey bestie. wake UP" to whoever's waiting on iowait_drain() 💅

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🌸 SYNOPSIS 🌸

void iowait_drain_wakeup (struct iowait *wait );

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🦋 ARGUMENTS 🦋

• wait — an iowait structure. that's it. that's the whole argument. she's low maintenance 👑

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💖 DESCRIPTION 💖

This will trigger any waiters. periodt.

like, genuinely — that's the whole job. anybody parked and waiting gets the wakeup call. no cap, no extra steps, no side quests. it's giving "main character energy" but the main character is a wakeup, and honestly? iconic 🔥

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🌈 SEE ALSO 🌈

Kernel file ./drivers/infiniband/hw/hfi1/iowait.h — plus the whole iowait friend group, they all roll together:

• iowait_schedule(9)
• iowait_tid_schedule(9)
• iowait_sdma_drain(9)
• iowait_sdma_pending(9)
• iowait_sdma_inc(9)
• iowait_sdma_add(9)
• iowait_sdma_dec(9)
• iowait_pio_drain(9)
• iowait_pio_pending(9)
• iowait_pio_inc(9)
• iowait_pio_dec(9)
• iowait_get_txhead(9)
• iowait_queue(9)
• iowait_starve_clear(9)
• iowait_packet_queued(9)
• iowait_get_tid_work(9)
• iowait_get_ib_work(9)
• iowait_ioww_to_iow(9)

like that's a whole squad, a whole friend group chat, and every single one of them is in the SEE ALSO. iykyk 🫶

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and that's the page!! 💜 this cutie came to you straight from ./drivers/infiniband/hw/hfi1, dated October 2026 — so yeah, she's from the future, slay ⭐ mwah, go wake up your waiters bestie 💖