ice_req_irq_msix_misc(9)

📦 version 7.3.1, in nixpkgs unstable

💅 ice_req_irq_msix_misc(9) — like, the misc vector glow-up ✨

okay so bestie, welcome to the Kernel API Manual entry for ice_req_irq_msix_misc. yes that's a whole mouthful, and yes it's worth it. grab a boba, this one's a little setup function with big main-character energy 🎀

✨ NAME ✨

ice_req_irq_msix_misc — sets up the misc vector so it can handle all the non-queue events 💖

🦋 SYNOPSIS 🦋

int ice_req_irq_msix_misc(struct ice_pf *pf);

🌸 ARGUMENTS 🌸

  • pf — the board private structure. that's the one, that's your girl, she holds all the per-device state 🫶

💅 DESCRIPTION 💅

so what this does is literally set up the handler for MSIX 0 — the special one, the icon, the queen bee 👑 — and that handler is what manages all the non-queue interrupts. we're talking AdminQ, we're talking errors, the whole backstage crew that keeps the show running while the queue vectors are out there doing their main character thing 💀

ngl, the important caveat is this: it's not used when you're in MSI or Legacy interrupt mode. so if you're running one of those, this whole function is just not invited to the party 🙈

lowkey remember: MSIX 0 only. this is the misc/non-queue setup, not the queue-interrupt setup. don't mix them up fr fr

🎀 SEE ALSO 🎀

the kernel file itself lives at Kernel file ./drivers/net/ethernet/intel/ice/ice_main.c — go say hi 💜

and here's the full bestie roll call, no cap, everybody's invited:

okay that's the whole page, bestie, you ate that 🍓

signing off from ./drivers/net/ethernet/intel/ice — dated October 2026 — this was ice_req_irq_msix_misc(9), ily, go read your kernel source 💖🧚‍♀️

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