ioat_update_pending(9)

📦 version 7.3.1, in nixpkgs unstable

okay bestie, welcome to the ioat_update_pending(9) page from the Kernel API Manual — it's giving kernel-internals realness, and we're gonna get through it together 💅✨

🌸 NAME 🌸

ioat_update_pending — log pending descriptors 🫶

✨ SYNOPSIS ✨

void ioat_update_pending (struct ioatdma_chan *ioat_chan );

🎀 ARGUMENTS 🎀

  • ioat_chan — the ioat+ channel 💖

🦋 DESCRIPTION 🦋

Check if the number of unsubmitted descriptors has exceeded the watermark. Called with prep_lock held 🔥

no cap, prep_lock is already held when this happens — that's the vibe, don't fight it 😌

🌈 SEE ALSO 🌈

Kernel file: ./drivers/dma/ioat/dma.c — go peek at these icons:

source/version: ./drivers/dma/ioat · dated October 2026 — mwah, bye bestie! 🫶💖🎀

📦 where this page comes from