iopt_fill_domain(9)

💖 iopt_fill_domain(9) — Kernel API Manual 💖

Okay bestie, welcome to the Kernel API Manual moment for iopt_fill_domain ✨

🌸 NAME 🌸

iopt_fill_domain — Fill a domain with PFNs 💅

🦋 SYNOPSIS 🦋

int iopt_fill_domain (struct io_pagetable *iopt , struct iommu_domain
       *domain );

🎀 ARGUMENTS 🎀

• iopt — the io_pagetable we're acting on, periodt.
• domain — the domain we're filling, no cap.

✨ DESCRIPTION ✨

Fill the domain with PFNs from every area in the iopt. On failure, the domain is left unchanged — it literally stays exactly as it was, bestie 🫶

🌈 SEE ALSO 🌈

• Kernel file ./drivers/iommu/iommufd/io_pagetable.c
• iopt_map_user_pages(9)
• iopt_map_file_pages(9)
• iopt_unmap_iova(9)
• iopt_unfill_domain(9)
• iopt_area_split(9)

Source/version: ./drivers/iommu/iommufd — date: October 2026. Byeee, mwah 💖💅✨