IOMMU page table for x86 64-bit, 4/5 levels
configname: CONFIG_IOMMU_PT_X86_64
Linux Kernel Configuration
└─>Device Drivers
└─>Generic Radix Page Table
└─>IOMMU page table for x86 64-bit, 4/5 levels
In linux kernel since version 5.10.250 (release Date: 2026-02-11)
iommu_domain implementation for the x86 64-bit 4/5 level page table.
It supports 4K/2M/1G page sizes and can decode a sign-extended
portion of the 64-bit IOVA space.
Selected automatically by an IOMMU driver that uses this format.
It supports 4K/2M/1G page sizes and can decode a sign-extended
portion of the 64-bit IOVA space.
Selected automatically by an IOMMU driver that uses this format.