VFIO resource

introduction

• [2016] An Introduction to PCI Device Assignment with VFIO

• [2012] VFIO: A User’s Perspective

• (2012) LWN - Safe device assignment with VFIO

other intro

• [2016] IBM LTC China - VFIO introduction

• [2013] IBM LTC China - VFIO 簡介

More

• Documentation/vfio.txt

• vfio 内核实现分析 (1) ~ (7)

Kernel Patches

• (2012, linux-v3.6) 1st VFIO patches

  • VFIO: bare-metal safe access to devices from userspace drivers

  • 4 commit: VFIO core, IOMMU, PCI device driver, doc

• (應該不太需要了) patch before mainline kernel: VFIO core framework, code

VFIO_PLATFORM

• see VFIO ARM resource

VFIO no-IOMMU

• Merge tag ‘vfio-v4.4-rc1’ of git://github.com/awilliam/linux-vfio

  • No-IOMMU interface (Alex Williamson)

• [linux-v4.5] vfio: Include No-IOMMU mode

• [linux-v4.8] vfio: platform: support No-IOMMU mode

• Merge tag ‘vfio-v4.8-rc1’ of git://github.com/awilliam/linux-vfio

  • Enable no-iommu mode for platform devices (Peng Fan)

  • vfio: platform: support No-IOMMU mode

Misc kernel patches

• [linux-v4.4] Support for VT-d posted interrupts. Used by KVM and VFIO

  • virt: IRQ bypass manager

• [linux-v3.13] kvm: Add VFIO device

  • KVM VFIO interaction by KVM-VFIO device

• [linux-v3.12] vfio-pci: PCI hot reset interface

• [linux-v3.6] VFIO: bare-metal safe access to devices from userspace drivers