These couple of patches are adding nesting information for arm and are based on the domain nesting info patches by Yi [1,2,3].
Based on the discussion in the thread [4], sending these out as I have been using in my tree [5] for nested translation based on virtio-iommu on Arm reference platforms. Thanks & regards Vivek [1] https://lore.kernel.org/kvm/1599734733-6431-2-git-send-email-yi.l....@intel.com/ [2] https://lore.kernel.org/kvm/1599734733-6431-3-git-send-email-yi.l....@intel.com/ [3] https://lore.kernel.org/kvm/1599734733-6431-4-git-send-email-yi.l....@intel.com/ [4] https://lore.kernel.org/kvm/306e7dd2-9eb2-0ca3-6a93-7c9aa0821...@arm.com/ [5] https://github.com/vivek-arm/linux/tree/5.11-rc3-nested-pgtbl-arm-smmuv3-virtio-iommu Vivek Gautam (2): iommu: Report domain nesting info for arm-smmu-v3 iommu: arm-smmu-v3: Report domain nesting info reuqired for stage1 drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 16 +++++++++-- include/uapi/linux/iommu.h | 31 +++++++++++++++++---- 2 files changed, 39 insertions(+), 8 deletions(-) -- 2.17.1
