On Wed, Oct 09, 2024 at 01:23:06PM -0300, Jason Gunthorpe wrote: > The vIOMMU series is essential to allow the invalidations to be processed > for the CD as well. > > It is enough to allow qemu work to progress. > > This is on github: https://github.com/jgunthorpe/linux/commits/smmuv3_nesting > > v3: > - Rebase on v6.12-rc2 > - Revise commit messages > - Consolidate CANWB checks into arm_smmu_master_canwbs() > - Add CONFIG_ARM_SMMU_V3_IOMMUFD to compile out iommufd only features > like nesting > - Shift code into arm-smmu-v3-iommufd.c > - Add missed IS_ERR check > - Add S2FWB to arm_smmu_get_ste_used() > - Fixup quirks checks > - Drop ARM_SMMU_FEAT_COHERENCY checks for S2FWB > - Limit S2FWB to S2 Nesting Parent domains "just in case" Verified SVA feature in a guest VM, with the vIOMMU part-1&2 series applied on top and the pairing QEMU branch mentioned in the part-2 cover-letter: https://lore.kernel.org/linux-iommu/cover.1728491532.git.nicolinc@xxxxxxxxxx/ Tested-by: Nicolin Chen <nicolinc@xxxxxxxxxx>
