On Wed, Nov 13, 2024 at 09:01:41AM +0800, Zhangfei Gao wrote: > On Wed, 13 Nov 2024 at 02:29, Jason Gunthorpe <jgg@xxxxxxxxxx> wrote: > > > > On Wed, Oct 30, 2024 at 09:20:44PM -0300, Jason Gunthorpe wrote: > > > Jason Gunthorpe (7): > > > iommu/arm-smmu-v3: Support IOMMU_DOMAIN_NESTED > > > iommu/arm-smmu-v3: Use S2FWB for NESTED domains > > > iommu/arm-smmu-v3: Allow ATS for IOMMU_DOMAIN_NESTED > > > > > > Nicolin Chen (5): > > > iommu/arm-smmu-v3: Support IOMMU_VIOMMU_ALLOC > > > iommu/arm-smmu-v3: Support IOMMU_HWPT_INVALIDATE using a VIOMMU object > > > > Applied to iommufd for-next along with all the dependencies and the > > additional hunk Zhangfei pointed out. > > Thanks Jason, I have verified on aarch64 based on your > jason/smmuv3_nesting branch Great, thanks > https://github.com/Linaro/linux-kernel-uadk/tree/6.12-wip > https://github.com/Linaro/qemu/tree/6.12-wip > > Still need this hack > https://github.com/Linaro/linux-kernel-uadk/commit/eaa194d954112cad4da7852e29343e546baf8683 > > One is adding iommu_dev_enable/disable_feature IOMMU_DEV_FEAT_SVA, > which you have patchset before. Yes, I have a more complete version of that here someplace. Need some help on vt-d but hope to get that done next cycle. > The other is to temporarily ignore S2FWB or CANWBS. Yes, ideally you should do that in the device FW, or perhaps via the Linux ACPI patching? Jason