Re: [RFC PATCH 4/7] iommu/amd: Initial support for AMD IOMMU v2 page table

2021-03-18 Thread Joerg Roedel
Hi Suravee, On Fri, Mar 12, 2021 at 03:04:08AM -0600, Suravee Suthikulpanit wrote: > @@ -503,6 +504,7 @@ struct amd_io_pgtable { > int mode; > u64 *root; > atomic64_t pt_root;/* pgtable root and pgtable mode */ > +

[RFC PATCH 4/7] iommu/amd: Initial support for AMD IOMMU v2 page table

2021-03-12 Thread Suravee Suthikulpanit
Introduce IO page table framework support for AMD IOMMU v2 page table. Signed-off-by: Suravee Suthikulpanit --- drivers/iommu/amd/Makefile | 2 +- drivers/iommu/amd/amd_iommu_types.h | 2 + drivers/iommu/amd/io_pgtable_v2.c | 239