Hi Joerg,
On 6/23/2022 1:42 PM, Joerg Roedel wrote: > On Fri, Jun 03, 2022 at 04:51:07PM +0530, Vasant Hegde wrote: >> + amd_iommu_pgtable= [HW,X86-64] >> + Specifies one of the following AMD IOMMU page table to >> + be used for DMA remapping for DMA-API: >> + v1 - Use v1 page table (Default) >> + v2 - Use v2 page table >> + > > Can we handle this somehow in the amd_iommu= option? Something like > amd_iommu=pgtbl_v2|pgtbl_v1? > I think it will complicate the parsing logic. We do have `amd_iommu=off` option. How are we going to handle `amd_iommu=off,[pgtable_v1/v2]` ? -Vasant _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu