Re: [RFC PATCH 6/7] iommu/amd: Introduce amd_iommu_pgtable command-line option

2021-03-21 Thread Suravee Suthikulpanit
Joerg, On 3/18/21 10:33 PM, Joerg Roedel wrote: On Fri, Mar 12, 2021 at 03:04:10AM -0600, Suravee Suthikulpanit wrote: To allow specification whether to use v1 or v2 IOMMU pagetable for DMA remapping when calling kernel DMA-API. Signed-off-by: Suravee Suthikulpanit --- Documentation/admin-g

Re: [RFC PATCH 6/7] iommu/amd: Introduce amd_iommu_pgtable command-line option

2021-03-18 Thread Joerg Roedel
On Fri, Mar 12, 2021 at 03:04:10AM -0600, Suravee Suthikulpanit wrote: > To allow specification whether to use v1 or v2 IOMMU pagetable for > DMA remapping when calling kernel DMA-API. > > Signed-off-by: Suravee Suthikulpanit > --- > Documentation/admin-guide/kernel-parameters.txt | 6 ++ >

[RFC PATCH 6/7] iommu/amd: Introduce amd_iommu_pgtable command-line option

2021-03-12 Thread Suravee Suthikulpanit
To allow specification whether to use v1 or v2 IOMMU pagetable for DMA remapping when calling kernel DMA-API. Signed-off-by: Suravee Suthikulpanit --- Documentation/admin-guide/kernel-parameters.txt | 6 ++ drivers/iommu/amd/init.c| 15 +++ 2 files change