lkml.org 
[lkml]   [2020]   [Mar]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH V10 02/11] iommu/uapi: Define a mask for bind data
From
Date
Hi Jacob,

On 3/21/20 12:27 AM, Jacob Pan wrote:
> Memory type related flags can be grouped together for one simple check.
>
> ---
> v9 renamed from EMT to MTS since these are memory type support flags.
> ---
>
> Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>

Thanks

Eric

> ---
> include/uapi/linux/iommu.h | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/include/uapi/linux/iommu.h b/include/uapi/linux/iommu.h
> index 4ad3496e5c43..d7bcbc5f79b0 100644
> --- a/include/uapi/linux/iommu.h
> +++ b/include/uapi/linux/iommu.h
> @@ -284,7 +284,10 @@ struct iommu_gpasid_bind_data_vtd {
> __u32 pat;
> __u32 emt;
> };
> -
> +#define IOMMU_SVA_VTD_GPASID_MTS_MASK (IOMMU_SVA_VTD_GPASID_CD | \
> + IOMMU_SVA_VTD_GPASID_EMTE | \
> + IOMMU_SVA_VTD_GPASID_PCD | \
> + IOMMU_SVA_VTD_GPASID_PWT)
> /**
> * struct iommu_gpasid_bind_data - Information about device and guest PASID binding
> * @version: Version of this data structure
>

\
 
 \ /
  Last update: 2020-03-27 15:14    [W:0.416 / U:6.960 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site