Re: [PATCH v15 00/12] SMMUv3 Nested Stage Setup (IOMMU part)

From: Eric Auger
Date: Tue Sep 28 2021 - 02:25:42 EST


Hi Krishna,

On 9/27/21 11:17 PM, Krishna Reddy wrote:
> Hi Eric,
>> This is based on Jean-Philippe's
>> [PATCH v14 00/10] iommu: I/O page faults for SMMUv3
>> https://www.spinics.net/lists/arm-kernel/msg886518.html
>> (including the patches that were not pulled for 5.13)
>>
> Jean's patches have been merged to v5.14.
> Do you anticipate IOMMU/VFIO part patches getting into upstream kernel soon?

I am going to respin the smmu part rebased on v5.15. As for the VFIO
part, this needs to be totally redesigned based on /dev/iommu (see
[RFC 00/20] Introduce /dev/iommu for userspace I/O address space
management).

I will provide some updated kernel and qemu branches for testing purpose
only.

Thanks

Eric
>
> -KR
>