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SubjectRe: [PATCH v13 00/15] SMMUv3 Nested Stage Setup (IOMMU part)
Hi Krishna,
On 3/15/21 7:04 PM, Krishna Reddy wrote:
> Tested-by: Krishna Reddy <>
>> 1) pass the guest stage 1 configuration
> Validated Nested SMMUv3 translations for NVMe PCIe device from Guest VM along with patch series "v11 SMMUv3 Nested Stage Setup (VFIO part)" and QEMU patch series "vSMMUv3/pSMMUv3 2 stage VFIO integration" from v5.2.0-2stage-rfcv8.
> NVMe PCIe device is functional with 2-stage translations and no issues observed.
Thank you very much for your testing efforts. For your info, there are
more recent kernel series:
[PATCH v14 00/13] SMMUv3 Nested Stage Setup (IOMMU part) (Feb 23)
[PATCH v12 00/13] SMMUv3 Nested Stage Setup (VFIO part) (Feb 23)

working along with QEMU RFC
[RFC v8 00/28] vSMMUv3/pSMMUv3 2 stage VFIO integration (Feb 25)

If you have cycles to test with those, this would be higly appreciated.


> -KR

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