[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH v2 3/5] virtio-iommu: Handle reserved regions in the translat
From: |
Peter Xu |
Subject: |
Re: [PATCH v2 3/5] virtio-iommu: Handle reserved regions in the translation process |
Date: |
Mon, 11 May 2020 17:11:56 -0400 |
On Fri, May 08, 2020 at 07:30:55PM +0200, Eric Auger wrote:
> When translating an address we need to check if it belongs to
> a reserved virtual address range. If it does, there are 2 cases:
>
> - it belongs to a RESERVED region: the guest should neither use
> this address in a MAP not instruct the end-point to DMA on
> them. We report an error
>
> - It belongs to an MSI region: we bypass the translation.
>
> Signed-off-by: Eric Auger <address@hidden>
Reviewed-by: Peter Xu <address@hidden>
--
Peter Xu
- [PATCH v2 0/5] VIRTIO-IOMMU probe request support and MSI bypass on ARM, Eric Auger, 2020/05/08
- [PATCH v2 1/5] qdev: Introduce DEFINE_PROP_RESERVED_REGION, Eric Auger, 2020/05/08
- [PATCH v2 3/5] virtio-iommu: Handle reserved regions in the translation process, Eric Auger, 2020/05/08
- Re: [PATCH v2 3/5] virtio-iommu: Handle reserved regions in the translation process,
Peter Xu <=
- [PATCH v2 2/5] virtio-iommu: Implement RESV_MEM probe request, Eric Auger, 2020/05/08
- RE: [EXT] [PATCH v2 2/5] virtio-iommu: Implement RESV_MEM probe request, Bharat Bhushan, 2020/05/11
- Re: [EXT] [PATCH v2 2/5] virtio-iommu: Implement RESV_MEM probe request, Auger Eric, 2020/05/11
- RE: [EXT] [PATCH v2 2/5] virtio-iommu: Implement RESV_MEM probe request, Bharat Bhushan, 2020/05/11
- Re: [EXT] [PATCH v2 2/5] virtio-iommu: Implement RESV_MEM probe request, Auger Eric, 2020/05/11
- RE: [EXT] [PATCH v2 2/5] virtio-iommu: Implement RESV_MEM probe request, Bharat Bhushan, 2020/05/11
- Re: [EXT] [PATCH v2 2/5] virtio-iommu: Implement RESV_MEM probe request, Auger Eric, 2020/05/11
- RE: [EXT] [PATCH v2 2/5] virtio-iommu: Implement RESV_MEM probe request, Bharat Bhushan, 2020/05/11
[PATCH v2 4/5] virtio-iommu-pci: Add array of Interval properties, Eric Auger, 2020/05/08
[PATCH v2 5/5] hw/arm/virt: Let the virtio-iommu bypass MSIs, Eric Auger, 2020/05/08