Messages in this thread | | | Subject | Re: [PATCH v6 5/8] iommu: Add bounce page APIs | From | Lu Baolu <> | Date | Sun, 18 Aug 2019 11:07:30 +0800 |
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Hi,
On 8/16/19 12:46 PM, Christoph Hellwig wrote: > On Fri, Aug 16, 2019 at 10:45:13AM +0800, Lu Baolu wrote: >> Okay. I understand that adding these APIs in iommu.c is not a good idea. >> And, I also don't think merging the bounce buffer implementation into >> iommu_map() is feasible since iommu_map() is not DMA API centric. >> >> The bounce buffer implementation will eventually be part of DMA APIs >> defined in dma-iommu.c, but currently those APIs are not ready for x86 >> use yet. So I will put them in iommu/vt-d driver for this time being and >> will move them to dma-iommu.c later. > > I think they are more or less ready actually, we just need more people > reviewing the conversions. Tom just reposted the AMD one which will need > a few more reviews, and he has an older patchset for intel-iommu as well > that could use a some more eyes. >
Good progress and thanks for the update. I prefer that we merge this patch series first since it addresses the real thunderbolt vulnerability.
Best regards, Lu Baolu
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