Messages in this thread | | | Subject | Re: [PATCH V3 09/13] DMA: Add dma_map_decrypted/dma_unmap_encrypted() function | From | Tianyu Lan <> | Date | Thu, 12 Aug 2021 23:38:27 +0800 |
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On 8/12/2021 8:26 PM, Christoph Hellwig wrote: > On Mon, Aug 09, 2021 at 01:56:13PM -0400, Tianyu Lan wrote: >> From: Tianyu Lan <Tianyu.Lan@microsoft.com> >> >> In Hyper-V Isolation VM with AMD SEV, swiotlb boucne buffer >> needs to be mapped into address space above vTOM and so >> introduce dma_map_decrypted/dma_unmap_encrypted() to map/unmap >> bounce buffer memory. The platform can populate man/unmap callback >> in the dma memory decrypted ops. > > Nothing here looks actually DMA related, and the names are horribly > confusing vs the actual dma_map_* calls. >
OK. So this still need to keep in the set_memory.c file.
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