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From:   Christoph Hellwig <hch@lst.de>
To:     Tianyu Lan <ltykernel@gmail.com>
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Subject: Re: [PATCH 3/5] hyperv/IOMMU: Enable swiotlb bounce buffer for
 Isolation VM
Message-ID: <20211117100142.GB10330@lst.de>
References: <20211116153923.196763-1-ltykernel@gmail.com> <20211116153923.196763-4-ltykernel@gmail.com>
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This doesn't really have much to do with normal DMA mapping,
so why does this direct through the dma ops?