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From: Christoph Hellwig <hch@lst.de>
To: Guorui Yu <GuoRui.Yu@linux.alibaba.com>
Cc: linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org,
	konrad.wilk@oracle.com, linux-coco@lists.linux.dev, hch@lst.de,
	m.szyprowski@samsung.com, robin.murphy@arm.com
Subject: Re: [RFC] swiotlb: Add a new cc-swiotlb implementation for
 Confidential VMs
Message-ID: <20230130065437.GA32108@lst.de>
References: <20230128083254.86012-1-GuoRui.Yu@linux.alibaba.com> <f9de1d58-a723-5791-605a-a0d4a024e3ad@linux.alibaba.com>
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Just as the last time around:  stop duplicating code pointlessly.  NAK.