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Date:   Sat, 26 Oct 2019 07:30:26 +0200
From:   Christoph Hellwig <hch@lst.de>
To:     "Isaac J. Manjarres" <isaacm@codeaurora.org>
Cc:     iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org,
        joro@8bytes.org, hch@lst.de, m.szyprowski@samsung.com,
        robin.murphy@arm.com, will@kernel.org, pratikp@codeaurora.org,
        lmark@codeaurora.org
Subject: Re: [PATCH] iommu/dma: Add support for DMA_ATTR_SYS_CACHE
Message-ID: <20191026053026.GA14545@lst.de>
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The definition makes very little sense.  Any without a user in the
same series it is a complete no-go anyway.