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Date:   Mon, 29 Apr 2019 04:59:16 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Tom Murphy <tmurphy@arista.com>
Cc:     Joerg Roedel <joro@8bytes.org>, iommu@lists.linux-foundation.org,
        Tom Murphy <murphyt7@tcd.ie>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1] iommu/amd: flush not present cache in iommu_map_page
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On Sat, Apr 27, 2019 at 03:20:35PM +0100, Tom Murphy wrote:
> I am working on another patch to improve the intel iotlb flushing in
> the iommu ops patch which should cover this too.

So are you looking into converting the intel-iommu driver to use
dma-iommu as well?  That would be great!