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Re: [Xen-devel] [PATCH v3 09/13] vtd: add lookup_page method to iommu_ops

On Tue, Jul 17, 2018 at 02:38:12PM +0100, Paul Durrant wrote:
> This patch adds a new method to the VT-d IOMMU implementation to find the
> MFN currently mapped by the specified BFN along with a wrapper function in
> generic IOMMU code to call the implementation if it exists.
> This functionality will be used by a subsequent patch.
> Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>

Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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