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Re: [Xen-devel] question on iommu _map_page

To: Kaushik Kumar Ram <kaushik@xxxxxxxx>
Subject: Re: [Xen-devel] question on iommu _map_page
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Fri, 28 May 2010 09:08:52 +0100
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On 27/05/2010 21:59, "Kaushik Kumar Ram" <kaushik@xxxxxxxx> wrote:

> On May 27, 2010, at 3:46 PM, Keir Fraser wrote:
>> It looks like the person who implemented that never needed the read-only
>> case. We need a function to map pages into the iommu read-only and to call
>> that from the grant code.
>> A patch to just call iommu_map_page() for any kind of grant mapping would be
>> acceptable for now, if you want to submit a patch.
> OK. Attached.

Actually I've implemented the better fix as xen-unstable:21476. Hope that
works okay for you.


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