From: Keir Fraser <keir.fraser@eu.citrix.com>
To: Kaushik Kumar Ram <kaushik@rice.edu>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: question on iommu _map_page
Date: Fri, 28 May 2010 09:08:52 +0100 [thread overview]
Message-ID: <C82538A4.161DB%keir.fraser@eu.citrix.com> (raw)
In-Reply-To: <00AC9A5E-6B21-4E21-A10F-B38A3CA00A66@rice.edu>
On 27/05/2010 21:59, "Kaushik Kumar Ram" <kaushik@rice.edu> 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.
Thanks,
Keir
next prev parent reply other threads:[~2010-05-28 8:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-27 20:37 question on iommu _map_page Kaushik Kumar Ram
2010-05-27 20:46 ` Keir Fraser
2010-05-27 20:59 ` Kaushik Kumar Ram
2010-05-28 8:08 ` Keir Fraser [this message]
2010-05-28 23:20 ` Kaushik Kumar Ram
2010-05-29 7:29 ` Keir Fraser
2010-05-29 8:08 ` Kaushik Kumar Ram
2010-06-10 21:59 ` Kaushik Kumar Ram
2010-06-11 8:32 ` Keir Fraser
2010-07-02 6:22 ` Kaushik Kumar Ram
2010-07-02 7:13 ` Keir Fraser
2010-07-02 10:41 ` Keir Fraser
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