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Re: [Xen-devel] Re: RFC: Using grant table to give iomem permission
| To: | Kieran Mansley <kmansley@xxxxxxxxxxxxxx>, Keir Fraser <keir@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Re: RFC: Using grant table to give iomem permission |
| From: | Keir Fraser <keir@xxxxxxxxxxxxx> |
| Date: | Fri, 18 May 2007 17:03:47 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Fri, 18 May 2007 09:02:18 -0700 |
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| Thread-index: | AceZZh3bXI1XDAVZEdyzvQAX8io7RQ== |
| Thread-topic: | [Xen-devel] Re: RFC: Using grant table to give iomem permission |
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On 18/5/07 15:50, "Kieran Mansley" <kmansley@xxxxxxxxxxxxxx> wrote: > I could prevent it doing these things in the case of it being iomem, but > in that case I felt that it was no longer really doing a host_map > operation, and so to avoid confusion (e.g. others maintaining the code > might not realise that GNTMAP_host_map can mean two different things) > thought it better to give it a separate type. At the interface it still makes sense to call it a host mapping, because it is mapped into host page tables. But yes, you'll end up doing things a bit differently where there's no struct page_info. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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