Re: [Xen-devel] netif & grant tables

[Matt Chapman <matthewc@xxxxxx>]

On Fri, Jul 01, 2005 at 04:07:05PM -0500, Stefan Berger wrote:
> xen-devel-bounces@xxxxxxxxxxxxxxxxxxx wrote on 07/01/2005 03:40:31 PM:
> 
> > Hi Stefan,
> > 
> > I'm not trying to run the backend or any real drivers in domU,
> > only the frontend.
> 
> Just curious: On IA64 you must have grant tables to get networking 
> working?

Well, on IA64 domU doesn't know about real machine addresses (ala
shadow mode on x86).  The grant table mechanism is the easiest way
to enable sharing of pages - grant references provide a common
namespace for referring to a page.

Matt


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