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Re: [RFC][PATCH] changed foreing ia64-domain page mapping semantic (was

To: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
Subject: Re: [RFC][PATCH] changed foreing ia64-domain page mapping semantic (was Re: [Xen-ia64-devel] xen-ia64-unstable.hg breakage)
From: Alex Williamson <alex.williamson@xxxxxx>
Date: Mon, 04 Dec 2006 13:58:30 -0700
Cc: xen-ia64-devel <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>
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On Thu, 2006-11-30 at 22:01 +0900, Isaku Yamahata wrote:
> With this patch, I can successfully create domU.
> The issue I haven't solved is how to initialize shared_info page.
> Currently the shared info for domU can be accessed only via
> fixed virtual address.
> With this patch, it is done in xen as work around when
> XEN_DOMCTL_arch_setup.
> Should XENMEM_add_to_physmap with XENMAPSPACE_shared_info be used?
> Any other Ideas?

Hi Isaku,

   XENMEM_add_to_physmap/XENMAPSPACE_shared_info seems like it would
better align with how it's done on x86.  Why wouldn't we do it that way?


Alex Williamson                             HP Open Source & Linux Org.

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