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Re: [Xen-devel] HPA <-> GPA mapping

To: "Razvan Cojocaru" <rcojocaru@xxxxxxxxxxxxxxx>
From: "Jan Beulich" <JBeulich@xxxxxxxx>
Date: Mon, 04 Apr 2016 04:17:44 -0600
Cc: xen-devel@xxxxxxxxxxxxx
Delivery-date: Mon, 04 Apr 2016 10:18:00 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

>>> On 04.04.16 at 10:04, <rcojocaru@xxxxxxxxxxxxxxx> wrote:
> Does Xen under any circumstances ever modify GPA -> HPA translations
> _while_ a HVM guest is running? I could find no cases where that would
> happen, but I would appreciate an authoritative answer.

Of course we do, namely when asked to by the guest itself (see
grant table operations or XENMEM_*_physmap).

Jan


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- [Xen-devel] HPA <-> GPA mapping
  - From: Razvan Cojocaru

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