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Re: [Xen-devel] [PATCH 04/17] vmx: nest: domain and vcpu flags

from [Tim Deegan]

[Permanent Link][Original]

To:	Qing He <qing.he@xxxxxxxxx>
Subject:	Re: [Xen-devel] [PATCH 04/17] vmx: nest: domain and vcpu flags
From:	Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Date:	Thu, 20 May 2010 11:55:29 +0100
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At 10:54 +0100 on 20 May (1274352874), Qing He wrote:
> But I still put this flags here because there have been some people
> expressing security concerns, that in some situations, hardware
> virtualization needs to be explicitly disabled to avoid stealth VMM.

I understand that people might want to disable nested HVM, and it's fine
to do that in the domain builder; I just don't think that domcrf is te
right Xen interface.  Christoph's use of HVM_PARAM sounds right to me. 

Tim.

-- 
Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Principal Software Engineer, XenServer Engineering
Citrix Systems UK Ltd.  (Company #02937203, SL9 0BG)

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Re: [Xen-devel] [PATCH 04/17] vmx: nest: domain and vcpu flags, Tim Deegan Re: [Xen-devel] [PATCH 04/17] vmx: nest: domain and vcpu flags, Christoph Egger Re: [Xen-devel] [PATCH 04/17] vmx: nest: domain and vcpu flags, Qing He Re: [Xen-devel] [PATCH 04/17] vmx: nest: domain and vcpu flags, Tim Deegan <= Re: [Xen-devel] [PATCH 04/17] vmx: nest: domain and vcpu flags, Qing He Re: [Xen-devel] [PATCH 04/17] vmx: nest: domain and vcpu flags, Christoph Egger

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