From: Christoph Egger <Christoph.Egger@amd.com>
To: xen-devel@lists.xensource.com
Cc: Tim Deegan <Tim.Deegan@citrix.com>, Qing He <qing.he@intel.com>
Subject: Re: [PATCH 04/17] vmx: nest: domain and vcpu flags
Date: Thu, 20 May 2010 16:06:35 +0200 [thread overview]
Message-ID: <201005201606.35375.Christoph.Egger@amd.com> (raw)
In-Reply-To: <20100520125341.GA21374@qhe2-db>
On Thursday 20 May 2010 14:53:41 Qing He wrote:
> On Thu, 2010-05-20 at 18:55 +0800, Tim Deegan wrote:
> > 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.
>
> OK, I'll change to HVM_PARAM solution.
Do you really want to do duplicate work ? IMO, it is better to adapt my patch.
Christoph
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next prev parent reply other threads:[~2010-05-20 14:06 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-04-22 9:41 [PATCH 00/17][RFC] Nested virtualization for VMX Qing He
2010-04-22 9:41 ` [PATCH 01/17] vmx: nest: fix CR4.VME in update_guest_cr Qing He
2010-05-20 9:26 ` Tim Deegan
2010-05-20 9:36 ` Qing He
2010-04-22 9:41 ` [PATCH 02/17] vmx: nest: rename host_vmcs Qing He
2010-04-22 9:41 ` [PATCH 03/17] vmx: nest: wrapper for control update Qing He
2010-05-20 9:34 ` Tim Deegan
2010-05-20 9:46 ` Qing He
2010-05-20 12:57 ` Keir Fraser
2010-04-22 9:41 ` [PATCH 04/17] vmx: nest: domain and vcpu flags Qing He
2010-05-20 9:37 ` Tim Deegan
2010-05-20 9:51 ` Christoph Egger
2010-05-20 9:54 ` Qing He
2010-05-20 10:55 ` Tim Deegan
2010-05-20 12:53 ` Qing He
2010-05-20 14:06 ` Christoph Egger [this message]
2010-04-22 9:41 ` [PATCH 05/17] vmx: nest: nested control structure Qing He
2010-04-22 9:41 ` [PATCH 06/17] vmx: nest: virtual vmcs layout Qing He
2010-04-22 9:41 ` [PATCH 07/17] vmx: nest: handling VMX instruction exits Qing He
2010-05-20 10:53 ` Tim Deegan
2010-05-20 13:28 ` Qing He
2010-04-22 9:41 ` [PATCH 08/17] vmx: nest: L1 <-> L2 context switch Qing He
2010-05-20 11:11 ` Tim Deegan
2010-05-20 13:49 ` Qing He
2010-05-21 9:19 ` Tim Deegan
2010-05-21 10:31 ` Qing He
2010-05-25 15:27 ` Tim Deegan
2010-04-22 9:41 ` [PATCH 09/17] vmx: nest: interrupt Qing He
2010-05-20 11:21 ` Tim Deegan
2010-05-20 15:55 ` Qing He
2010-04-22 9:41 ` [PATCH 10/17] vmx: nest: VMExit handler in L2 Qing He
2010-05-20 11:44 ` Tim Deegan
2010-05-20 16:06 ` Qing He
2010-05-21 8:42 ` Tim Deegan
2010-05-21 10:35 ` Qing He
2010-05-25 15:34 ` Tim Deegan
2010-04-22 9:41 ` [PATCH 11/17] vmx: nest: L2 tsc Qing He
2010-05-20 11:47 ` Tim Deegan
2010-05-20 16:07 ` Qing He
2010-04-22 9:41 ` [PATCH 12/17] vmx: nest: CR0.TS and #NM Qing He
2010-04-22 9:41 ` [PATCH 13/17] vmx: nest: capability reporting MSRs Qing He
2010-05-20 11:52 ` Tim Deegan
2010-04-22 9:41 ` [PATCH 14/17] vmx: nest: enable virtual VMX Qing He
2010-04-22 9:41 ` [PATCH 15/17] vmx: nest: virtual ept for nested Qing He
2010-05-20 12:21 ` Tim Deegan
2010-05-21 10:24 ` Qing He
2010-05-25 16:02 ` Tim Deegan
2010-04-22 9:41 ` [PATCH 16/17] vmx: nest: hvmtrace " Qing He
2010-04-22 9:41 ` [PATCH 17/17] tools: nest: allow enabling nesting Qing He
2010-04-22 10:15 ` [PATCH 00/17][RFC] Nested virtualization for VMX Christoph Egger
2010-04-23 10:10 ` He, Qing
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