Re: [Xen-devel] VMX status report. Xen:24911 & Dom0: d93dc5c4... Nested VMX testing?

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Wed, Mar 14, 2012 at 08:00:09AM +0000, Ren, Yongjie wrote:
> > 
> > Hello,
> > 
> > > This is the test report of xen-unstable tree. We've switched our Dom0 to
> > upstream Linux 3.1-rc7 instead of Jeremy's 2.6.32.x tree.
> > > We've also upgraded our nightly test system from RHEL5.5 to RHEL6.2.
> > > We found four new issues and one old issue got fixed.
> > >
> > 
> > Is Intel planning to start testing Nested VMX ?
> 
> Yes, we've made several automated test cases for Nested VMX.
> The bad news is there's some bug on Nested VMX.
> From my recent test, the following is the status for Nested VMX.
>    Xen on Xen: failed. L1 Xen guest can't boot up. It hangs at the boot for 
> xen hypervisor.
>    KVM on Xen: pass. L2 RHEL5.5 guest can boot up on L1 KVM guest.
> (We use the same version of dom0 and xen-unstable as mentioned in the report.)
> Intel will make more effort on Nested VMX bug fixing this year.
> 

Hello again,

I'm wondering.. Does Intel have plans to do more Nested VMX testing (and 
bugfixes) before Xen 4.2 release? 
There's an action point on the Xen 4.2 status email about describing the status 
of Nested VMX support. 


> 
> > It seems AMD has done a lot of testing with Nested SVM with Xen..
> > 


Thanks,

-- Pasi


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