* Another VMM on HVM guest
@ 2009-03-10 7:42 Wu Bingzheng
2009-03-10 18:28 ` Jeremy Fitzhardinge
0 siblings, 1 reply; 2+ messages in thread
From: Wu Bingzheng @ 2009-03-10 7:42 UTC (permalink / raw)
To: xen-devel
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Hi men,
Based on a CPU supporting full virtualization,
can we install another VMM(hypervisor) on a HVM guest?
I wish the picture explains my idea.
Dom0 DomU
+-----+ +----------+
| | |0|1|2|... |
| | +- - - - - +
| | |hypervisor|
+-----+ +----------+
+-------------------+
| hypervisor |
+-------------------+
+-------------------+
| hardware |
+-------------------+
Thanks,
Wu
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Another VMM on HVM guest
2009-03-10 7:42 Another VMM on HVM guest Wu Bingzheng
@ 2009-03-10 18:28 ` Jeremy Fitzhardinge
0 siblings, 0 replies; 2+ messages in thread
From: Jeremy Fitzhardinge @ 2009-03-10 18:28 UTC (permalink / raw)
To: Wu Bingzheng; +Cc: xen-devel
Wu Bingzheng wrote:
> Hi men,
>
> Based on a CPU supporting full virtualization,
> can we install another VMM(hypervisor) on a HVM guest?
> I wish the picture explains my idea.
Yes, but VT/SVM are not themselves virtualized, so the nested hypervisor
would have to be able to work without them (Xen w/ PV guests, for example).
J
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