Re: nested EPT

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Il 16/01/2014 17:10, duy hai nguyen ha scritto:
> Dear All,
> 
> I am having a problem with using nested EPT in my system: In L0
> hypervisor CPUs support vmx and ept; however, L1 hypervisor's CPUs do
> not have ept capability. Flag 'ept' appears in /proc/cpuinfo of L0 but
> does not show in that of L1.
> 
> - 'Nested' and 'EPT' are enabled in L0:
> 
> $cat /sys/module/kvm_intel/parameters/nested
> Y
> 
> $cat /sys/module/kvm_intel/parameters/ept
> Y
> 
> - The libvirt xml file used in L0 has this cpu configuration:
> 
> <cpu mode='host-passthrough'/>
> 
> - The kernel version I am using for both L0 and L1 is 3.9.11

Nested EPT was added in 3.12.  You need that version in L0.

Paolo

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