Re: [PATCH v6 2/2] KVM: nVMX: nested TPR shadow/threshold emulation

[Wanpeng Li]

Hi Paolo,
On Thu, Aug 21, 2014 at 02:33:36PM +0200, Paolo Bonzini wrote:
[...]
>>  		return;
>> @@ -7847,6 +7859,27 @@ static bool nested_get_vmcs12_pages(struct kvm_vcpu *vcpu,
>>  		vmx->nested.apic_access_page =
>>  			nested_get_page(vcpu, vmcs12->apic_access_addr);
>>  	}
>> +
>> +	if (nested_cpu_has(vmcs12, CPU_BASED_TPR_SHADOW)) {
>
>Missing PAGE_ALIGNED check.  I should have spotted this before, so I
>just fixed it and will commit the patch soon.
>

Maybe I misunderstand your comments "On real hardware you could point
the virtual-APIC page to an invalid address."
http://lists.openwall.net/linux-kernel/2014/08/07/344

>Thanks for your persistence!
>

Thanks for your great help. ;-)

Regards,
Wanpeng Li 

>Paolo
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