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Re: [Xen-devel] [PATCH v3 0/4] Nested VMX: APIC-v related bug fixing



Jan Beulich wrote on 2013-08-23:
>>>> On 23.08.13 at 09:17, "Zhang, Yang Z" <yang.z.zhang@xxxxxxxxx> wrote:
>> Jan Beulich wrote on 2013-08-23:
>>>>>> On 22.08.13 at 09:24, Yang Zhang <yang.z.zhang@xxxxxxxxx> wrote:
>>>> The following patches fix the issue that fail to boot L2 guest on
>>>> APIC-v available machine. The main problem is that with APIC-v,
>>>> virtual interrupt inject
>>>> L1 is totally through APIC-v. But if virtual interrupt is arrived
>>>> when
>>>> L2 is running,
>>>> L1 will detect interrupt through vmexit with reason external
>>>> interrupt. If this happens, we should update RVI/SVI to make
>>>> APIC-v working accordingly.
>>> 
>>> Am I right in assuming that this series wants to be backported to 4.3?
>> 
>> Sure. It's ok to back port them to 4.3.
> 
> The question wasn't whether it's okay, but whether its necessary or at
> least desirable.
Without this patch, all platforms with apicv feature will fail to boot L2 
guest. So I think we should backport them into xen 4.3. 

Best regards,
Yang



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