Re: [PATCH v2 0/2] KVM: VMX: require EPTP WB (write-back) support

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2017-08-11 9:20 GMT+08:00 Wanpeng Li <kernellwp@xxxxxxxxx>:
> 2017-08-11 7:09 GMT+08:00 Wanpeng Li <kernellwp@xxxxxxxxx>:
>> 2017-08-11 5:15 GMT+08:00 David Hildenbrand <david@xxxxxxxxxx>:
>>> This version should no longer result in a panic :(
>>>
>>> (note to self: always retest after tiny changes)
>>>
>>> v1 -> v2:
>>> - fix typo (invalid guest page-walk length)
>>>
>>> David Hildenbrand (2):
>>>   KVM: VMX: cleanup EPTP definitions
>>>   KVM: VMX: always require WB memory type for EPT
>>
>> Hmm, I saw these patches in kvm/queue, and linux guest stuck during
>> boot due to patch 1/2.
>
> Sorry, I make a mistake. The commit which should be blamed is this
> one: https://git.kernel.org/pub/scm/virt/kvm/kvm.git/commit/?h=queue&id=c016004494b0914205e3c4aa23ea92cfb57ba6ee

After several rounds testing, it is still patch 1/2. Please have a try, David.

Regards,
Wanpeng Li



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