Messages in this thread | | | Date | Fri, 05 Nov 2010 16:03:28 +0800 | From | Xiao Guangrong <> | Subject | Re: [PATCH 2/3] KVM: MMU: don not retry #PF for nonpaging guest |
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On 11/05/2010 03:45 PM, Gleb Natapov wrote:
>> >> It looks like something broken: apfs can generated in L2 guest (nested ntp guest) >> and be retried in L1 guest. >> > Why is this a problem? apf will be generate on direct map even when L2 > guest is running so it should be OK to prefault it into direct map on > completion. >
The nested_cr3 is different between L2 and L1, fix L2's page fault in L1's page table is useless.
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