Re: [PATCH 3/4] KVM: x86: inject nested page faults on emulated instructions
From: Paolo Bonzini
Date: Thu Sep 04 2014 - 13:18:12 EST
Il 04/09/2014 17:05, Gleb Natapov ha scritto:
>> > if (ctxt->have_exception) {
>> > inject_emulated_exception(vcpu);
>> > - r = EMULATE_DONE;
>> > + return EMULATE_DONE;
> If there was no vmexit we still want to writeback. Perhaps:
> writeback = inject_emulated_exception(vcpu);
> and return false if there was vmexit due to nested page fault (or any fault,
> can't L1 ask for #GP/#UD intercept that need to be handled here too?)
>
Sounds good.
Paolo
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