Messages in this thread | | | Subject | Re: [PATCH 7/8] KVM: x86: Allow marking an exception as reinjected | From | Alexander Graf <> | Date | Fri, 23 Apr 2010 15:57:32 +0200 |
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On 22.04.2010, at 12:33, Joerg Roedel wrote:
> This patch adds logic to kvm/x86 which allows to mark an > injected exception as reinjected. This allows to remove an > ugly hack from svm_complete_interrupts that prevented > exceptions from being reinjected at all in the nested case. > The hack was necessary because an reinjected exception into > the nested guest could cause a nested vmexit emulation. But > reinjected exceptions must not intercept. The downside of > the hack is that a exception that in injected could get > lost. > This patch fixes the problem and puts the code for it into > generic x86 files because. Nested-VMX will likely have the > same problem and could reuse the code.
So we always handle the reinjection from KVM code? Shouldn't the l1 hypervisor do this?
Alex
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