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KVM: Unprotect a page if #PF happens during NMI injection.

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It is done for exception and interrupt already.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Gleb Natapov
2009-05-11 13:35:46 +03:00
committed by Avi Kivity
parent 51e4d5ab28
commit 3298b75c88
3 changed files with 8 additions and 3 deletions
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2
arch/x86/kvm/vmx.c
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@@ -2615,7 +2615,7 @@ static int handle_exception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
cr2 = vmcs_readl(EXIT_QUALIFICATION);
KVMTRACE_3D(PAGE_FAULT, vcpu, error_code, (u32)cr2,
(u32)((u64)cr2 >> 32), handler);
if (vcpu->arch.interrupt.pending || vcpu->arch.exception.pending)
if (kvm_event_needs_reinjection(vcpu))
kvm_mmu_unprotect_page_virt(vcpu, cr2);
return kvm_mmu_page_fault(vcpu, cr2, error_code);
}