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KVM: SVM: check for nested VINTR flag in svm_interrupt_allowed

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Not checking for this flag breaks any nested hypervisor that does not
set VINTR. So fix it with this patch.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Joerg Roedel 2009-08-07 11:49:47 +02:00 committed by Avi Kivity
parent 26666957a5
commit 108768de55
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/svm.c
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@ -2463,7 +2463,7 @@ static int svm_interrupt_allowed(struct kvm_vcpu *vcpu)
return (vmcb->save.rflags & X86_EFLAGS_IF) && return (vmcb->save.rflags & X86_EFLAGS_IF) &&
!(vmcb->control.int_state & SVM_INTERRUPT_SHADOW_MASK) && !(vmcb->control.int_state & SVM_INTERRUPT_SHADOW_MASK) &&
gif_set(svm) && gif_set(svm) &&
!is_nested(svm); !(is_nested(svm) && (svm->vcpu.arch.hflags & HF_VINTR_MASK));
} }
static void enable_irq_window(struct kvm_vcpu *vcpu) static void enable_irq_window(struct kvm_vcpu *vcpu)