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KVM: VMX: Fix check guest state validity if a guest is in VM86 mode

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If guest vcpu is in VM86 mode the vcpu state should be checked as if in
real mode.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Gleb Natapov 2013-04-14 16:07:37 +03:00 committed by Marcelo Tosatti
parent 26539bd0e4
commit f13882d84d
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/vmx.c
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@ -3605,7 +3605,7 @@ static bool guest_state_valid(struct kvm_vcpu *vcpu)
return true;
/* real mode guest state checks */
if (!is_protmode(vcpu)) {
if (!is_protmode(vcpu) || (vmx_get_rflags(vcpu) & X86_EFLAGS_VM)) {
if (!rmode_segment_valid(vcpu, VCPU_SREG_CS))
return false;
if (!rmode_segment_valid(vcpu, VCPU_SREG_SS))