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authorGleb Natapov <gleb@redhat.com>2013-04-14 16:07:37 +0300
committerMarcelo Tosatti <mtosatti@redhat.com>2013-04-16 18:34:19 -0300
commitf13882d84df31a8567032b6bcbfbdd76ac378513 (patch)
tree5aea267e99be5a2f1a3c828471fbf1af1dd92aea
parent26539bd0e446a54665f9d6f4c69a21140b2e1d85 (diff)
KVM: VMX: Fix check guest state validity if a guest is in VM86 mode
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>
-rw-r--r--arch/x86/kvm/vmx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 8d52bcf371df..c84f0cb921f9 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -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))