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| author | Gleb Natapov <gleb@redhat.com> | 2013-04-14 13:07:37 (GMT) |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2013-04-16 21:34:19 (GMT) |
| commit | f13882d84df31a8567032b6bcbfbdd76ac378513 (patch) | |
| tree | 5aea267e99be5a2f1a3c828471fbf1af1dd92aea | |
| parent | 26539bd0e446a54665f9d6f4c69a21140b2e1d85 (diff) | |
| download | linux-f13882d84df31a8567032b6bcbfbdd76ac378513.tar.xz | |
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.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 8d52bcf..c84f0cb 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)) |