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authorGleb Natapov <gleb@redhat.com>2013-01-21 15:36:43 +0200
committerMarcelo Tosatti <mtosatti@redhat.com>2013-01-24 00:40:26 -0200
commitc5e97c80b5ddd6139bdadcbd44e263c2a3e7fae6 (patch)
tree05a80bed7b6148eef85c89dbd5ecaeae4f91148f /arch/x86/kvm
parentKVM: VMX: reset CPL only on CS register write. (diff)
downloadlinux-dev-c5e97c80b5ddd6139bdadcbd44e263c2a3e7fae6.tar.xz
linux-dev-c5e97c80b5ddd6139bdadcbd44e263c2a3e7fae6.zip
KVM: VMX: if unrestricted guest is enabled vcpu state is always valid.
Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/vmx.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index edfbe94c622c..f942b201b345 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3488,6 +3488,9 @@ static bool cs_ss_rpl_check(struct kvm_vcpu *vcpu)
*/
static bool guest_state_valid(struct kvm_vcpu *vcpu)
{
+ if (enable_unrestricted_guest)
+ return true;
+
/* real mode guest state checks */
if (!is_protmode(vcpu)) {
if (!rmode_segment_valid(vcpu, VCPU_SREG_CS))