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[6/9] KVM: VMX: don't clobber segment AR of unusable segments.

Message ID 1358775409-27555-7-git-send-email-gleb@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Gleb Natapov Jan. 21, 2013, 1:36 p.m. UTC 
Usability is returned in unusable field, so not need to clobber entire
AR. Callers have to know how to deal with unusable segments already
since if emulate_invalid_guest_state=true AR is not zeroed.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
---
 arch/x86/kvm/vmx.c |    2 --
 1 file changed, 2 deletions(-)
diff mbox

Patch

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 319e840..77212d1 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3196,8 +3196,6 @@  static void vmx_get_segment(struct kvm_vcpu *vcpu,
 	var->limit = vmx_read_guest_seg_limit(vmx, seg);
 	var->selector = vmx_read_guest_seg_selector(vmx, seg);
 	ar = vmx_read_guest_seg_ar(vmx, seg);
-	if ((ar & AR_UNUSABLE_MASK) && !emulate_invalid_guest_state)
-		ar = 0;
 	var->type = ar & 15;
 	var->s = (ar >> 4) & 1;
 	var->dpl = (ar >> 5) & 3;