commit db5ce88c72ddff9073f8fe8af455ec2c5a2ea796
Author: root <root@vt32-pae.(none)>
Date:   Tue Oct 23 06:53:56 2007 +0800

    Cleanup: Use macro for Single Step Vector.

    Signed-off-by: Yaozu (Eddie) Dong <eddie.dong@intel.com>
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
index 08b5b21..a081ba0 100644
--- a/drivers/kvm/kvm.h
+++ b/drivers/kvm/kvm.h
@@ -49,6 +49,7 @@
 #define KVM_MAX_CPUID_ENTRIES 40
 
 #define DE_VECTOR 0
+#define DB_VECTOR 1
 #define UD_VECTOR 6
 #define NM_VECTOR 7
 #define DF_VECTOR 8
diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c
index 2c6b64a..619c401 100644
--- a/drivers/kvm/vmx.c
+++ b/drivers/kvm/vmx.c
@@ -316,7 +316,7 @@ static void update_exception_bitmap(struct kvm_vcpu *vcpu)
 	if (!vcpu->fpu_active)
 		eb |= 1u << NM_VECTOR;
 	if (vcpu->guest_debug.enabled)
-		eb |= 1u << 1;
+		eb |= 1u << DB_VECTOR;
 	if (vcpu->rmode.active)
 		eb = ~0;
 	vmcs_write32(EXCEPTION_BITMAP, eb);