KVM: Rename KVM_TLB_FLUSH to KVM_REQ_TLB_FLUSH

We now have a new namespace, KVM_REQ_*, for bits in vcpu->requests.

Signed-off-by: Avi Kivity <avi@qumranet.com>
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
index 1edf8a5..6ae7b63 100644
--- a/drivers/kvm/kvm.h
+++ b/drivers/kvm/kvm.h
@@ -67,7 +67,7 @@
 /*
  * vcpu->requests bit members
  */
-#define KVM_TLB_FLUSH 0
+#define KVM_REQ_TLB_FLUSH          0
 
 /*
  * Address types: