KVM: SVM: Add clean-bits infrastructure code

This patch adds the infrastructure for the implementation of
the individual clean-bits.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/x86/include/asm/svm.h b/arch/x86/include/asm/svm.h
index 11dbca7..235dd73 100644
--- a/arch/x86/include/asm/svm.h
+++ b/arch/x86/include/asm/svm.h
@@ -79,7 +79,8 @@
 	u32 event_inj_err;
 	u64 nested_cr3;
 	u64 lbr_ctl;
-	u64 reserved_5;
+	u32 clean;
+	u32 reserved_5;
 	u64 next_rip;
 	u8 reserved_6[816];
 };