diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 22b289a..71bf86e 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -171,6 +171,10 @@
 	Smb_21,
 	Smb_30,
 	Smb_302,
+#ifdef CONFIG_CIFS_SMB311
+	Smb_311,
+#endif /* SMB311 */
+	Smb_version_err
 };
 
 struct mid_q_entry;
@@ -1617,4 +1621,7 @@
 #define SMB302_VERSION_STRING	"3.02"
 /*extern struct smb_version_operations smb302_operations;*/ /* not needed yet */
 extern struct smb_version_values smb302_values;
+#define SMB311_VERSION_STRING	"3.1.1"
+/*extern struct smb_version_operations smb311_operations;*/ /* not needed yet */
+extern struct smb_version_values smb311_values;
 #endif	/* _CIFS_GLOB_H */