--- zzzz-none-000/linux-3.10.107/drivers/s390/char/raw3270.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/s390/char/raw3270.h	2021-02-04 17:41:59.000000000 +0000
@@ -173,6 +173,7 @@
 int raw3270_start_irq(struct raw3270_view *, struct raw3270_request *);
 int raw3270_reset(struct raw3270_view *);
 struct raw3270_view *raw3270_view(struct raw3270_view *);
+int raw3270_view_active(struct raw3270_view *);
 
 /* Reference count inliner for view structures. */
 static inline void