1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/s390/cio/crw.c b/drivers/s390/cio/crw.c
index 425f741a280c..d0a2dff43fb4 100644
--- a/drivers/s390/cio/crw.c
+++ b/drivers/s390/cio/crw.c
@@ -13,6 +13,7 @@
 #include <linux/init.h>
 #include <linux/wait.h>
 #include <asm/crw.h>
+#include <asm/ctl_reg.h>
 
 static DEFINE_MUTEX(crw_handler_mutex);
 static crw_handler_t crw_handlers[NR_RSCS];