[S390] cio: Retry internal operations after vary off.

If I/O was running on a just varied off chpid, it will be terminated.
If this was a common I/O layer internal I/O, it needs to be retried.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index da73453fa54b..9ff064e71767 100644
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -94,6 +94,7 @@ struct ccw_device_private {
                 unsigned int donotify:1;    /* call notify function */
                 unsigned int recog_done:1;  /* dev. recog. complete */
                 unsigned int fake_irb:1;    /* deliver faked irb */
+                unsigned int intretry:1;    /* retry internal operation */
         } __attribute__((packed)) flags;
         unsigned long intparm;  /* user interruption parameter */
         struct qdio_irq *qdio_data;
@@ -171,6 +172,7 @@ void device_trigger_reprobe(struct subchannel *);
 /* Helper functions for vary on/off. */
 int device_is_online(struct subchannel *);
 void device_kill_io(struct subchannel *);
+void device_set_intretry(struct subchannel *sch);
 int device_trigger_verify(struct subchannel *sch);
 
 /* Machine check helper function. */