[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, 3 insertions, 0 deletions

diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 39c98f940507..359b46c25314 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -948,6 +948,9 @@ io_subchannel_ioterm(struct device *dev)
         cdev = dev->driver_data;
         if (!cdev)
                 return;
+        /* Internal I/O will be retried by the interrupt handler. */
+        if (cdev->private->flags.intretry)
+                return;
         cdev->private->state = DEV_STATE_CLEAR_VERIFY;
         if (cdev->handler)
                 cdev->handler(cdev, cdev->private->intparm,