diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/s390/char/tape_core.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/s390/char/tape_core.c b/drivers/s390/char/tape_core.c index 4ea438c749c9..c42f5e25024e 100644 --- a/drivers/s390/char/tape_core.c +++ b/drivers/s390/char/tape_core.c @@ -1064,15 +1064,16 @@ __tape_do_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb) /* * If the condition code is not zero and the start function bit is * still set, this is an deferred error and the last start I/O did - * not succeed. Restart the request now. + * not succeed. At this point the condition that caused the deferred + * error might still apply. So we just schedule the request to be + * started later. */ if (irb->scsw.cc != 0 && (irb->scsw.fctl & SCSW_FCTL_START_FUNC)) { PRINT_WARN("(%s): deferred cc=%i. restaring\n", cdev->dev.bus_id, irb->scsw.cc); - rc = __tape_start_io(device, request); - if (rc) - __tape_end_request(device, request, rc); + request->status = TAPE_REQUEST_QUEUED; + schedule_work(&device->tape_dnr); return; } |