diff options
Diffstat (limited to 'drivers/s390/block/dasd.c')
-rw-r--r-- | drivers/s390/block/dasd.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index d0647d116ea..492b68bcd7c 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -54,7 +54,7 @@ static void dasd_flush_request_queue(struct dasd_device *); static void dasd_int_handler(struct ccw_device *, unsigned long, struct irb *); static int dasd_flush_ccw_queue(struct dasd_device *, int); static void dasd_tasklet(struct dasd_device *); -static void do_kick_device(void *data); +static void do_kick_device(struct work_struct *); /* * SECTION: Operations on the device structure. @@ -100,7 +100,7 @@ dasd_alloc_device(void) (unsigned long) device); INIT_LIST_HEAD(&device->ccw_queue); init_timer(&device->timer); - INIT_WORK(&device->kick_work, do_kick_device, device); + INIT_WORK(&device->kick_work, do_kick_device); device->state = DASD_STATE_NEW; device->target = DASD_STATE_NEW; @@ -203,6 +203,7 @@ dasd_state_basic_to_known(struct dasd_device * device) rc = dasd_flush_ccw_queue(device, 1); if (rc) return rc; + dasd_clear_timer(device); DBF_DEV_EVENT(DBF_EMERG, device, "%p debug area deleted", device); if (device->debug_area != NULL) { @@ -406,11 +407,9 @@ dasd_change_state(struct dasd_device *device) * event daemon. */ static void -do_kick_device(void *data) +do_kick_device(struct work_struct *work) { - struct dasd_device *device; - - device = (struct dasd_device *) data; + struct dasd_device *device = container_of(work, struct dasd_device, kick_work); dasd_change_state(device); dasd_schedule_bh(device); dasd_put_device(device); @@ -1051,10 +1050,10 @@ dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, } } else { /* error */ memcpy(&cqr->irb, irb, sizeof (struct irb)); -#ifdef ERP_DEBUG - /* dump sense data */ - dasd_log_sense(cqr, irb); -#endif + if (device->features & DASD_FEATURE_ERPLOG) { + /* dump sense data */ + dasd_log_sense(cqr, irb); + } switch (era) { case dasd_era_fatal: cqr->status = DASD_CQR_FAILED; @@ -1263,15 +1262,21 @@ __dasd_check_expire(struct dasd_device * device) if (list_empty(&device->ccw_queue)) return; cqr = list_entry(device->ccw_queue.next, struct dasd_ccw_req, list); - if (cqr->status == DASD_CQR_IN_IO && cqr->expires != 0) { - if (time_after_eq(jiffies, cqr->expires + cqr->starttime)) { + if ((cqr->status == DASD_CQR_IN_IO && cqr->expires != 0) && + (time_after_eq(jiffies, cqr->expires + cqr->starttime))) { + if (device->discipline->term_IO(cqr) != 0) { + /* Hmpf, try again in 5 sec */ + dasd_set_timer(device, 5*HZ); + DEV_MESSAGE(KERN_ERR, device, + "internal error - timeout (%is) expired " + "for cqr %p, termination failed, " + "retrying in 5s", + (cqr->expires/HZ), cqr); + } else { DEV_MESSAGE(KERN_ERR, device, "internal error - timeout (%is) expired " "for cqr %p (%i retries left)", (cqr->expires/HZ), cqr, cqr->retries); - if (device->discipline->term_IO(cqr) != 0) - /* Hmpf, try again in 1/10 sec */ - dasd_set_timer(device, 10); } } } |