diff options
Diffstat (limited to 'drivers/s390/block/dasd.c')
| -rw-r--r-- | drivers/s390/block/dasd.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index aa95f10..fb613d7 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -1099,16 +1099,30 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, cqr = (struct dasd_ccw_req *) intparm; if (!cqr || ((scsw_cc(&irb->scsw) == 1) && (scsw_fctl(&irb->scsw) & SCSW_FCTL_START_FUNC) && - (scsw_stctl(&irb->scsw) & SCSW_STCTL_STATUS_PEND))) { + ((scsw_stctl(&irb->scsw) == SCSW_STCTL_STATUS_PEND) || + (scsw_stctl(&irb->scsw) == (SCSW_STCTL_STATUS_PEND | + SCSW_STCTL_ALERT_STATUS))))) { if (cqr && cqr->status == DASD_CQR_IN_IO) cqr->status = DASD_CQR_QUEUED; + if (cqr) + memcpy(&cqr->irb, irb, sizeof(*irb)); device = dasd_device_from_cdev_locked(cdev); - if (!IS_ERR(device)) { - dasd_device_clear_timer(device); - device->discipline->handle_unsolicited_interrupt(device, - irb); + if (IS_ERR(device)) + return; + /* ignore unsolicited interrupts for DIAG discipline */ + if (device->discipline == dasd_diag_discipline_pointer) { dasd_put_device(device); + return; } + device->discipline->dump_sense_dbf(device, irb, + "unsolicited"); + if ((device->features & DASD_FEATURE_ERPLOG)) + device->discipline->dump_sense(device, cqr, + irb); + dasd_device_clear_timer(device); + device->discipline->handle_unsolicited_interrupt(device, + irb); + dasd_put_device(device); return; } |