dasd_find_busid
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
devmap = dasd_find_busid(dev_name(dev));
prim_devmap = dasd_find_busid(prim_busid);
sec_devmap = dasd_find_busid(sec_busid);
devmap = dasd_find_busid(dev_name(&cdev->dev));
return IS_ERR(dasd_find_busid(bus_id)) ? -ENOENT : 0;
devmap = dasd_find_busid(dev_name(&cdev->dev));
devmap = dasd_find_busid(dev_name(&device->cdev->dev));
devmap = dasd_find_busid(dev_name(&device->cdev->dev));
devmap = dasd_find_busid(dev_name(dev));