diff options
Diffstat (limited to 'drivers/s390/block/dasd.c')
| -rw-r--r-- | drivers/s390/block/dasd.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 0a9f12c4e91..170aae004ce 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -1968,7 +1968,7 @@ int dasd_generic_set_offline (struct ccw_device *cdev) { struct dasd_device *device; - int max_count; + int max_count, open_count; device = dasd_device_from_cdev(cdev); if (IS_ERR(device)) @@ -1985,10 +1985,16 @@ dasd_generic_set_offline (struct ccw_device *cdev) * in the other openers. */ max_count = device->bdev ? 0 : -1; - if (atomic_read(&device->open_count) > max_count) { - printk (KERN_WARNING "Can't offline dasd device with open" - " count = %i.\n", - atomic_read(&device->open_count)); + open_count = (int) atomic_read(&device->open_count); + if (open_count > max_count) { + if (open_count > 0) + printk (KERN_WARNING "Can't offline dasd device with " + "open count = %i.\n", + open_count); + else + printk (KERN_WARNING "%s", + "Can't offline dasd device due to internal " + "use\n"); clear_bit(DASD_FLAG_OFFLINE, &device->flags); dasd_put_device(device); return -EBUSY; |