diff options
| -rw-r--r-- | drivers/s390/char/vmur.c | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c index cbde65ab2170..1bbf27b98cf6 100644 --- a/drivers/s390/char/vmur.c +++ b/drivers/s390/char/vmur.c @@ -62,7 +62,6 @@ static int ur_probe(struct ccw_device *cdev); static void ur_remove(struct ccw_device *cdev); static int ur_set_online(struct ccw_device *cdev); static int ur_set_offline(struct ccw_device *cdev); -static int ur_pm_suspend(struct ccw_device *cdev); static struct ccw_driver ur_driver = { .driver = { @@ -74,7 +73,6 @@ static struct ccw_driver ur_driver = { .remove = ur_remove, .set_online = ur_set_online, .set_offline = ur_set_offline, - .freeze = ur_pm_suspend, .int_class = IRQIO_VMR, }; @@ -165,28 +163,6 @@ static void urdev_put(struct urdev *urd) } /* - * State and contents of ur devices can be changed by class D users issuing - * CP commands such as PURGE or TRANSFER, while the Linux guest is suspended. - * Also the Linux guest might be logged off, which causes all active spool - * files to be closed. - * So we cannot guarantee that spool files are still the same when the Linux - * guest is resumed. In order to avoid unpredictable results at resume time - * we simply refuse to suspend if a ur device node is open. - */ -static int ur_pm_suspend(struct ccw_device *cdev) -{ - struct urdev *urd = dev_get_drvdata(&cdev->dev); - - TRACE("ur_pm_suspend: cdev=%p\n", cdev); - if (urd->open_flag) { - pr_err("Unit record device %s is busy, %s refusing to " - "suspend.\n", dev_name(&cdev->dev), ur_banner); - return -EBUSY; - } - return 0; -} - -/* * Low-level functions to do I/O to a ur device. * alloc_chan_prog * free_chan_prog |