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path: root/drivers/s390/block/dasd.c
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Diffstat (limited to 'drivers/s390/block/dasd.c')
-rw-r--r--drivers/s390/block/dasd.c26
1 files changed, 16 insertions, 10 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 706ae0ac94c9..1de089019268 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -212,16 +212,6 @@ static int dasd_state_known_to_new(struct dasd_device *device)
{
/* Disable extended error reporting for this device. */
dasd_eer_disable(device);
- /* Forget the discipline information. */
- if (device->discipline) {
- if (device->discipline->uncheck_device)
- device->discipline->uncheck_device(device);
- module_put(device->discipline->owner);
- }
- device->discipline = NULL;
- if (device->base_discipline)
- module_put(device->base_discipline->owner);
- device->base_discipline = NULL;
device->state = DASD_STATE_NEW;
if (device->block)
@@ -3377,6 +3367,22 @@ int dasd_generic_probe(struct ccw_device *cdev,
}
EXPORT_SYMBOL_GPL(dasd_generic_probe);
+void dasd_generic_free_discipline(struct dasd_device *device)
+{
+ /* Forget the discipline information. */
+ if (device->discipline) {
+ if (device->discipline->uncheck_device)
+ device->discipline->uncheck_device(device);
+ module_put(device->discipline->owner);
+ device->discipline = NULL;
+ }
+ if (device->base_discipline) {
+ module_put(device->base_discipline->owner);
+ device->base_discipline = NULL;
+ }
+}
+EXPORT_SYMBOL_GPL(dasd_generic_free_discipline);
+
/*
* This will one day be called from a global not_oper handler.
* It is also used by driver_unregister during module unload.