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path: root/drivers/s390/cio/device.c
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Diffstat (limited to 'drivers/s390/cio/device.c')
-rw-r--r--drivers/s390/cio/device.c20
1 files changed, 3 insertions, 17 deletions
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 6527f3f3449..4093adc12f2 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -170,8 +170,7 @@ atomic_t ccw_device_init_count;
static void recovery_func(unsigned long data);
-static int __init
-init_ccw_bus_type (void)
+int __init io_subchannel_init(void)
{
int ret;
@@ -181,10 +180,10 @@ init_ccw_bus_type (void)
ccw_device_work = create_singlethread_workqueue("cio");
if (!ccw_device_work)
- return -ENOMEM; /* FIXME: better errno ? */
+ return -ENOMEM;
slow_path_wq = create_singlethread_workqueue("kslowcrw");
if (!slow_path_wq) {
- ret = -ENOMEM; /* FIXME: better errno ? */
+ ret = -ENOMEM;
goto out_err;
}
if ((ret = bus_register (&ccw_bus_type)))
@@ -194,9 +193,6 @@ init_ccw_bus_type (void)
if (ret)
goto out_err;
- wait_event(ccw_device_init_wq,
- atomic_read(&ccw_device_init_count) == 0);
- flush_workqueue(ccw_device_work);
return 0;
out_err:
if (ccw_device_work)
@@ -206,16 +202,6 @@ out_err:
return ret;
}
-static void __exit
-cleanup_ccw_bus_type (void)
-{
- css_driver_unregister(&io_subchannel_driver);
- bus_unregister(&ccw_bus_type);
- destroy_workqueue(ccw_device_work);
-}
-
-subsys_initcall(init_ccw_bus_type);
-module_exit(cleanup_ccw_bus_type);
/************************ device handling **************************/