4 #if defined(CONFIG_BLK_DEV_BSG)
5 struct bsg_class_device {
6 struct class_device *class_dev;
10 struct list_head list;
13 extern int bsg_register_disk(struct gendisk *);
14 extern void bsg_unregister_disk(struct gendisk *);
16 struct bsg_class_device { };
17 #define bsg_register_disk(disk) (0)
18 #define bsg_unregister_disk(disk) do { } while (0)