412 int blk_alloc_devt(struct hd_struct *part, dev_t *devt)  in blk_alloc_devt()
447 void blk_free_devt(dev_t devt)  in blk_free_devt()
459 static char *bdevt_str(dev_t devt, char *buf)  in bdevt_str()
476 void blk_register_region(dev_t devt, unsigned long range, struct module *module,  in blk_register_region()
477 			 struct kobject *(*probe)(dev_t, int *, void *),  in blk_register_region()  argument
478 			 int (*lock)(dev_t, void *), void *data)  in blk_register_region()  argument
485 void blk_unregister_region(dev_t devt, unsigned long range)  in blk_unregister_region()
492 static struct kobject *exact_match(dev_t devt, int *partno, void *data)  in exact_match()
499 static int exact_lock(dev_t devt, void *data)  in exact_lock()
586 	dev_t devt;  in add_disk()
683 struct gendisk *get_gendisk(dev_t devt, int *partno)  in get_gendisk()
894 static struct kobject *base_probe(dev_t devt, int *partno, void *data)  in base_probe()
1220 dev_t blk_lookup_devt(const char *name, int partno)  in blk_lookup_devt()
1222 	dev_t devt = MKDEV(0, 0);  in blk_lookup_devt()