Lines Matching refs:dev_t
253 static inline dev_t disk_devt(struct gendisk *disk) in disk_devt()
258 static inline dev_t part_devt(struct hd_struct *part) in part_devt()
421 extern struct gendisk *get_gendisk(dev_t dev, int *partno);
601 extern int blk_alloc_devt(struct hd_struct *part, dev_t *devt);
602 extern void blk_free_devt(dev_t devt);
603 extern dev_t blk_lookup_devt(const char *name, int partno);
622 extern void blk_register_region(dev_t devt, unsigned long range,
624 struct kobject *(*probe)(dev_t, int *, void *),
625 int (*lock)(dev_t, void *),
627 extern void blk_unregister_region(dev_t devt, unsigned long range);
721 static inline dev_t blk_lookup_devt(const char *name, int partno) in blk_lookup_devt()
723 dev_t devt = MKDEV(0, 0); in blk_lookup_devt()