Lines Matching defs:range
431 * - if a major device number was requested in range [1..BLKDEV_MAJOR_MAX-1]
434 * then the return value is the allocated major number in range
579 /* in consecutive minor range? */
646 * Register device numbers dev..(dev+range-1)
647 * range must be nonzero
648 * The hash chain is sorted on range, so that subranges can override.
650 void blk_register_region(dev_t devt, unsigned long range, struct module *module,
654 kobj_map(bdev_map, devt, range, module, probe, lock, data);
659 void blk_unregister_region(dev_t devt, unsigned long range)
661 kobj_unmap(bdev_map, devt, range);
666 void blk_delete_region(dev_t devt, unsigned long range,
669 kobj_delete(bdev_map, devt, range, probe);
1381 static DEVICE_ATTR(range, 0444, disk_range_show, NULL);