NBD_MAJOR 1726 drivers/block/nbd.c disk->major = NBD_MAJOR; NBD_MAJOR 2382 drivers/block/nbd.c if (register_blkdev(NBD_MAJOR, "nbd")) NBD_MAJOR 2386 drivers/block/nbd.c unregister_blkdev(NBD_MAJOR, "nbd"); NBD_MAJOR 2428 drivers/block/nbd.c unregister_blkdev(NBD_MAJOR, "nbd");