164 	int major;  member
174 static inline int major_to_index(unsigned major)  in major_to_index()  argument
176 	return major % BLKDEV_MAJOR_HASH_SIZE;  in major_to_index()
186 		if (dp->major == offset)  in blkdev_show()
187 			seq_printf(seqf, "%3d %s\n", dp->major, dp->name);  in blkdev_show()
218 int __register_blkdev(unsigned int major, const char *name,  in __register_blkdev()  argument
227 	if (major == 0) {  in __register_blkdev()
239 		major = index;  in __register_blkdev()
240 		ret = major;  in __register_blkdev()
243 	if (major >= BLKDEV_MAJOR_MAX) {  in __register_blkdev()
245 		       __func__, major, BLKDEV_MAJOR_MAX-1, name);  in __register_blkdev()
257 	p->major = major;  in __register_blkdev()
263 	index = major_to_index(major);  in __register_blkdev()
267 		if ((*n)->major == major)  in __register_blkdev()
278 		       major, name);  in __register_blkdev()
287 void unregister_blkdev(unsigned int major, const char *name)  in unregister_blkdev()  argument
291 	int index = major_to_index(major);  in unregister_blkdev()
296 		if ((*n)->major == major)  in unregister_blkdev()
414 	if (disk->major) {  in device_add_disk()
432 		disk->major = BLOCK_EXT_MAJOR;  in device_add_disk()
443 		ddev->devt = MKDEV(disk->major, disk->first_minor);  in device_add_disk()
492 				   disk->major, disk->first_minor);  in device_add_disk()
517 		disk->part0->bd_dev = MKDEV(disk->major, disk->first_minor);  in device_add_disk()
543 	if (disk->major == BLOCK_EXT_MAJOR)  in device_add_disk()
719 	unsigned int major = MAJOR(devt);  in blk_request_module()  local
723 	for (n = &major_names[major_to_index(major)]; *n; n = &(*n)->next) {  in blk_request_module()
724 		if ((*n)->major == major && (*n)->probe) {  in blk_request_module()