60 struct hd_struct *disk_get_part(struct gendisk *disk, int partno)  in disk_get_part()  argument
65 	if (unlikely(partno < 0))  in disk_get_part()
71 	if (likely(partno < ptbl->len)) {  in disk_get_part()
72 		part = rcu_dereference(ptbl->part[partno]);  in disk_get_part()
417 	if (part->partno < disk->minors) {  in blk_alloc_devt()
418 		*devt = MKDEV(disk->major, disk->first_minor + part->partno);  in blk_alloc_devt()
491 static struct kobject *exact_match(dev_t devt, int *partno, void *data)  in exact_match()  argument
646 		invalidate_partition(disk, part->partno);  in del_gendisk()
647 		delete_partition(disk, part->partno);  in del_gendisk()
680 struct gendisk *get_gendisk(dev_t devt, int *partno)  in get_gendisk()  argument
687 		kobj = kobj_lookup(bdev_map, devt, partno);  in get_gendisk()
696 			*partno = part->partno;  in get_gendisk()
719 struct block_device *bdget_disk(struct gendisk *disk, int partno)  in bdget_disk()  argument
724 	part = disk_get_part(disk, partno);  in bdget_disk()
771 			       , disk_name(disk, part->partno, name_buf),  in printk_all_partitions()
864 			   disk_name(sgp, part->partno, buf));  in show_partition()
891 static struct kobject *base_probe(dev_t devt, int *partno, void *data)  in base_probe()  argument
1067 int disk_expand_part_tbl(struct gendisk *disk, int partno)  in disk_expand_part_tbl()  argument
1079 	target = partno + 1;  in disk_expand_part_tbl()
1171 			   disk_name(gp, hd->partno, buf),  in diskstats_show()
1218 dev_t blk_lookup_devt(const char *name, int partno)  in blk_lookup_devt()  argument
1232 		if (partno < disk->minors) {  in blk_lookup_devt()
1237 				     MINOR(dev->devt) + partno);  in blk_lookup_devt()
1240 		part = disk_get_part(disk, partno);  in blk_lookup_devt()
1372 int invalidate_partition(struct gendisk *disk, int partno)  in invalidate_partition()  argument
1375 	struct block_device *bdev = bdget_disk(disk, partno);  in invalidate_partition()