193 void disk_part_iter_init(struct disk_part_iter *piter, struct gendisk *disk,  in disk_part_iter_init()  argument
201 	piter->disk = disk;  in disk_part_iter_init()
202 	piter->part = NULL;  in disk_part_iter_init()
205 		piter->idx = ptbl->len - 1;  in disk_part_iter_init()
207 		piter->idx = 0;  in disk_part_iter_init()
209 		piter->idx = 1;  in disk_part_iter_init()
211 	piter->flags = flags;  in disk_part_iter_init()
226 struct hd_struct *disk_part_iter_next(struct disk_part_iter *piter)  in disk_part_iter_next()  argument
232 	disk_put_part(piter->part);  in disk_part_iter_next()
233 	piter->part = NULL;  in disk_part_iter_next()
237 	ptbl = rcu_dereference(piter->disk->part_tbl);  in disk_part_iter_next()
240 	if (piter->flags & DISK_PITER_REVERSE) {  in disk_part_iter_next()
242 		if (piter->flags & (DISK_PITER_INCL_PART0 |  in disk_part_iter_next()
253 	for (; piter->idx != end; piter->idx += inc) {  in disk_part_iter_next()
256 		part = rcu_dereference(ptbl->part[piter->idx]);  in disk_part_iter_next()
260 		piter->part = part;  in disk_part_iter_next()
262 		    !(piter->flags & DISK_PITER_INCL_EMPTY) &&  in disk_part_iter_next()
263 		    !(piter->flags & DISK_PITER_INCL_EMPTY_PART0 &&  in disk_part_iter_next()
264 		      piter->idx == 0)) {  in disk_part_iter_next()
266 			piter->part = NULL;  in disk_part_iter_next()
270 		piter->idx += inc;  in disk_part_iter_next()
276 	return piter->part;  in disk_part_iter_next()
289 void disk_part_iter_exit(struct disk_part_iter *piter)  in disk_part_iter_exit()  argument
291 	disk_put_part(piter->part);  in disk_part_iter_exit()
292 	piter->part = NULL;  in disk_part_iter_exit()
699 	struct disk_part_iter piter;  in register_disk()  local
745 	disk_part_iter_init(&piter, disk, 0);  in register_disk()
746 	while ((part = disk_part_iter_next(&piter)))  in register_disk()
748 	disk_part_iter_exit(&piter);  in register_disk()
894 	struct disk_part_iter piter;  in del_gendisk()  local
908 	disk_part_iter_init(&piter, disk,  in del_gendisk()
910 	while ((part = disk_part_iter_next(&piter))) {  in del_gendisk()
914 	disk_part_iter_exit(&piter);  in del_gendisk()
1075 		struct disk_part_iter piter;  in printk_all_partitions()  local
1093 		disk_part_iter_init(&piter, disk, DISK_PITER_INCL_PART0);  in printk_all_partitions()
1094 		while ((part = disk_part_iter_next(&piter))) {  in printk_all_partitions()
1111 		disk_part_iter_exit(&piter);  in printk_all_partitions()
1176 	struct disk_part_iter piter;  in show_partition()  local
1188 	disk_part_iter_init(&piter, sgp, DISK_PITER_INCL_PART0);  in show_partition()
1189 	while ((part = disk_part_iter_next(&piter)))  in show_partition()
1194 	disk_part_iter_exit(&piter);  in show_partition()
1602 	struct disk_part_iter piter;  in diskstats_show()  local
1616 	disk_part_iter_init(&piter, gp, DISK_PITER_INCL_EMPTY_PART0);  in diskstats_show()
1617 	while ((hd = disk_part_iter_next(&piter))) {  in diskstats_show()
1660 	disk_part_iter_exit(&piter);  in diskstats_show()
1859 	struct disk_part_iter piter;  in set_disk_ro()  local
1867 	disk_part_iter_init(&piter, disk, DISK_PITER_INCL_EMPTY);  in set_disk_ro()
1868 	while ((part = disk_part_iter_next(&piter)))  in set_disk_ro()
1870 	disk_part_iter_exit(&piter);  in set_disk_ro()