743 	struct class_dev_iter iter;  in printk_all_partitions()  local
746 	class_dev_iter_init(&iter, &block_class, NULL, &disk_type);  in printk_all_partitions()
747 	while ((dev = class_dev_iter_next(&iter))) {  in printk_all_partitions()
788 	class_dev_iter_exit(&iter);  in printk_all_partitions()
796 	struct class_dev_iter *iter;  in disk_seqf_start()  local
799 	iter = kmalloc(sizeof(*iter), GFP_KERNEL);  in disk_seqf_start()
800 	if (!iter)  in disk_seqf_start()
803 	seqf->private = iter;  in disk_seqf_start()
804 	class_dev_iter_init(iter, &block_class, NULL, &disk_type);  in disk_seqf_start()
806 		dev = class_dev_iter_next(iter);  in disk_seqf_start()
828 	struct class_dev_iter *iter = seqf->private;  in disk_seqf_stop()  local
831 	if (iter) {  in disk_seqf_stop()
832 		class_dev_iter_exit(iter);  in disk_seqf_stop()
833 		kfree(iter);  in disk_seqf_stop()
1223 	struct class_dev_iter iter;  in blk_lookup_devt()  local
1226 	class_dev_iter_init(&iter, &block_class, NULL, &disk_type);  in blk_lookup_devt()
1227 	while ((dev = class_dev_iter_next(&iter))) {  in blk_lookup_devt()
1250 	class_dev_iter_exit(&iter);  in blk_lookup_devt()