201 	struct hd_struct *p = dev_to_part(dev);  in part_partition_show()  local
203 	return sprintf(buf, "%d\n", p->partno);  in part_partition_show()
209 	struct hd_struct *p = dev_to_part(dev);  in part_start_show()  local
211 	return sprintf(buf, "%llu\n",(unsigned long long)p->start_sect);  in part_start_show()
217 	struct hd_struct *p = dev_to_part(dev);  in part_size_show()  local
218 	return sprintf(buf, "%llu\n",(unsigned long long)p->nr_sects);  in part_size_show()
224 	struct hd_struct *p = dev_to_part(dev);  in part_stat_show()  local
228 	part_round_stats(cpu, p);  in part_stat_show()
235 		part_stat_read(p, ios[READ]),  in part_stat_show()
236 		part_stat_read(p, merges[READ]),  in part_stat_show()
237 		(unsigned long long)part_stat_read(p, sectors[READ]),  in part_stat_show()
238 		jiffies_to_msecs(part_stat_read(p, ticks[READ])),  in part_stat_show()
239 		part_stat_read(p, ios[WRITE]),  in part_stat_show()
240 		part_stat_read(p, merges[WRITE]),  in part_stat_show()
241 		(unsigned long long)part_stat_read(p, sectors[WRITE]),  in part_stat_show()
242 		jiffies_to_msecs(part_stat_read(p, ticks[WRITE])),  in part_stat_show()
243 		p->in_flight,  in part_stat_show()
244 		jiffies_to_msecs(part_stat_read(p, io_ticks)),  in part_stat_show()
245 		jiffies_to_msecs(part_stat_read(p, time_in_queue)));  in part_stat_show()
252 	struct hd_struct *p = dev_to_part(dev);  in part_fail_show()  local
254 	return sprintf(buf, "%d\n", p->make_it_fail);  in part_fail_show()
261 	struct hd_struct *p = dev_to_part(dev);  in part_fail_store()  local
265 		p->make_it_fail = (i == 0) ? 0 : 1;  in part_fail_store()
302 	struct hd_struct *p = dev_to_part(dev);  in part_release()  local
303 	free_part_stats(p);  in part_release()
304 	kfree(p);  in part_release()
365 	struct hd_struct *p;  in add_partition()  local
381 	p = kzalloc(sizeof(*p), GFP_KERNEL);  in add_partition()
382 	if (!p)  in add_partition()
385 	if (!init_part_stats(p)) {  in add_partition()
389 	pdev = part_to_dev(p);  in add_partition()
391 	p->start_sect = start;  in add_partition()
392 	p->nr_sects = len;  in add_partition()
393 	p->partno = partno;  in add_partition()
394 	p->policy = get_disk_ro(disk);  in add_partition()
407 	err = blk_alloc_devt(p, &devt);  in add_partition()
419 	p->holder_dir = kobject_create_and_add("holders", &pdev->kobj);  in add_partition()
420 	if (!p->holder_dir)  in add_partition()
431 	INIT_RCU_HEAD(&p->rcu_head);  in add_partition()
432 	rcu_assign_pointer(ptbl->part[partno], p);  in add_partition()
438 	return p;  in add_partition()
441 	free_part_stats(p);  in add_partition()
443 	kfree(p);  in add_partition()
446 	kobject_put(p->holder_dir);  in add_partition()
518 	int p, highest, res;  in rescan_partitions()  local
547 	for (p = 1, highest = 0; p < state->limit; p++)  in rescan_partitions()
548 		if (state->parts[p].size)  in rescan_partitions()
549 			highest = p;  in rescan_partitions()
554 	for (p = 1; p < state->limit; p++) {  in rescan_partitions()
555 		sector_t size = state->parts[p].size;  in rescan_partitions()
556 		sector_t from = state->parts[p].from;  in rescan_partitions()
562 			       disk->disk_name, p, (unsigned long long) from);  in rescan_partitions()
574 			       disk->disk_name, p, (unsigned long long) size);  in rescan_partitions()
577 		part = add_partition(disk, p, from, size,  in rescan_partitions()
578 				     state->parts[p].flags);  in rescan_partitions()
581 			       disk->disk_name, p, -PTR_ERR(part));  in rescan_partitions()
585 		if (state->parts[p].flags & ADDPART_FLAG_RAID)  in rescan_partitions()
593 unsigned char *read_dev_sector(struct block_device *bdev, sector_t n, Sector *p)  in read_dev_sector()  argument
603 		p->v = page;  in read_dev_sector()
608 	p->v = NULL;  in read_dev_sector()