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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#include <linux/pagemap.h>
2#include <linux/blkdev.h>
3
4/*
5 * add_gd_partition adds a partitions details to the devices partition
6 * description.
7 */
Linus Torvalds1da177e2005-04-16 15:20:36 -07008struct parsed_partitions {
Tejun Heo1493bf22010-05-15 20:09:30 +02009 struct block_device *bdev;
Linus Torvalds1da177e2005-04-16 15:20:36 -070010 char name[BDEVNAME_SIZE];
11 struct {
12 sector_t from;
13 sector_t size;
14 int flags;
Tejun Heo689d6fa2008-08-25 19:56:16 +090015 } parts[DISK_MAX_PARTS];
Linus Torvalds1da177e2005-04-16 15:20:36 -070016 int next;
17 int limit;
18};
19
Tejun Heo1493bf22010-05-15 20:09:30 +020020static inline void *read_part_sector(struct parsed_partitions *state,
21 sector_t n, Sector *p)
22{
23 return read_dev_sector(state->bdev, n, p);
24}
25
Linus Torvalds1da177e2005-04-16 15:20:36 -070026static inline void
27put_partition(struct parsed_partitions *p, int n, sector_t from, sector_t size)
28{
29 if (n < p->limit) {
30 p->parts[n].from = from;
31 p->parts[n].size = size;
32 printk(" %s%d", p->name, n);
33 }
34}
35
36extern int warn_no_part;
37