1 /*
2  * Copyright (C) 2011 Red Hat, Inc.
3  *
4  * This file is released under the GPL.
5  */
6 
7 #ifndef _LINUX_DM_SPACE_MAP_DISK_H
8 #define _LINUX_DM_SPACE_MAP_DISK_H
9 
10 #include "dm-block-manager.h"
11 
12 struct dm_space_map;
13 struct dm_transaction_manager;
14 
15 /*
16  * Unfortunately we have to use two-phase construction due to the cycle
17  * between the tm and sm.
18  */
19 struct dm_space_map *dm_sm_disk_create(struct dm_transaction_manager *tm,
20 				       dm_block_t nr_blocks);
21 
22 struct dm_space_map *dm_sm_disk_open(struct dm_transaction_manager *tm,
23 				     void *root, size_t len);
24 
25 #endif /* _LINUX_DM_SPACE_MAP_DISK_H */
26