1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Copyright (C) 2011 Red Hat, Inc. 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * This file is released under the GPL. 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef _LINUX_DM_SPACE_MAP_DISK_H 8*4882a593Smuzhiyun #define _LINUX_DM_SPACE_MAP_DISK_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #include "dm-block-manager.h" 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun struct dm_space_map; 13*4882a593Smuzhiyun struct dm_transaction_manager; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun /* 16*4882a593Smuzhiyun * Unfortunately we have to use two-phase construction due to the cycle 17*4882a593Smuzhiyun * between the tm and sm. 18*4882a593Smuzhiyun */ 19*4882a593Smuzhiyun struct dm_space_map *dm_sm_disk_create(struct dm_transaction_manager *tm, 20*4882a593Smuzhiyun dm_block_t nr_blocks); 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun struct dm_space_map *dm_sm_disk_open(struct dm_transaction_manager *tm, 23*4882a593Smuzhiyun void *root, size_t len); 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #endif /* _LINUX_DM_SPACE_MAP_DISK_H */ 26