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a17564f5 KS |
1 | /* |
2 | * dat.h - NILFS disk address translation. | |
3 | * | |
4 | * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
4b420ab4 | 16 | * Written by Koji Sato. |
a17564f5 KS |
17 | */ |
18 | ||
19 | #ifndef _NILFS_DAT_H | |
20 | #define _NILFS_DAT_H | |
21 | ||
22 | #include <linux/types.h> | |
23 | #include <linux/buffer_head.h> | |
24 | #include <linux/fs.h> | |
e63e88bc | 25 | #include <linux/nilfs2_ondisk.h> /* nilfs_inode, nilfs_checkpoint */ |
a17564f5 | 26 | |
a17564f5 KS |
27 | |
28 | struct nilfs_palloc_req; | |
29 | ||
30 | int nilfs_dat_translate(struct inode *, __u64, sector_t *); | |
31 | ||
32 | int nilfs_dat_prepare_alloc(struct inode *, struct nilfs_palloc_req *); | |
33 | void nilfs_dat_commit_alloc(struct inode *, struct nilfs_palloc_req *); | |
34 | void nilfs_dat_abort_alloc(struct inode *, struct nilfs_palloc_req *); | |
35 | int nilfs_dat_prepare_start(struct inode *, struct nilfs_palloc_req *); | |
36 | void nilfs_dat_commit_start(struct inode *, struct nilfs_palloc_req *, | |
37 | sector_t); | |
a17564f5 KS |
38 | int nilfs_dat_prepare_end(struct inode *, struct nilfs_palloc_req *); |
39 | void nilfs_dat_commit_end(struct inode *, struct nilfs_palloc_req *, int); | |
40 | void nilfs_dat_abort_end(struct inode *, struct nilfs_palloc_req *); | |
bd8169ef RK |
41 | int nilfs_dat_prepare_update(struct inode *, struct nilfs_palloc_req *, |
42 | struct nilfs_palloc_req *); | |
43 | void nilfs_dat_commit_update(struct inode *, struct nilfs_palloc_req *, | |
44 | struct nilfs_palloc_req *, int); | |
45 | void nilfs_dat_abort_update(struct inode *, struct nilfs_palloc_req *, | |
46 | struct nilfs_palloc_req *); | |
a17564f5 KS |
47 | |
48 | int nilfs_dat_mark_dirty(struct inode *, __u64); | |
49 | int nilfs_dat_freev(struct inode *, __u64 *, size_t); | |
50 | int nilfs_dat_move(struct inode *, __u64, sector_t); | |
0c6c44cb | 51 | ssize_t nilfs_dat_get_vinfo(struct inode *, void *, unsigned int, size_t); |
a17564f5 | 52 | |
f1e89c86 RK |
53 | int nilfs_dat_read(struct super_block *sb, size_t entry_size, |
54 | struct nilfs_inode *raw_inode, struct inode **inodep); | |
79739565 | 55 | |
a17564f5 | 56 | #endif /* _NILFS_DAT_H */ |