2 * cpfile.h - NILFS checkpoint file.
4 * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
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.
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.
16 * Written by Koji Sato.
19 #ifndef _NILFS_CPFILE_H
20 #define _NILFS_CPFILE_H
23 #include <linux/buffer_head.h>
24 #include <linux/nilfs2_fs.h>
27 int nilfs_cpfile_get_checkpoint(struct inode
*, __u64
, int,
28 struct nilfs_checkpoint
**,
29 struct buffer_head
**);
30 void nilfs_cpfile_put_checkpoint(struct inode
*, __u64
, struct buffer_head
*);
31 int nilfs_cpfile_delete_checkpoints(struct inode
*, __u64
, __u64
);
32 int nilfs_cpfile_delete_checkpoint(struct inode
*, __u64
);
33 int nilfs_cpfile_change_cpmode(struct inode
*, __u64
, int);
34 int nilfs_cpfile_is_snapshot(struct inode
*, __u64
);
35 int nilfs_cpfile_get_stat(struct inode
*, struct nilfs_cpstat
*);
36 ssize_t
nilfs_cpfile_get_cpinfo(struct inode
*, __u64
*, int, void *,
37 unsigned int, size_t);
39 int nilfs_cpfile_read(struct super_block
*sb
, size_t cpsize
,
40 struct nilfs_inode
*raw_inode
, struct inode
**inodep
);
42 #endif /* _NILFS_CPFILE_H */
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