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 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
20 * Written by Koji Sato <koji@osrg.net>.
23 #ifndef _NILFS_CPFILE_H
24 #define _NILFS_CPFILE_H
27 #include <linux/buffer_head.h>
28 #include <linux/nilfs2_fs.h>
31 int nilfs_cpfile_get_checkpoint(struct inode *, __u64, int,
32 struct nilfs_checkpoint **,
33 struct buffer_head **);
34 void nilfs_cpfile_put_checkpoint(struct inode *, __u64, struct buffer_head *);
35 int nilfs_cpfile_delete_checkpoints(struct inode *, __u64, __u64);
36 int nilfs_cpfile_delete_checkpoint(struct inode *, __u64);
37 int nilfs_cpfile_change_cpmode(struct inode *, __u64, int);
38 int nilfs_cpfile_is_snapshot(struct inode *, __u64);
39 int nilfs_cpfile_get_stat(struct inode *, struct nilfs_cpstat *);
40 ssize_t nilfs_cpfile_get_cpinfo(struct inode *, __u64 *, int, void *, unsigned,
43 int nilfs_cpfile_read(struct super_block *sb, size_t cpsize,
44 struct nilfs_inode *raw_inode, struct inode **inodep);
46 #endif /* _NILFS_CPFILE_H */