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43 lines
1.6 KiB
43 lines
1.6 KiB
/*
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* cpfile.h - NILFS checkpoint file.
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*
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* Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Written by Koji Sato.
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*/
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#ifndef _NILFS_CPFILE_H
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#define _NILFS_CPFILE_H
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#include <linux/fs.h>
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#include <linux/buffer_head.h>
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#include <linux/nilfs2_api.h> /* nilfs_cpstat */
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#include <linux/nilfs2_ondisk.h> /* nilfs_inode, nilfs_checkpoint */
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int nilfs_cpfile_get_checkpoint(struct inode *, __u64, int,
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struct nilfs_checkpoint **,
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struct buffer_head **);
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void nilfs_cpfile_put_checkpoint(struct inode *, __u64, struct buffer_head *);
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int nilfs_cpfile_delete_checkpoints(struct inode *, __u64, __u64);
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int nilfs_cpfile_delete_checkpoint(struct inode *, __u64);
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int nilfs_cpfile_change_cpmode(struct inode *, __u64, int);
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int nilfs_cpfile_is_snapshot(struct inode *, __u64);
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int nilfs_cpfile_get_stat(struct inode *, struct nilfs_cpstat *);
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ssize_t nilfs_cpfile_get_cpinfo(struct inode *, __u64 *, int, void *,
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unsigned int, size_t);
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int nilfs_cpfile_read(struct super_block *sb, size_t cpsize,
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struct nilfs_inode *raw_inode, struct inode **inodep);
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#endif /* _NILFS_CPFILE_H */
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