fs/nilfs2/cpfile.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * cpfile.h - NILFS checkpoint file.
   4  *
   5  * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
   6  *
   7  * Written by Koji Sato.
   8  */
   9
  10 #ifndef _NILFS_CPFILE_H
  11 #define _NILFS_CPFILE_H
  12
  13 #include <linux/fs.h>
  14 #include <linux/buffer_head.h>
  15 #include <linux/nilfs2_api.h>           /* nilfs_cpstat */
  16 #include <linux/nilfs2_ondisk.h>        /* nilfs_inode, nilfs_checkpoint */
  17
  18
  19 int nilfs_cpfile_get_checkpoint(struct inode *, __u64, int,
  20                                 struct nilfs_checkpoint **,
  21                                 struct buffer_head **);
  22 void nilfs_cpfile_put_checkpoint(struct inode *, __u64, struct buffer_head *);
  23 int nilfs_cpfile_delete_checkpoints(struct inode *, __u64, __u64);
  24 int nilfs_cpfile_delete_checkpoint(struct inode *, __u64);
  25 int nilfs_cpfile_change_cpmode(struct inode *, __u64, int);
  26 int nilfs_cpfile_is_snapshot(struct inode *, __u64);
  27 int nilfs_cpfile_get_stat(struct inode *, struct nilfs_cpstat *);
  28 ssize_t nilfs_cpfile_get_cpinfo(struct inode *, __u64 *, int, void *,
  29                                 unsigned int, size_t);
  30
  31 int nilfs_cpfile_read(struct super_block *sb, size_t cpsize,
  32                       struct nilfs_inode *raw_inode, struct inode **inodep);
  33
  34 #endif  /* _NILFS_CPFILE_H */