1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * dat.h - NILFS disk address translation.
5 * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
7 * Written by Koji Sato.
13 #include <linux/types.h>
14 #include <linux/buffer_head.h>
16 #include <linux/nilfs2_ondisk.h> /* nilfs_inode, nilfs_checkpoint */
19 struct nilfs_palloc_req;
21 int nilfs_dat_translate(struct inode *, __u64, sector_t *);
23 int nilfs_dat_prepare_alloc(struct inode *, struct nilfs_palloc_req *);
24 void nilfs_dat_commit_alloc(struct inode *, struct nilfs_palloc_req *);
25 void nilfs_dat_abort_alloc(struct inode *, struct nilfs_palloc_req *);
26 int nilfs_dat_prepare_start(struct inode *, struct nilfs_palloc_req *);
27 void nilfs_dat_commit_start(struct inode *, struct nilfs_palloc_req *,
29 int nilfs_dat_prepare_end(struct inode *, struct nilfs_palloc_req *);
30 void nilfs_dat_commit_end(struct inode *, struct nilfs_palloc_req *, int);
31 void nilfs_dat_abort_end(struct inode *, struct nilfs_palloc_req *);
32 int nilfs_dat_prepare_update(struct inode *, struct nilfs_palloc_req *,
33 struct nilfs_palloc_req *);
34 void nilfs_dat_commit_update(struct inode *, struct nilfs_palloc_req *,
35 struct nilfs_palloc_req *, int);
36 void nilfs_dat_abort_update(struct inode *, struct nilfs_palloc_req *,
37 struct nilfs_palloc_req *);
39 int nilfs_dat_mark_dirty(struct inode *, __u64);
40 int nilfs_dat_freev(struct inode *, __u64 *, size_t);
41 int nilfs_dat_move(struct inode *, __u64, sector_t);
42 ssize_t nilfs_dat_get_vinfo(struct inode *, void *, unsigned int, size_t);
44 int nilfs_dat_read(struct super_block *sb, size_t entry_size,
45 struct nilfs_inode *raw_inode, struct inode **inodep);
47 #endif /* _NILFS_DAT_H */