linux-stable/fs/nilfs2/dat.h

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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* dat.h - NILFS disk address translation.
*
* Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
*
* Written by Koji Sato.
*/
#ifndef _NILFS_DAT_H
#define _NILFS_DAT_H
#include <linux/types.h>
#include <linux/buffer_head.h>
#include <linux/fs.h>
#include <linux/nilfs2_ondisk.h> /* nilfs_inode, nilfs_checkpoint */
struct nilfs_palloc_req;
int nilfs_dat_translate(struct inode *, __u64, sector_t *);
int nilfs_dat_prepare_alloc(struct inode *, struct nilfs_palloc_req *);
void nilfs_dat_commit_alloc(struct inode *, struct nilfs_palloc_req *);
void nilfs_dat_abort_alloc(struct inode *, struct nilfs_palloc_req *);
int nilfs_dat_prepare_start(struct inode *, struct nilfs_palloc_req *);
void nilfs_dat_commit_start(struct inode *, struct nilfs_palloc_req *,
sector_t);
int nilfs_dat_prepare_end(struct inode *, struct nilfs_palloc_req *);
void nilfs_dat_commit_end(struct inode *, struct nilfs_palloc_req *, int);
void nilfs_dat_abort_end(struct inode *, struct nilfs_palloc_req *);
int nilfs_dat_prepare_update(struct inode *, struct nilfs_palloc_req *,
struct nilfs_palloc_req *);
void nilfs_dat_commit_update(struct inode *, struct nilfs_palloc_req *,
struct nilfs_palloc_req *, int);
void nilfs_dat_abort_update(struct inode *, struct nilfs_palloc_req *,
struct nilfs_palloc_req *);
int nilfs_dat_mark_dirty(struct inode *, __u64);
int nilfs_dat_freev(struct inode *, __u64 *, size_t);
int nilfs_dat_move(struct inode *, __u64, sector_t);
ssize_t nilfs_dat_get_vinfo(struct inode *, void *, unsigned int, size_t);
int nilfs_dat_read(struct super_block *sb, size_t entry_size,
struct nilfs_inode *raw_inode, struct inode **inodep);
#endif /* _NILFS_DAT_H */