1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0+ */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * dat.h - NILFS disk address translation. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation. 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * Written by Koji Sato. 8*4882a593Smuzhiyun */ 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #ifndef _NILFS_DAT_H 11*4882a593Smuzhiyun #define _NILFS_DAT_H 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #include <linux/types.h> 14*4882a593Smuzhiyun #include <linux/buffer_head.h> 15*4882a593Smuzhiyun #include <linux/fs.h> 16*4882a593Smuzhiyun #include <linux/nilfs2_ondisk.h> /* nilfs_inode, nilfs_checkpoint */ 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun struct nilfs_palloc_req; 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun int nilfs_dat_translate(struct inode *, __u64, sector_t *); 22*4882a593Smuzhiyun 23*4882a593Smuzhiyun int nilfs_dat_prepare_alloc(struct inode *, struct nilfs_palloc_req *); 24*4882a593Smuzhiyun void nilfs_dat_commit_alloc(struct inode *, struct nilfs_palloc_req *); 25*4882a593Smuzhiyun void nilfs_dat_abort_alloc(struct inode *, struct nilfs_palloc_req *); 26*4882a593Smuzhiyun int nilfs_dat_prepare_start(struct inode *, struct nilfs_palloc_req *); 27*4882a593Smuzhiyun void nilfs_dat_commit_start(struct inode *, struct nilfs_palloc_req *, 28*4882a593Smuzhiyun sector_t); 29*4882a593Smuzhiyun int nilfs_dat_prepare_end(struct inode *, struct nilfs_palloc_req *); 30*4882a593Smuzhiyun void nilfs_dat_commit_end(struct inode *, struct nilfs_palloc_req *, int); 31*4882a593Smuzhiyun void nilfs_dat_abort_end(struct inode *, struct nilfs_palloc_req *); 32*4882a593Smuzhiyun int nilfs_dat_prepare_update(struct inode *, struct nilfs_palloc_req *, 33*4882a593Smuzhiyun struct nilfs_palloc_req *); 34*4882a593Smuzhiyun void nilfs_dat_commit_update(struct inode *, struct nilfs_palloc_req *, 35*4882a593Smuzhiyun struct nilfs_palloc_req *, int); 36*4882a593Smuzhiyun void nilfs_dat_abort_update(struct inode *, struct nilfs_palloc_req *, 37*4882a593Smuzhiyun struct nilfs_palloc_req *); 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun int nilfs_dat_mark_dirty(struct inode *, __u64); 40*4882a593Smuzhiyun int nilfs_dat_freev(struct inode *, __u64 *, size_t); 41*4882a593Smuzhiyun int nilfs_dat_move(struct inode *, __u64, sector_t); 42*4882a593Smuzhiyun ssize_t nilfs_dat_get_vinfo(struct inode *, void *, unsigned int, size_t); 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun int nilfs_dat_read(struct super_block *sb, size_t entry_size, 45*4882a593Smuzhiyun struct nilfs_inode *raw_inode, struct inode **inodep); 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun #endif /* _NILFS_DAT_H */ 48