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Linux kernel mirror (for testing)
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1/*
2 * fs/bfs/bfs.h
3 * Copyright (C) 1999 Tigran Aivazian <tigran@veritas.com>
4 */
5#ifndef _FS_BFS_BFS_H
6#define _FS_BFS_BFS_H
7
8#include <linux/bfs_fs.h>
9
10/*
11 * BFS file system in-core superblock info
12 */
13struct bfs_sb_info {
14 unsigned long si_blocks;
15 unsigned long si_freeb;
16 unsigned long si_freei;
17 unsigned long si_lf_eblk;
18 unsigned long si_lasti;
19 unsigned long * si_imap;
20 struct buffer_head * si_sbh; /* buffer header w/superblock */
21};
22
23/*
24 * BFS file system in-core inode info
25 */
26struct bfs_inode_info {
27 unsigned long i_dsk_ino; /* inode number from the disk, can be 0 */
28 unsigned long i_sblock;
29 unsigned long i_eblock;
30 struct inode vfs_inode;
31};
32
33static inline struct bfs_sb_info *BFS_SB(struct super_block *sb)
34{
35 return sb->s_fs_info;
36}
37
38static inline struct bfs_inode_info *BFS_I(struct inode *inode)
39{
40 return container_of(inode, struct bfs_inode_info, vfs_inode);
41}
42
43
44#define printf(format, args...) \
45 printk(KERN_ERR "BFS-fs: %s(): " format, __FUNCTION__, ## args)
46
47
48/* file.c */
49extern const struct inode_operations bfs_file_inops;
50extern const struct file_operations bfs_file_operations;
51extern const struct address_space_operations bfs_aops;
52
53/* dir.c */
54extern const struct inode_operations bfs_dir_inops;
55extern const struct file_operations bfs_dir_operations;
56
57#endif /* _FS_BFS_BFS_H */