projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * fs/bfs/bfs.h | |
| 3 | * Copyright (C) 1999 Tigran Aivazian <[email protected]> | |
| 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 | */ | |
| 13 | struct bfs_sb_info { | |
| 14 | unsigned long si_blocks; | |
| 15 | unsigned long si_freeb; | |
| 16 | unsigned long si_freei; | |
| 1da177e4 LT |
17 | unsigned long si_lf_eblk; |
| 18 | unsigned long si_lasti; | |
| 75b25b4c DV |
19 | unsigned long *si_imap; |
| 20 | struct buffer_head *si_sbh; /* buffer header w/superblock */ | |
| 3f165e4c | 21 | struct mutex bfs_lock; |
| 1da177e4 LT |
22 | }; |
| 23 | ||
| 24 | /* | |
| 25 | * BFS file system in-core inode info | |
| 26 | */ | |
| 27 | struct bfs_inode_info { | |
| 28 | unsigned long i_dsk_ino; /* inode number from the disk, can be 0 */ | |
| 29 | unsigned long i_sblock; | |
| 30 | unsigned long i_eblock; | |
| 31 | struct inode vfs_inode; | |
| 32 | }; | |
| 33 | ||
| 34 | static inline struct bfs_sb_info *BFS_SB(struct super_block *sb) | |
| 35 | { | |
| 36 | return sb->s_fs_info; | |
| 37 | } | |
| 38 | ||
| 39 | static inline struct bfs_inode_info *BFS_I(struct inode *inode) | |
| 40 | { | |
| f433dc56 | 41 | return container_of(inode, struct bfs_inode_info, vfs_inode); |
| 1da177e4 LT |
42 | } |
| 43 | ||
| 44 | ||
| 45 | #define printf(format, args...) \ | |
| 8e24eea7 | 46 | printk(KERN_ERR "BFS-fs: %s(): " format, __func__, ## args) |
| 1da177e4 | 47 | |
| e33ab086 DH |
48 | /* inode.c */ |
| 49 | extern struct inode *bfs_iget(struct super_block *sb, unsigned long ino); | |
| 1da177e4 LT |
50 | |
| 51 | /* file.c */ | |
| 754661f1 | 52 | extern const struct inode_operations bfs_file_inops; |
| 4b6f5d20 | 53 | extern const struct file_operations bfs_file_operations; |
| f5e54d6e | 54 | extern const struct address_space_operations bfs_aops; |
| 1da177e4 LT |
55 | |
| 56 | /* dir.c */ | |
| 754661f1 | 57 | extern const struct inode_operations bfs_dir_inops; |
| 4b6f5d20 | 58 | extern const struct file_operations bfs_dir_operations; |
| 1da177e4 LT |
59 | |
| 60 | #endif /* _FS_BFS_BFS_H */ |