projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
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 | */ | |
| 13 | struct bfs_sb_info { | |
| 14 | unsigned long si_blocks; | |
| 15 | unsigned long si_freeb; | |
| 16 | unsigned long si_freei; | |
| 17 | unsigned long si_lf_ioff; | |
| 18 | unsigned long si_lf_sblk; | |
| 19 | unsigned long si_lf_eblk; | |
| 20 | unsigned long si_lasti; | |
| 21 | unsigned long * si_imap; | |
| 22 | struct buffer_head * si_sbh; /* buffer header w/superblock */ | |
| 23 | struct bfs_super_block * si_bfs_sb; /* superblock in si_sbh->b_data */ | |
| 24 | }; | |
| 25 | ||
| 26 | /* | |
| 27 | * BFS file system in-core inode info | |
| 28 | */ | |
| 29 | struct bfs_inode_info { | |
| 30 | unsigned long i_dsk_ino; /* inode number from the disk, can be 0 */ | |
| 31 | unsigned long i_sblock; | |
| 32 | unsigned long i_eblock; | |
| 33 | struct inode vfs_inode; | |
| 34 | }; | |
| 35 | ||
| 36 | static inline struct bfs_sb_info *BFS_SB(struct super_block *sb) | |
| 37 | { | |
| 38 | return sb->s_fs_info; | |
| 39 | } | |
| 40 | ||
| 41 | static inline struct bfs_inode_info *BFS_I(struct inode *inode) | |
| 42 | { | |
| 43 | return list_entry(inode, struct bfs_inode_info, vfs_inode); | |
| 44 | } | |
| 45 | ||
| 46 | ||
| 47 | #define printf(format, args...) \ | |
| 48 | printk(KERN_ERR "BFS-fs: %s(): " format, __FUNCTION__, ## args) | |
| 49 | ||
| 50 | ||
| 51 | /* file.c */ | |
| 52 | extern struct inode_operations bfs_file_inops; | |
| 53 | extern struct file_operations bfs_file_operations; | |
| 54 | extern struct address_space_operations bfs_aops; | |
| 55 | ||
| 56 | /* dir.c */ | |
| 57 | extern struct inode_operations bfs_dir_inops; | |
| 58 | extern struct file_operations bfs_dir_operations; | |
| 59 | ||
| 60 | #endif /* _FS_BFS_BFS_H */ |