| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 */ |