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 */ 61