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 mutex bfs_lock; 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, __func__, ## args) 46 47/* inode.c */ 48extern struct inode *bfs_iget(struct super_block *sb, unsigned long ino); 49 50/* file.c */ 51extern const struct inode_operations bfs_file_inops; 52extern const struct file_operations bfs_file_operations; 53extern const struct address_space_operations bfs_aops; 54 55/* dir.c */ 56extern const struct inode_operations bfs_dir_inops; 57extern const struct file_operations bfs_dir_operations; 58 59#endif /* _FS_BFS_BFS_H */ 60