diff options
Diffstat (limited to 'fs/bfs/bfs.h')
| -rw-r--r-- | fs/bfs/bfs.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/fs/bfs/bfs.h b/fs/bfs/bfs.h new file mode 100644 index 000000000000..1020dbc88bec --- /dev/null +++ b/fs/bfs/bfs.h @@ -0,0 +1,60 @@ +/* + * fs/bfs/bfs.h + * Copyright (C) 1999 Tigran Aivazian <tigran@veritas.com> + */ +#ifndef _FS_BFS_BFS_H +#define _FS_BFS_BFS_H + +#include <linux/bfs_fs.h> + +/* + * BFS file system in-core superblock info + */ +struct bfs_sb_info { + unsigned long si_blocks; + unsigned long si_freeb; + unsigned long si_freei; + unsigned long si_lf_ioff; + unsigned long si_lf_sblk; + unsigned long si_lf_eblk; + unsigned long si_lasti; + unsigned long * si_imap; + struct buffer_head * si_sbh; /* buffer header w/superblock */ + struct bfs_super_block * si_bfs_sb; /* superblock in si_sbh->b_data */ +}; + +/* + * BFS file system in-core inode info + */ +struct bfs_inode_info { + unsigned long i_dsk_ino; /* inode number from the disk, can be 0 */ + unsigned long i_sblock; + unsigned long i_eblock; + struct inode vfs_inode; +}; + +static inline struct bfs_sb_info *BFS_SB(struct super_block *sb) +{ + return sb->s_fs_info; +} + +static inline struct bfs_inode_info *BFS_I(struct inode *inode) +{ + return list_entry(inode, struct bfs_inode_info, vfs_inode); +} + + +#define printf(format, args...) \ + printk(KERN_ERR "BFS-fs: %s(): " format, __FUNCTION__, ## args) + + +/* file.c */ +extern struct inode_operations bfs_file_inops; +extern struct file_operations bfs_file_operations; +extern struct address_space_operations bfs_aops; + +/* dir.c */ +extern struct inode_operations bfs_dir_inops; +extern struct file_operations bfs_dir_operations; + +#endif /* _FS_BFS_BFS_H */ |