23 static int bfs_add_entry(struct inode *dir, const unsigned char *name,
25 static struct buffer_head *bfs_find_entry(struct inode *dir,
31 	struct inode *dir = file_inode(f);  in bfs_readdir()  local
40 					dir->i_sb->s_id, dir->i_ino);  in bfs_readdir()
44 	while (ctx->pos < dir->i_size) {  in bfs_readdir()
46 		block = BFS_I(dir)->i_sblock + (ctx->pos >> BFS_BSIZE_BITS);  in bfs_readdir()
47 		bh = sb_bread(dir->i_sb, block);  in bfs_readdir()
65 		} while ((offset < BFS_BSIZE) && (ctx->pos < dir->i_size));  in bfs_readdir()
78 static int bfs_create(struct inode *dir, struct dentry *dentry, umode_t mode,  in bfs_create()  argument
83 	struct super_block *s = dir->i_sb;  in bfs_create()
99 	inode_init_owner(inode, dir, mode);  in bfs_create()
113 	err = bfs_add_entry(dir, dentry->d_name.name, dentry->d_name.len,  in bfs_create()
126 static struct dentry *bfs_lookup(struct inode *dir, struct dentry *dentry,  in bfs_lookup()  argument
132 	struct bfs_sb_info *info = BFS_SB(dir->i_sb);  in bfs_lookup()
138 	bh = bfs_find_entry(dir, dentry->d_name.name, dentry->d_name.len, &de);  in bfs_lookup()
142 		inode = bfs_iget(dir->i_sb, ino);  in bfs_lookup()
153 static int bfs_link(struct dentry *old, struct inode *dir,  in bfs_link()  argument
161 	err = bfs_add_entry(dir, new->d_name.name, new->d_name.len,  in bfs_link()
176 static int bfs_unlink(struct inode *dir, struct dentry *dentry)  in bfs_unlink()  argument
185 	bh = bfs_find_entry(dir, dentry->d_name.name, dentry->d_name.len, &de);  in bfs_unlink()
196 	mark_buffer_dirty_inode(bh, dir);  in bfs_unlink()
197 	dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;  in bfs_unlink()
198 	mark_inode_dirty(dir);  in bfs_unlink()
199 	inode->i_ctime = dir->i_ctime;  in bfs_unlink()
276 static int bfs_add_entry(struct inode *dir, const unsigned char *name,  in bfs_add_entry()  argument
291 	sblock = BFS_I(dir)->i_sblock;  in bfs_add_entry()
292 	eblock = BFS_I(dir)->i_eblock;  in bfs_add_entry()
294 		bh = sb_bread(dir->i_sb, block);  in bfs_add_entry()
301 				if (pos >= dir->i_size) {  in bfs_add_entry()
302 					dir->i_size += BFS_DIRENT_SIZE;  in bfs_add_entry()
303 					dir->i_ctime = CURRENT_TIME_SEC;  in bfs_add_entry()
305 				dir->i_mtime = CURRENT_TIME_SEC;  in bfs_add_entry()
306 				mark_inode_dirty(dir);  in bfs_add_entry()
311 				mark_buffer_dirty_inode(bh, dir);  in bfs_add_entry()
329 static struct buffer_head *bfs_find_entry(struct inode *dir,  in bfs_find_entry()  argument
341 	while (block * BFS_BSIZE + offset < dir->i_size) {  in bfs_find_entry()
343 			bh = sb_bread(dir->i_sb, BFS_I(dir)->i_sblock + block);  in bfs_find_entry()