fs/omfs/dir.c

38 	struct buffer_head *bh;
44 		bh = omfs_bread(dir->i_sb, block);
45 		if (!bh) {
50 		oi = (struct omfs_inode *) bh->b_data;
52 			brelse(bh);
57 			return bh;
61 		brelse(bh);
70 	struct buffer_head *bh;
74 	bh = omfs_get_bucket(dir, name, namelen, &ofs);
75 	if (!bh)
78 	block = be64_to_cpu(*((__be64 *) &bh->b_data[ofs]));
79 	brelse(bh);
87 	struct buffer_head *bh;
90 	bh = omfs_bread(sb, inode->i_ino);
91 	if (!bh)
94 	memset(bh->b_data, 0, sizeof(struct omfs_inode));
97 		memset(&bh->b_data[OMFS_DIR_START], 0xff,
100 		omfs_make_empty_table(bh, OMFS_EXTENT_START);
102 	oi = (struct omfs_inode *) bh->b_data;
106 	mark_buffer_dirty(bh);
107 	brelse(bh);
117 	struct buffer_head *bh;
123 	bh = omfs_get_bucket(dir, name, namelen, &ofs);
124 	if (!bh)
127 	entry = (__be64 *) &bh->b_data[ofs];
130 	mark_buffer_dirty(bh);
131 	brelse(bh);
134 	bh = omfs_bread(dir->i_sb, inode->i_ino);
135 	if (!bh)
138 	oi = (struct omfs_inode *) bh->b_data;
143 	mark_buffer_dirty(bh);
144 	brelse(bh);
163 	struct buffer_head *bh, *bh2;
170 	bh = omfs_get_bucket(dir, name, namelen, &ofs);
171 	if (!bh)
174 	entry = (__be64 *) &bh->b_data[ofs];
189 		brelse(bh);
190 		bh = omfs_bread(dir->i_sb, prev);
191 		if (!bh)
194 		oi = (struct omfs_inode *) bh->b_data;
199 	mark_buffer_dirty(bh);
211 	brelse(bh);
219 	struct buffer_head *bh;
223 	bh = omfs_bread(inode->i_sb, inode->i_ino);
225 	if (!bh)
228 	ptr = (u64 *) &bh->b_data[OMFS_DIR_START];
234 	brelse(bh);
297 	struct buffer_head *bh;
303 	bh = omfs_find_entry(dir, dentry->d_name.name, dentry->d_name.len);
304 	if (!IS_ERR(bh)) {
305 		struct omfs_inode *oi = (struct omfs_inode *)bh->b_data;
307 		brelse(bh);
309 	} else if (bh != ERR_PTR(-ENOENT)) {
310 		inode = ERR_CAST(bh);
335 		struct buffer_head *bh = omfs_bread(dir->i_sb, fsblock);
340 		if (!bh)
343 		oi = (struct omfs_inode *) bh->b_data;
345 			brelse(bh);
355 			brelse(bh);
364 			brelse(bh);
367 		brelse(bh);
411 	struct buffer_head *bh;
431 	bh = omfs_bread(dir->i_sb, dir->i_ino);
432 	if (!bh)
435 	p = (__be64 *)(bh->b_data + OMFS_DIR_START) + hchain;
444 	brelse(bh);