2 * Copyright (C) 2007 Oracle. All rights reserved.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public
6 * License v2 as published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
13 * You should have received a copy of the GNU General Public
14 * License along with this program; if not, write to the
15 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16 * Boston, MA 021110-1307, USA.
28 struct list_head dirty;
29 struct list_head cache;
31 struct btrfs_node node;
32 struct btrfs_leaf leaf;
36 struct btrfs_buffer *read_tree_block(struct btrfs_root *root, u64 blocknr);
37 struct btrfs_buffer *find_tree_block(struct btrfs_root *root, u64 blocknr);
38 int write_tree_block(struct btrfs_trans_handle *trans, struct btrfs_root *root,
39 struct btrfs_buffer *buf);
40 int dirty_tree_block(struct btrfs_trans_handle *trans, struct btrfs_root *root,
41 struct btrfs_buffer *buf);
42 int clean_tree_block(struct btrfs_trans_handle *trans,
43 struct btrfs_root *root, struct btrfs_buffer *buf);
44 int btrfs_commit_transaction(struct btrfs_trans_handle *trans, struct btrfs_root
45 *root, struct btrfs_super_block *s);
46 struct btrfs_root *open_ctree(char *filename, struct btrfs_super_block *s);
47 struct btrfs_root *open_ctree_fd(int fp, struct btrfs_super_block *super);
48 int close_ctree(struct btrfs_root *root, struct btrfs_super_block *s);
49 void btrfs_block_release(struct btrfs_root *root, struct btrfs_buffer *buf);
50 int write_ctree_super(struct btrfs_trans_handle *trans, struct btrfs_root *root,
51 struct btrfs_super_block *s);
52 int btrfs_map_bh_to_logical(struct btrfs_root *root, struct btrfs_buffer *bh,
54 int btrfs_csum_super(struct btrfs_root *root, struct btrfs_super_block *super);
55 int btrfs_csum_node(struct btrfs_root *root, struct btrfs_node *node);
56 #define BTRFS_SUPER_INFO_OFFSET (16 * 1024)