ctree.h (5f56406aabdf5444d040c5955effc665b1d0dbaf) ctree.h (d1310b2e0cd98eb1348553e69b73827b436dca7b)
1/*
2 * Copyright (C) 2007 Oracle. All rights reserved.
3 *
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.
7 *
8 * This program is distributed in the hope that it will be useful,

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22#include <linux/version.h>
23#include <linux/mm.h>
24#include <linux/highmem.h>
25#include <linux/fs.h>
26#include <linux/workqueue.h>
27#include <linux/completion.h>
28#include <asm/kmap_types.h>
29#include "bit-radix.h"
1/*
2 * Copyright (C) 2007 Oracle. All rights reserved.
3 *
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.
7 *
8 * This program is distributed in the hope that it will be useful,

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22#include <linux/version.h>
23#include <linux/mm.h>
24#include <linux/highmem.h>
25#include <linux/fs.h>
26#include <linux/workqueue.h>
27#include <linux/completion.h>
28#include <asm/kmap_types.h>
29#include "bit-radix.h"
30#include "extent_io.h"
30#include "extent_map.h"
31
32struct btrfs_trans_handle;
33struct btrfs_transaction;
34extern struct kmem_cache *btrfs_trans_handle_cachep;
35extern struct kmem_cache *btrfs_transaction_cachep;
36extern struct kmem_cache *btrfs_bit_radix_cachep;
37extern struct kmem_cache *btrfs_path_cachep;

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309 u64 pinned;
310};
311struct btrfs_fs_info {
312 u8 fsid[BTRFS_FSID_SIZE];
313 struct btrfs_root *extent_root;
314 struct btrfs_root *tree_root;
315 struct radix_tree_root fs_roots_radix;
316
31#include "extent_map.h"
32
33struct btrfs_trans_handle;
34struct btrfs_transaction;
35extern struct kmem_cache *btrfs_trans_handle_cachep;
36extern struct kmem_cache *btrfs_transaction_cachep;
37extern struct kmem_cache *btrfs_bit_radix_cachep;
38extern struct kmem_cache *btrfs_path_cachep;

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310 u64 pinned;
311};
312struct btrfs_fs_info {
313 u8 fsid[BTRFS_FSID_SIZE];
314 struct btrfs_root *extent_root;
315 struct btrfs_root *tree_root;
316 struct radix_tree_root fs_roots_radix;
317
317 struct extent_map_tree free_space_cache;
318 struct extent_map_tree block_group_cache;
319 struct extent_map_tree pinned_extents;
320 struct extent_map_tree pending_del;
321 struct extent_map_tree extent_ins;
318 struct extent_io_tree free_space_cache;
319 struct extent_io_tree block_group_cache;
320 struct extent_io_tree pinned_extents;
321 struct extent_io_tree pending_del;
322 struct extent_io_tree extent_ins;
322
323 u64 generation;
324 u64 last_trans_committed;
325 unsigned long mount_opt;
326 u64 max_extent;
327 u64 alloc_start;
328 struct btrfs_transaction *running_transaction;
329 struct btrfs_super_block super_copy;

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951}
952
953/* extent-tree.c */
954u32 btrfs_count_snapshots_in_path(struct btrfs_root *root,
955 struct btrfs_path *count_path,
956 u64 first_extent);
957int btrfs_extent_post_op(struct btrfs_trans_handle *trans,
958 struct btrfs_root *root);
323
324 u64 generation;
325 u64 last_trans_committed;
326 unsigned long mount_opt;
327 u64 max_extent;
328 u64 alloc_start;
329 struct btrfs_transaction *running_transaction;
330 struct btrfs_super_block super_copy;

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952}
953
954/* extent-tree.c */
955u32 btrfs_count_snapshots_in_path(struct btrfs_root *root,
956 struct btrfs_path *count_path,
957 u64 first_extent);
958int btrfs_extent_post_op(struct btrfs_trans_handle *trans,
959 struct btrfs_root *root);
959int btrfs_copy_pinned(struct btrfs_root *root, struct extent_map_tree *copy);
960int btrfs_copy_pinned(struct btrfs_root *root, struct extent_io_tree *copy);
960struct btrfs_block_group_cache *btrfs_lookup_block_group(struct
961 btrfs_fs_info *info,
962 u64 bytenr);
963struct btrfs_block_group_cache *btrfs_find_block_group(struct btrfs_root *root,
964 struct btrfs_block_group_cache
965 *hint, u64 search_start,
966 int data, int owner);
967int btrfs_inc_root_ref(struct btrfs_trans_handle *trans,

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996int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
997 struct extent_buffer *buf);
998int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_root
999 *root, u64 bytenr, u64 num_bytes,
1000 u64 root_objectid, u64 ref_generation,
1001 u64 owner_objectid, u64 owner_offset, int pin);
1002int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
1003 struct btrfs_root *root,
961struct btrfs_block_group_cache *btrfs_lookup_block_group(struct
962 btrfs_fs_info *info,
963 u64 bytenr);
964struct btrfs_block_group_cache *btrfs_find_block_group(struct btrfs_root *root,
965 struct btrfs_block_group_cache
966 *hint, u64 search_start,
967 int data, int owner);
968int btrfs_inc_root_ref(struct btrfs_trans_handle *trans,

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997int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
998 struct extent_buffer *buf);
999int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_root
1000 *root, u64 bytenr, u64 num_bytes,
1001 u64 root_objectid, u64 ref_generation,
1002 u64 owner_objectid, u64 owner_offset, int pin);
1003int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
1004 struct btrfs_root *root,
1004 struct extent_map_tree *unpin);
1005 struct extent_io_tree *unpin);
1005int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
1006 struct btrfs_root *root,
1007 u64 bytenr, u64 num_bytes,
1008 u64 root_objectid, u64 ref_generation,
1009 u64 owner, u64 owner_offset);
1010int btrfs_write_dirty_block_groups(struct btrfs_trans_handle *trans,
1011 struct btrfs_root *root);
1012int btrfs_free_block_groups(struct btrfs_fs_info *info);

--- 184 unchanged lines hidden --- 		1006int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
1007 struct btrfs_root *root,
1008 u64 bytenr, u64 num_bytes,
1009 u64 root_objectid, u64 ref_generation,
1010 u64 owner, u64 owner_offset);
1011int btrfs_write_dirty_block_groups(struct btrfs_trans_handle *trans,
1012 struct btrfs_root *root);
1013int btrfs_free_block_groups(struct btrfs_fs_info *info);

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