btrfs: move extent-tree helpers into their own header file

[linux-block.git] / fs / btrfs / ctree.h

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 07f876961da1d771286863b8ac93eb829a22b8e6..8ca67227dec079a0707380d40de9ac8eef4c6b94 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -495,78 +495,6 @@ static inline gfp_t btrfs_alloc_write_mask(struct address_space *mapping)
        return mapping_gfp_constraint(mapping, ~__GFP_FS);
 }
 
-/* extent-tree.c */
-
-enum btrfs_inline_ref_type {
-       BTRFS_REF_TYPE_INVALID,
-       BTRFS_REF_TYPE_BLOCK,
-       BTRFS_REF_TYPE_DATA,
-       BTRFS_REF_TYPE_ANY,
-};
-
-int btrfs_get_extent_inline_ref_type(const struct extent_buffer *eb,
-                                    struct btrfs_extent_inline_ref *iref,
-                                    enum btrfs_inline_ref_type is_data);
-u64 hash_extent_data_ref(u64 root_objectid, u64 owner, u64 offset);
-
-
-int btrfs_add_excluded_extent(struct btrfs_fs_info *fs_info,
-                             u64 start, u64 num_bytes);
-void btrfs_free_excluded_extents(struct btrfs_block_group *cache);
-int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
-                          unsigned long count);
-void btrfs_cleanup_ref_head_accounting(struct btrfs_fs_info *fs_info,
-                                 struct btrfs_delayed_ref_root *delayed_refs,
-                                 struct btrfs_delayed_ref_head *head);
-int btrfs_lookup_data_extent(struct btrfs_fs_info *fs_info, u64 start, u64 len);
-int btrfs_lookup_extent_info(struct btrfs_trans_handle *trans,
-                            struct btrfs_fs_info *fs_info, u64 bytenr,
-                            u64 offset, int metadata, u64 *refs, u64 *flags);
-int btrfs_pin_extent(struct btrfs_trans_handle *trans, u64 bytenr, u64 num,
-                    int reserved);
-int btrfs_pin_extent_for_log_replay(struct btrfs_trans_handle *trans,
-                                   u64 bytenr, u64 num_bytes);
-int btrfs_exclude_logged_extents(struct extent_buffer *eb);
-int btrfs_cross_ref_exist(struct btrfs_root *root,
-                         u64 objectid, u64 offset, u64 bytenr, bool strict,
-                         struct btrfs_path *path);
-struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans,
-                                            struct btrfs_root *root,
-                                            u64 parent, u64 root_objectid,
-                                            const struct btrfs_disk_key *key,
-                                            int level, u64 hint,
-                                            u64 empty_size,
-                                            enum btrfs_lock_nesting nest);
-void btrfs_free_tree_block(struct btrfs_trans_handle *trans,
-                          u64 root_id,
-                          struct extent_buffer *buf,
-                          u64 parent, int last_ref);
-int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans,
-                                    struct btrfs_root *root, u64 owner,
-                                    u64 offset, u64 ram_bytes,
-                                    struct btrfs_key *ins);
-int btrfs_alloc_logged_file_extent(struct btrfs_trans_handle *trans,
-                                  u64 root_objectid, u64 owner, u64 offset,
-                                  struct btrfs_key *ins);
-int btrfs_reserve_extent(struct btrfs_root *root, u64 ram_bytes, u64 num_bytes,
-                        u64 min_alloc_size, u64 empty_size, u64 hint_byte,
-                        struct btrfs_key *ins, int is_data, int delalloc);
-int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
-                 struct extent_buffer *buf, int full_backref);
-int btrfs_dec_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
-                 struct extent_buffer *buf, int full_backref);
-int btrfs_set_disk_extent_flags(struct btrfs_trans_handle *trans,
-                               struct extent_buffer *eb, u64 flags, int level);
-int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_ref *ref);
-
-int btrfs_free_reserved_extent(struct btrfs_fs_info *fs_info,
-                              u64 start, u64 len, int delalloc);
-int btrfs_pin_reserved_extent(struct btrfs_trans_handle *trans, u64 start,
-                             u64 len);
-int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans);
-int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
-                        struct btrfs_ref *generic_ref);
-
 int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,
                                     struct btrfs_block_rsv *rsv,
                                     int nitems, bool use_global_rsv);