Btrfs: do extent allocation and reference count updates in the background

[linux-2.6-omap-h63xx.git] / fs / btrfs / ctree.h

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 3a37ba7a8d656049df243206632563a2a597b6ab..ced5fd85dc360ead8422ffc57781b374ccd02f70 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -688,8 +688,6 @@ struct btrfs_fs_info {
        struct rb_root block_group_cache_tree;
 
        struct extent_io_tree pinned_extents;
-       struct extent_io_tree pending_del;
-       struct extent_io_tree extent_ins;
 
        /* logical->physical extent mapping */
        struct btrfs_mapping_tree mapping_tree;
@@ -717,7 +715,6 @@ struct btrfs_fs_info {
        struct mutex tree_log_mutex;
        struct mutex transaction_kthread_mutex;
        struct mutex cleaner_mutex;
-       struct mutex extent_ins_mutex;
        struct mutex pinned_mutex;
        struct mutex chunk_mutex;
        struct mutex drop_mutex;
@@ -1704,18 +1701,15 @@ static inline struct dentry *fdentry(struct file *file)
 }
 
 /* extent-tree.c */
+int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
+                          struct btrfs_root *root, unsigned long count);
 int btrfs_lookup_extent(struct btrfs_root *root, u64 start, u64 len);
-int btrfs_lookup_extent_ref(struct btrfs_trans_handle *trans,
-                           struct btrfs_root *root, u64 bytenr,
-                           u64 num_bytes, u32 *refs);
 int btrfs_update_pinned_extents(struct btrfs_root *root,
                                u64 bytenr, u64 num, int pin);
 int btrfs_drop_leaf_ref(struct btrfs_trans_handle *trans,
                        struct btrfs_root *root, struct extent_buffer *leaf);
 int btrfs_cross_ref_exist(struct btrfs_trans_handle *trans,
                          struct btrfs_root *root, u64 objectid, u64 bytenr);
-int btrfs_extent_post_op(struct btrfs_trans_handle *trans,
-                        struct btrfs_root *root);
 int btrfs_copy_pinned(struct btrfs_root *root, struct extent_io_tree *copy);
 struct btrfs_block_group_cache *btrfs_lookup_block_group(
                                                 struct btrfs_fs_info *info,
@@ -1777,7 +1771,7 @@ int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
                         u64 root_objectid, u64 ref_generation,
                         u64 owner_objectid);
 int btrfs_update_extent_ref(struct btrfs_trans_handle *trans,
-                           struct btrfs_root *root, u64 bytenr,
+                           struct btrfs_root *root, u64 bytenr, u64 num_bytes,
                            u64 orig_parent, u64 parent,
                            u64 root_objectid, u64 ref_generation,
                            u64 owner_objectid);