bcachefs: Move some declarations to the correct header

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

fs/bcachefs/btree_update.h

@@ -74,15 +74,6 @@ int bch2_btree_delete_range(struct bch_fs *, enum btree_id,
 
 int bch2_btree_bit_mod(struct btree_trans *, enum btree_id, struct bpos, bool);
 
-int bch2_btree_node_rewrite(struct btree_trans *, struct btree_iter *,
-			    struct btree *, unsigned);
-void bch2_btree_node_rewrite_async(struct bch_fs *, struct btree *);
-int bch2_btree_node_update_key(struct btree_trans *, struct btree_iter *,
-			       struct btree *, struct bkey_i *,
-			       unsigned, bool);
-int bch2_btree_node_update_key_get_iter(struct btree_trans *, struct btree *,
-					struct bkey_i *, unsigned, bool);
-
 int __bch2_insert_snapshot_whiteouts(struct btree_trans *, enum btree_id,
 				     struct bpos, struct bpos);
 

fs/bcachefs/btree_update_interior.h

@@ -154,6 +154,15 @@ static inline int bch2_foreground_maybe_merge(struct btree_trans *trans,
 						    btree_next_sib);
 }
 
+int bch2_btree_node_rewrite(struct btree_trans *, struct btree_iter *,
+			    struct btree *, unsigned);
+void bch2_btree_node_rewrite_async(struct bch_fs *, struct btree *);
+int bch2_btree_node_update_key(struct btree_trans *, struct btree_iter *,
+			       struct btree *, struct bkey_i *,
+			       unsigned, bool);
+int bch2_btree_node_update_key_get_iter(struct btree_trans *, struct btree *,
+					struct bkey_i *, unsigned, bool);
+
 void bch2_btree_set_root_for_read(struct bch_fs *, struct btree *);
 void bch2_btree_root_alloc(struct bch_fs *, enum btree_id);