struct bch_extent_crc_unpacked);
void bch2_data_update_exit(struct data_update *);
+void bch2_update_unwritten_extent(struct btree_trans *, struct data_update *);
int bch2_data_update_init(struct bch_fs *, struct data_update *,
struct write_point_specifier,
struct bch_io_opts, struct data_update_opts,