old_data_start   4587 fs/btrfs/ctree.c 	unsigned int old_data_start;
old_data_start   4603 fs/btrfs/ctree.c 	old_data_start = btrfs_item_offset_nr(leaf, slot);
old_data_start   4628 fs/btrfs/ctree.c 			      data_end, old_data_start + new_size - data_end);
old_data_start   4655 fs/btrfs/ctree.c 			      data_end, old_data_start - data_end);