int f2fs_reserve_new_block(struct dnode_of_data *dn)
{
	unsigned int ofs_in_node = dn->ofs_in_node;
	int ret;

	ret = f2fs_reserve_new_blocks(dn, 1);
	dn->ofs_in_node = ofs_in_node;
	return ret;
}
int f2fs_reserve_new_block(struct dnode_of_data *dn)
{
	unsigned int ofs_in_node = dn->ofs_in_node;
	int ret;

	ret = f2fs_reserve_new_blocks(dn, 1);
	dn->ofs_in_node = ofs_in_node;
	return ret;
}