int nodemap_idx_nodemap_add(const struct lu_nodemap *nodemap);
int nodemap_idx_nodemap_update(const struct lu_nodemap *nodemap);
int nodemap_idx_nodemap_del(const struct lu_nodemap *nodemap);
int nodemap_idx_nodemap_add(const struct lu_nodemap *nodemap);
int nodemap_idx_nodemap_update(const struct lu_nodemap *nodemap);
int nodemap_idx_nodemap_del(const struct lu_nodemap *nodemap);