drop obsolete code

dune/xt/la/container.hh

@@ -51,40 +51,6 @@ struct Container<ScalarType, ChooseBackend::istl_sparse>
   typedef IstlRowMajorSparseMatrix<ScalarType> MatrixType;
 }; // struct Container< ..., istl_sparse >
 
-// template< class Traits, size_t domainDim, size_t rangeDim, size_t rangeDimCols > class SpaceInterface
-template <class Space>
-typename Space::RangeFieldType
-communicated_dot(const Dune::Stuff::LA::IstlDenseVector<typename Space::RangeFieldType>& vector,
-                 const Dune::Stuff::LA::IstlDenseVector<typename Space::RangeFieldType>& source, const Space& space)
-{
-  typename Space::RangeFieldType result = typename Space::RangeFieldType(0);
-  space.communicator().dot(vector.backend(), source.backend(), result);
-  return result;
-}
-
-template <template <class> class VectorImp, class Space>
-typename Space::RangeFieldType communicated_dot(const VectorImp<typename Space::RangeFieldType>& vector,
-                                                const VectorImp<typename Space::RangeFieldType>& source,
-                                                const Space& /*space*/)
-{
-  auto result = vector.dot(source);
-  DSC_LOG_DEBUG_0 << "communicated_dot does not account for overlapping dofs with non-ISTL vector types atm\n";
-  return MPIHelper::getCollectiveCommunication().sum(result);
-}
-
-template <class Space>
-void ensure_parallel_dof_consistency(Dune::Stuff::LA::IstlDenseVector<typename Space::RangeFieldType>& vector,
-                                     const Space& space)
-{
-  space.communicator().copyOwnerToAll(vector.backend(), vector.backend());
-}
-
-template <template <class> class VectorImp, class Space>
-void ensure_parallel_dof_consistency(VectorImp<typename Space::RangeFieldType>& /*vector*/, const Space& /*space*/)
-{
-  DSC_LOG_DEBUG_0 << "parallel dof consistency can only be ensured for ISTL vectors atm\n";
-}
-
 } // namespace LA
 } // namespace XT
 } // namespace Dune