From db2ad3adbd5ab72bac338c9050bca595b7bf8214 Mon Sep 17 00:00:00 2001 From: Martin Kronbichler Date: Mon, 20 Jan 2014 08:59:59 +0000 Subject: [PATCH] Fix failure of multigrid on some OpenMPI versions git-svn-id: https://svn.dealii.org/trunk@32259 0785d39b-7218-0410-832d-ea1e28bc413d --- deal.II/source/dofs/dof_handler_policy.cc | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/deal.II/source/dofs/dof_handler_policy.cc b/deal.II/source/dofs/dof_handler_policy.cc index 3e71bbd9c1..c8bb6d84f0 100644 --- a/deal.II/source/dofs/dof_handler_policy.cc +++ b/deal.II/source/dofs/dof_handler_policy.cc @@ -1892,8 +1892,8 @@ namespace internal unsigned int sent=needs_to_get_cells.size(); unsigned int recv=senders.size(); - MPI_Reduce(&sent, &sum_send, 1, MPI_UNSIGNED, MPI_SUM, 56345, tr->get_communicator()); - MPI_Reduce(&recv, &sum_recv, 1, MPI_UNSIGNED, MPI_SUM, 56346, tr->get_communicator()); + MPI_Allreduce(&sent, &sum_send, 1, MPI_UNSIGNED, MPI_SUM, tr->get_communicator()); + MPI_Allreduce(&recv, &sum_recv, 1, MPI_UNSIGNED, MPI_SUM, tr->get_communicator()); Assert(sum_send==sum_recv, ExcInternalError()); } #endif -- 2.39.5