From d9362bf1b24a926731e632aa5fb806bff0ac89b7 Mon Sep 17 00:00:00 2001
From: Dmitri Naumov <github@naumov.de>
Date: Thu, 31 Oct 2024 15:49:11 +0100
Subject: [PATCH] [MeL] Use vector allreduce
---
.../Utils/transformMeshToNodePartitionedMesh.cpp | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)
diff --git a/MeshLib/Utils/transformMeshToNodePartitionedMesh.cpp b/MeshLib/Utils/transformMeshToNodePartitionedMesh.cpp
index 9eeee236a6b..c69891c5cad 100644
--- a/MeshLib/Utils/transformMeshToNodePartitionedMesh.cpp
+++ b/MeshLib/Utils/transformMeshToNodePartitionedMesh.cpp
@@ -257,16 +257,9 @@ std::vector<std::size_t> computeGhostBaseNodeGlobalNodeIDsOfSubDomainPartition(
}
// send the computed ids back
- std::vector<std::size_t> computed_global_ids_for_subdomain_ghost_nodes(
- global_number_of_subdomain_node_id_to_bulk_node_id);
- MPI_Allreduce(
- local_subdomain_node_ids_of_all_ranks.data(), /* sendbuf */
- computed_global_ids_for_subdomain_ghost_nodes
- .data(), /* recvbuf (out) */
- global_number_of_subdomain_node_id_to_bulk_node_id, /* sendcount */
- MPI_UNSIGNED_LONG, /* sendtype */
- MPI_MAX, /* operation */
- mpi.communicator);
+ std::vector<std::size_t> const
+ computed_global_ids_for_subdomain_ghost_nodes = BaseLib::MPI::allreduce(
+ local_subdomain_node_ids_of_all_ranks, MPI_MAX, mpi);
std::vector<std::size_t> global_ids_for_subdomain_ghost_nodes(
computed_global_ids_for_subdomain_ghost_nodes.begin() +
--
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