smpi: fix issue with message IDs. In case of persistent request reused multiple times...

[simgrid.git] / src / smpi / include / smpi_request.hpp

diff --git a/src/smpi/include/smpi_request.hpp b/src/smpi/include/smpi_request.hpp
index ba3292d..5b3962c 100644 (file)
--- a/src/smpi/include/smpi_request.hpp
+++ b/src/smpi/include/smpi_request.hpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2010-2022. The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2010-2023. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -47,11 +47,11 @@ class Request : public F2C {
   bool detached_;
   MPI_Request detached_sender_;
   int refcount_;
-  unsigned int message_id_;
+  std::vector<unsigned int> message_id_;
   MPI_Op op_;
   std::unique_ptr<smpi_mpi_generalized_request_funcs_t> generalized_funcs;
   std::vector<MPI_Request> nbc_requests_;
-  s4u::Host* src_host_ = nullptr; //!< save simgrid's source host since it can finished before the recv
+  s4u::Host* src_host_ = nullptr; //!< save SimGrid's source host since it can finished before the recv
   static bool match_common(MPI_Request req, MPI_Request sender, MPI_Request receiver);
   static bool match_types(MPI_Datatype stype, MPI_Datatype rtype);