XBT_PRIVATE MPI_Comm* smpi_deployment_comm_world(const char* instance_id);
XBT_PRIVATE msg_bar_t smpi_deployment_finalization_barrier(const char* instance_id);
XBT_PRIVATE void smpi_deployment_cleanup_instances();
-
+
XBT_PRIVATE void smpi_comm_copy_buffer_callback(smx_activity_t comm, void *buff, size_t buff_size);
XBT_PRIVATE void smpi_comm_null_copy_buffer_callback(smx_activity_t comm, void *buff, size_t buff_size);