message: Protect Bcast with SERIALIZED_MPI_CALL, reactivate DistributedTileError::sync()
diff: @@ -102,9 +102,7 @@ namespace ospray {
  if (tiles <= 0)
  return;
  - throw std::runtime_error("DB::sync disabling this for now ...");
  - int rc = MPI_Bcast(tileErrorBuffer, tiles, MPI_FLOAT, 0, MPI_COMM_WORLD);
  - mpi::checkMpiError(rc);
  + SERIALIZED_MPI_CALL(Bcast(tileErrorBuffer, tiles, MPI_FLOAT, 0, MPI_COMM_WORLD));
  }
  // DistributedFrameBuffer definitions ///////////////////////////////////////
  