                                       const int mwork,
                                       const double dt, const double t,
                                       struct cudaclaw_fluxes* array_fluxes_struct_dev,
-                                      double * maxcflblocks_dev,
                                       cudaclaw_cuda_rpn2_t rpn2,
                                       cudaclaw_cuda_rpt2_t rpt2,
                                       cudaclaw_cuda_b4step2_t b4step2);

        cudaclaw_compute_speeds_batch <<<grid,block,bytes>>>(mx,my,meqn, mbc, maux, mwaves,
                                                             mwork, dt, t, 
                                                             array_fluxes_struct_dev,
                                                             cuclaw_vt->cuda_speeds,
                                                             cuclaw_vt->cuda_b4step2);


            cudaclaw_flux2_and_update_batch<<<grid,block,bytes>>>(mx,my,meqn,mbc,maux,mwaves,
                                                                  mwork, dt,t,
                                                                  array_fluxes_struct_dev,
                                                                  cuclaw_vt->cuda_rpn2,
                                                                  cuclaw_vt->cuda_rpt2,
                                                                  cuclaw_vt->cuda_b4step2);
