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

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