actually use context

starpu_example_dgemm.c

@@ -658,11 +658,20 @@ int main(int argc, char *argv[])
 								b_row,b_aisle,Ail->registered,Ail->hdl,Ail->owner,
 								b_aisle,b_col,Blj->registered,Blj->hdl,Blj->owner);
 						}
-						starpu_mpi_task_insert(MPI_COMM_WORLD, &gemm_cl,
-							STARPU_CL_ARGS, clargs, sizeof(struct cl_zgemm_args_s), 
-							STARPU_R, Ail->hdl,
-							STARPU_R, Blj->hdl,
-							STARPU_RW,Cij->hdl, 0);
+ 						if (context) {
+							starpu_mpi_task_insert(MPI_COMM_WORLD, &gemm_cl,
+								STARPU_CL_ARGS, clargs, sizeof(struct cl_zgemm_args_s), 
+								STARPU_R, Ail->hdl,
+								STARPU_R, Blj->hdl,
+								STARPU_RW,Cij->hdl, 0);
+						} else {
+							starpu_mpi_task_insert(MPI_COMM_WORLD, &gemm_cl,
+								STARPU_CL_ARGS, clargs, sizeof(struct cl_zgemm_args_s), 
+								STARPU_SCHED_CTX, ctx,
+								STARPU_R, Ail->hdl,
+								STARPU_R, Blj->hdl,
+								STARPU_RW,Cij->hdl, 0);
+						}
 					} else {
 //						printf("[%d] NOT inserted C_%d,%d += A_%d,%d B_%d,%d\n",comm_rank, b_row,b_col, b_row,b_aisle, b_aisle,b_col);
 					}