message: Comments replaces kernel sum_reduce_batch_kernel
diff: #include "HugeCTR/include/utils.cuh"
  #include "HugeCTR/include/utils.hpp"
  #include <linalg/reduce.cuh>
  +#include <linalg/matrix_vector_op.cuh>
  #include <algorithm>
  #include <functional>
  @@ -69,6 +70,7 @@ __global__ void multiply_transpose_fuse_kernel(int batch_size, int slot_num, int
  }
  }
  +/*
  // sum reduce computation in one block
  template <typename T>
  __global__ void sum_reduce_batch_kernel(int row, // row=gridDim.x
  @@ -84,6 +86,7 @@ __global__ void sum_reduce_batch_kernel(int row, // row=gridDim.x
  output[blockIdx.x] += local_sum;
  }
  }
  +*/
  template <typename T>
  __global__ void multiply_dgrad_kernel(const T* top_grad, const T* weight, T* dgrad, int batch_size,
  