diff --git a/paddle/math/MKLDNNMatrix.h b/paddle/math/MKLDNNMatrix.h
index fe755d096da9713e39581a909e5d21aa93d69f0f..2b62d4e11ac7276924947ab47360ffca84240aea 100644
--- a/paddle/math/MKLDNNMatrix.h
+++ b/paddle/math/MKLDNNMatrix.h
@@ -91,6 +91,11 @@ public:
       const MKLDNNMatrixPtr& dst,
       bool checkData = true);
 
+  void copyFrom(const Matrix& src) {
+    // TODO(TJ): reorder data if this format is not nchw or x
+    m_->copyFrom(src);
+  }
+
 public:
   /**
    * Reorder this MKLDNNMatrix from other format.