Github user zhijiangW commented on a diff in the pull request:

    https://github.com/apache/flink/pull/3785#discussion_r113703927
  
    --- Diff: 
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/ResultPartition.java
 ---
    @@ -351,15 +351,15 @@ public void destroyBufferPool() {
        /**
         * Returns the requested subpartition.
         */
    -   public ResultSubpartitionView createSubpartitionView(int index, 
BufferProvider bufferProvider, BufferAvailabilityListener availabilityListener) 
throws IOException {
    +   public ResultSubpartitionView createSubpartitionView(int index, 
BufferAvailabilityListener availabilityListener) throws IOException {
                int refCnt = pendingReferences.get();
     
                checkState(refCnt != -1, "Partition released.");
                checkState(refCnt > 0, "Partition not pinned.");
     
                checkElementIndex(index, subpartitions.length, "Subpartition 
not found.");
     
    -           ResultSubpartitionView readView = 
subpartitions[index].createReadView(bufferProvider, availabilityListener);
    +           ResultSubpartitionView readView = 
subpartitions[index].createReadView(bufferPool, availabilityListener);
    --- End diff --
    
    Thank you for so efficient reviews! 
    I agree with your suggestion. It will be more complete and pretty good. 
    I will modify and submit another commit for it, and verify the tests again.


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