[GitHub] flink pull request #4499: [FLINK-7394][core] Implement basic InputChannel fo...

[NicoK]

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

    https://github.com/apache/flink/pull/4499#discussion_r138916859
  
    --- Diff: 
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/RemoteInputChannel.java
 ---
    @@ -72,6 +79,21 @@
         */
        private int expectedSequenceNumber = 0;
     
    +   /** The initial number of exclusive buffers assigned to this channel. */
    +   private int initialCredit;
    --- End diff --
    
    Do we need this variable? In the current PR, it is not read anywhere.


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