[GitHub] flink pull request #4533: [FLINK-7416][network] Implement Netty receiver out...

[NicoK]

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

    https://github.com/apache/flink/pull/4533#discussion_r153266186
  
    --- Diff: 
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/netty/NettyMessage.java
 ---
    @@ -539,4 +542,60 @@ static CloseRequest 
readFrom(@SuppressWarnings("unused") ByteBuf buffer) throws
                        return new CloseRequest();
                }
        }
    +
    +   static class AddCredit extends NettyMessage {
    --- End diff --
    
    Please add a comment ("incremental credit announcement from the client to 
the server"?).


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