HDFS-13598. Reduce unnecessary byte-to-string transform operation in INodesInPath#toString. Contributed by Gabor Bota.

hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodesInPath.java

@@ -484,7 +484,7 @@ private String toString(boolean vaildateObject) {
     }
 
     final StringBuilder b = new StringBuilder(getClass().getSimpleName())
-        .append(": path = ").append(DFSUtil.byteArray2PathString(path))
+        .append(": path = ").append(getPath())
         .append("\n  inodes = ");
     if (inodes == null) {
       b.append("null");