diff --git a/LICENSE.txt b/LICENSE.txt
index 8a4b1756f29..23c6f37e141 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -287,3 +287,28 @@ For src/main/native/src/org/apache/hadoop/io/compress/lz4/{lz4.h,lz4.c,lz4hc.h,l
    - LZ4 source repository : http://code.google.com/p/lz4/
    - LZ4 public forum : https://groups.google.com/forum/#!forum/lz4c
 */
+
+For hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/fuse-dfs/util/tree.h
+---------------------------------------------------------------------
+Copyright 2002 Niels Provos <provos@citi.umich.edu>
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/pom.xml b/hadoop-hdfs-project/hadoop-hdfs-native-client/pom.xml
index d72f3e52dba..6e92bd44840 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-native-client/pom.xml
+++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/pom.xml
@@ -65,6 +65,23 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
     </dependency>
   </dependencies>
 
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.rat</groupId>
+        <artifactId>apache-rat-plugin</artifactId>
+        <configuration>
+          <excludes>
+            <exclude>src/main/native/*</exclude>
+            <exclude>src/main/native/config/*</exclude>
+            <exclude>src/main/native/m4/*</exclude>
+            <exclude>src/main/native/util/tree.h</exclude>
+            <exclude>src/contrib/**</exclude>
+          </excludes>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
   <profiles>
     <profile>
       <id>native-win</id>
diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 972ff529adc..47c27382658 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -1187,6 +1187,8 @@ Release 2.8.0 - UNRELEASED
     HDFS-8941. DistributedFileSystem listCorruptFileBlocks API should
     resolve relative path. (Rakesh R via wang)
 
+    HDFS-9215. Suppress the RAT warnings in hdfs-native-client module. (wheat9)
+
 Release 2.7.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES
diff --git a/hadoop-hdfs-project/hadoop-hdfs/pom.xml b/hadoop-hdfs-project/hadoop-hdfs/pom.xml
index 9da6cce8535..2da1f51180f 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/pom.xml
+++ b/hadoop-hdfs-project/hadoop-hdfs/pom.xml
@@ -375,16 +375,12 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
             <exclude>dev-support/checkstyle*</exclude>
             <exclude>dev-support/jdiff/**</exclude>
             <exclude>dev-support/*tests</exclude>
-            <exclude>src/main/native/*</exclude>
-            <exclude>src/main/native/config/*</exclude>
-            <exclude>src/main/native/m4/*</exclude>
             <exclude>src/test/empty-file</exclude>
             <exclude>src/test/all-tests</exclude>
             <exclude>src/test/resources/*.tgz</exclude>
             <exclude>src/test/resources/data*</exclude>
             <exclude>src/test/resources/editsStored*</exclude>
             <exclude>src/test/resources/empty-file</exclude>
-            <exclude>src/main/native/util/tree.h</exclude>
             <exclude>src/test/aop/org/apache/hadoop/hdfs/server/datanode/DataXceiverAspects.aj</exclude>
             <exclude>src/main/webapps/datanode/robots.txt</exclude>
             <exclude>src/main/docs/releasenotes.html</exclude>