From 408a9eb8a303e9f0db5eecaa77c30f28ff521d07 Mon Sep 17 00:00:00 2001
From: tedyu <yuzhihong@gmail.com>
Date: Tue, 11 Oct 2016 12:50:05 -0700
Subject: [PATCH] HBASE-16803 Make hbase:acl table unsplittable

---
 .../hadoop/hbase/security/access/AccessControlLists.java       | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessControlLists.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessControlLists.java
index 50d575ebae3..b20c110b447 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessControlLists.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/security/access/AccessControlLists.java
@@ -62,6 +62,7 @@ import org.apache.hadoop.hbase.master.MasterServices;
 import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
 import org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos;
 import org.apache.hadoop.hbase.regionserver.BloomType;
+import org.apache.hadoop.hbase.regionserver.DisabledRegionSplitPolicy;
 import org.apache.hadoop.hbase.regionserver.InternalScanner;
 import org.apache.hadoop.hbase.regionserver.Region;
 import org.apache.hadoop.hbase.security.User;
@@ -136,6 +137,8 @@ public class AccessControlLists {
         // Set cache data blocks in L1 if more than one cache tier deployed; e.g. this will
         // be the case if we are using CombinedBlockCache (Bucket Cache).
         .setCacheDataInL1(true));
+    ACL_TABLEDESC.setValue(HTableDescriptor.SPLIT_POLICY,
+        DisabledRegionSplitPolicy.class.getName());
     master.createSystemTable(ACL_TABLEDESC);
   }