From da1ea2530fa61c53a99770e10889023c474fb4ef Mon Sep 17 00:00:00 2001
From: Yiqun Lin <yqlin@apache.org>
Date: Mon, 7 Dec 2020 18:52:12 +0800
Subject: [PATCH] HDFS-15660. StorageTypeProto is not compatiable between 3.x
 and 2.6. Contributed by Ryan Wu.

---
 .../hadoop-hdfs-client/src/main/proto/hdfs.proto                | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/proto/hdfs.proto b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/proto/hdfs.proto
index 5ae58cfddad..08fce715606 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-client/src/main/proto/hdfs.proto
+++ b/hadoop-hdfs-project/hadoop-hdfs-client/src/main/proto/hdfs.proto
@@ -198,7 +198,7 @@ message StorageTypeQuotaInfosProto {
 }
 
 message StorageTypeQuotaInfoProto {
-  required StorageTypeProto type = 1;
+  optional StorageTypeProto type = 1 [default = DISK];
   required uint64 quota = 2;
   required uint64 consumed = 3;
 }