From d2dad744215fd028405f5b57abcd002915827787 Mon Sep 17 00:00:00 2001
From: Colin Patrick Mccabe <cmccabe@cloudera.com>
Date: Tue, 17 Mar 2015 10:47:21 -0700
Subject: [PATCH] HDFS-7940. Add tracing to DFSClient#setQuotaByStorageType
 (Rakesh R via Colin P. McCabe)

(cherry picked from commit d8846707c58c5c3ec542128df13a82ddc05fb347)
(cherry picked from commit 455d4aa8a12920fccad1bcde715f6fb6d9a63561)
---
 hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt                    | 3 +++
 .../src/main/java/org/apache/hadoop/hdfs/DFSClient.java        | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index 3f5da9b5333..2aff3b39681 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -434,6 +434,9 @@ Release 2.7.0 - UNRELEASED
     HDFS-2605. Remove redundant "Release 0.21.1" section from CHANGES.txt.
     (Allen Wittenauer via shv)
 
+    HDFS-7940. Add tracing to DFSClient#setQuotaByStorageType (Rakesh R via
+    Colin P. McCabe)
+
   OPTIMIZATIONS
 
     HDFS-7454. Reduce memory footprint for AclEntries in NameNode.
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
index 3336077b13f..658cccfca94 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
@@ -3088,6 +3088,7 @@ public class DFSClient implements java.io.Closeable, RemotePeerFactory,
       throw new IllegalArgumentException("Don't support Quota for storage type : "
         + type.toString());
     }
+    TraceScope scope = getPathTraceScope("setQuotaByStorageType", src);
     try {
       namenode.setQuota(src, HdfsConstants.QUOTA_DONT_SET, quota, type);
     } catch (RemoteException re) {
@@ -3096,6 +3097,8 @@ public class DFSClient implements java.io.Closeable, RemotePeerFactory,
         QuotaByStorageTypeExceededException.class,
         UnresolvedPathException.class,
         SnapshotAccessControlException.class);
+    } finally {
+      scope.close();
     }
   }
   /**