Author: cutting
Date: Tue May 15 13:52:47 2007
New Revision: 538314
URL: http://svn.apache.org/viewvc?view=rev&rev=538314
Log:
HADOOP-1205. Improve synchronization around HDFS block map. Contributed by
Hairong.
Modified:
lucene/hadoop/trunk/CHANGES.txt
lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java
Modified: lucene/hadoop/trunk/CHANGES.txt
URL:
http://svn.apache.org/viewvc/lucene/hadoop/trunk/CHANGES.txt?view=diff&rev=538314&r1=538313&r2=538314
==============================================================================
--- lucene/hadoop/trunk/CHANGES.txt (original)
+++ lucene/hadoop/trunk/CHANGES.txt Tue May 15 13:52:47 2007
@@ -392,6 +392,9 @@
112. HADOOP-1345. Fix HDFS to correctly retry another replica when a
checksum error is encountered. (Hairong Kuang via cutting)
+113. HADOOP-1205. Improve synchronization around HDFS block map.
+ (Hairong Kuang via cutting)
+
Release 0.12.3 - 2007-04-06
Modified: lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java
URL:
http://svn.apache.org/viewvc/lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java?view=diff&rev=538314&r1=538313&r2=538314
==============================================================================
--- lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java
(original)
+++ lucene/hadoop/trunk/src/java/org/apache/hadoop/dfs/FSNamesystem.java Tue
May 15 13:52:47 2007
@@ -433,7 +433,7 @@
* The client should choose one of the machines from the machineArray
* at random.
*/
- public Object[] open(String clientMachine, UTF8 src) {
+ synchronized public Object[] open(String clientMachine, UTF8 src) {
Object results[] = null;
Block blocks[] = dir.getFile(src);
if (blocks != null) {
