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gabota pushed a commit to branch branch-3.1.4
in repository https://gitbox.apache.org/repos/asf/hadoop.git


The following commit(s) were added to refs/heads/branch-3.1.4 by this push:
     new 9dd1aa0  YARN-10347. Fix double locking in 
CapacityScheduler#reinitialize in branch-3.1.
9dd1aa0 is described below

commit 9dd1aa09844bc8354df3d94b67f13416339110f6
Author: Masatake Iwasaki <iwasak...@apache.org>
AuthorDate: Wed Jul 8 23:22:47 2020 +0900

    YARN-10347. Fix double locking in CapacityScheduler#reinitialize in 
branch-3.1.
    
    (cherry picked from commit 4fa8055aa4624b4073b95c89e4c3a58e8d8117a0)
---
 .../server/resourcemanager/scheduler/capacity/CapacityScheduler.java     | 1 -
 1 file changed, 1 deletion(-)

diff --git 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
index 40f575d..9f9ab7c 100644
--- 
a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
+++ 
b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
@@ -434,7 +434,6 @@ public class CapacityScheduler extends
          boolean validation) throws IOException {
     writeLock.lock();
     try {
-      writeLock.lock();
       Configuration configuration = new Configuration(newConf);
       CapacitySchedulerConfiguration oldConf = this.conf;
       if (validation) {


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