Repository: hbase
Updated Branches:
  refs/heads/branch-2.0 5e06b80e7 -> 66489b504


HBASE-21050 Exclusive lock may be held by a SUCCESS state procedure forever

Signed-off-by: Michael Stack <[email protected]>
Signed-off-by: zhangduo <[email protected]>


Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/66489b50
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/66489b50
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/66489b50

Branch: refs/heads/branch-2.0
Commit: 66489b50432df57c77a87e252d30f578adbf0fc8
Parents: 5e06b80
Author: Allan Yang <[email protected]>
Authored: Wed Aug 15 15:36:31 2018 -0700
Committer: Michael Stack <[email protected]>
Committed: Wed Aug 15 15:38:20 2018 -0700

----------------------------------------------------------------------
 .../main/java/org/apache/hadoop/hbase/procedure2/Procedure.java | 5 +++++
 1 file changed, 5 insertions(+)
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http://git-wip-us.apache.org/repos/asf/hbase/blob/66489b50/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/Procedure.java
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diff --git 
a/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/Procedure.java
 
b/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/Procedure.java
index 58757bb..83a91fd 100644
--- 
a/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/Procedure.java
+++ 
b/hbase-procedure/src/main/java/org/apache/hadoop/hbase/procedure2/Procedure.java
@@ -895,6 +895,11 @@ public abstract class Procedure<TEnvironment> implements 
Comparable<Procedure<TE
       return;
     }
 
+    if (isFinished()) {
+      LOG.debug("{} is already finished, skip acquiring lock.", this);
+      return;
+    }
+
     LOG.debug("{} held the lock before restarting, call acquireLock to restore 
it.", this);
     LockState state = acquireLock(env);
     assert state == LockState.LOCK_ACQUIRED;

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