HADOOP-4597. Merge -r 712032:712032 from trunk to branch 0.18.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/core/branches/branch-0.18@712039 13f79535-47bb-0310-9956-ffa450edef68

CHANGES.txt

@@ -5,6 +5,8 @@ Release 0.18.3 - Unreleased
   BUG FIXES
 
     HADOOP-4499. DFSClient should invoke checksumOk only once. (Raghu Angadi)
+    HADOOP-4597. Calculate mis-replicated blocks when safe-mode is turned
+    off manually. (shv)
 
 Release 0.18.2 - 2008-11-03
 

src/hdfs/org/apache/hadoop/dfs/FSNamesystem.java

@@ -4024,7 +4024,7 @@ class FSNamesystem implements FSConstants, FSNamesystemMBean {
       checkSuperuserPrivilege();
       switch(action) {
       case SAFEMODE_LEAVE: // leave safe mode
-        leaveSafeMode(false, false);
+        leaveSafeMode(false, true);
         break;
       case SAFEMODE_ENTER: // enter safe mode
         enterSafeMode();