ndb - replication bug fix

Fix gci reply on TC_COMMITREQ
  (prefered way of mysqld)

ndb/include/kernel/signaldata/TcCommit.hpp

@@ -36,7 +36,7 @@ class TcCommitConf {
   friend class NdbTransaction;
 
 public:
-  STATIC_CONST( SignalLength = 3 );
+  STATIC_CONST( SignalLength = 4 );
 private:
 
   /**
@@ -49,6 +49,7 @@ private:
   
   Uint32 transId1;
   Uint32 transId2;
+  Uint32 gci;
 };
 
 class TcCommitRef {

ndb/src/kernel/blocks/dbtc/DbtcMain.cpp

@@ -4688,8 +4688,9 @@ void Dbtc::sendApiCommit(Signal* signal)
     }
     commitConf->transId1 = regApiPtr->transid[0];
     commitConf->transId2 = regApiPtr->transid[1];
-    
-    sendSignal(regApiPtr->ndbapiBlockref, GSN_TC_COMMITCONF, signal, 3, JBB);
+    commitConf->gci = regApiPtr->globalcheckpointid;
+    sendSignal(regApiPtr->ndbapiBlockref, GSN_TC_COMMITCONF, signal, 
+	       TcCommitConf::SignalLength, JBB);
   } else if (regApiPtr->returnsignal == RS_NO_RETURN) {
     jam();
   } else {
@@ -5382,8 +5383,9 @@ void Dbtc::execTC_COMMITREQ(Signal* signal)
         commitConf->apiConnectPtr = apiConnectPtr;
         commitConf->transId1 = transId1;
         commitConf->transId2 = transId2;
-        
-        sendSignal(apiBlockRef, GSN_TC_COMMITCONF, signal, 3, JBB);
+        commitConf->gci = 0;
+        sendSignal(apiBlockRef, GSN_TC_COMMITCONF, signal, 
+		   TcCommitConf::SignalLength, JBB);
         
         regApiPtr->returnsignal = RS_NO_RETURN;
         releaseAbortResources(signal);

ndb/src/ndbapi/NdbTransaction.cpp

@@ -1490,6 +1490,7 @@ NdbTransaction::receiveTC_COMMITCONF(const TcCommitConf * commitConf)
   if(checkState_TransId(&commitConf->transId1)){
     theCommitStatus = Committed;
     theCompletionStatus = CompletedSuccess;
+    theGlobalCheckpointId = commitConf->gci;
     return 0;
   } else {
 #ifdef NDB_NO_DROPPED_SIGNAL