Merge perch.ndb.mysql.com:/home/jonas/src/mysql-5.0

into  perch.ndb.mysql.com:/home/jonas/src/mysql-5.0-ndb

ndb/src/kernel/blocks/dblqh/DblqhMain.cpp

@@ -14622,6 +14622,8 @@ void Dblqh::execSr(Signal* signal)
   LogFileRecordPtr nextLogFilePtr;
   LogPageRecordPtr tmpLogPagePtr;
   Uint32 logWord;
+  Uint32 line;
+  const char * crash_msg = 0;
 
   jamEntry();
   logPartPtr.i = signal->theData[0];
@@ -14832,8 +14834,14 @@ void Dblqh::execSr(Signal* signal)
 /* PLACE THAN IN THE FIRST PAGE OF A NEW FILE IN THE FIRST POSITION AFTER THE*/
 /* HEADER.                                                                   */
 /*---------------------------------------------------------------------------*/
-      ndbrequire(logPagePtr.p->logPageWord[ZCURR_PAGE_INDEX] == 
-	  (ZPAGE_HEADER_SIZE + ZPOS_NO_FD));
+      if (unlikely(logPagePtr.p->logPageWord[ZCURR_PAGE_INDEX] != 
+		   (ZPAGE_HEADER_SIZE + ZPOS_NO_FD)))
+      {
+	line = __LINE__;
+	logWord = logPagePtr.p->logPageWord[ZCURR_PAGE_INDEX];
+	crash_msg = "ZFD_TYPE at incorrect position!";
+	goto crash;
+      }
       {
         Uint32 noFdDescriptors = 
 	  logPagePtr.p->logPageWord[ZPAGE_HEADER_SIZE + ZPOS_NO_FD];
@@ -14870,19 +14878,10 @@ void Dblqh::execSr(Signal* signal)
 /*---------------------------------------------------------------------------*/
 /* SEND A SIGNAL TO THE SIGNAL LOG AND THEN CRASH THE SYSTEM.                */
 /*---------------------------------------------------------------------------*/
-          signal->theData[0] = RNIL;
-          signal->theData[1] = logPartPtr.i;
-	  Uint32 tmp = logFilePtr.p->fileName[3];
-	  tmp = (tmp >> 8) & 0xff;// To get the Directory, DXX.
-	  signal->theData[2] = tmp;
-          signal->theData[3] = logFilePtr.p->fileNo;
-          signal->theData[4] = logFilePtr.p->currentFilepage;
-          signal->theData[5] = logFilePtr.p->currentMbyte;
-          signal->theData[6] = logPagePtr.p->logPageWord[ZCURR_PAGE_INDEX];
-	  signal->theData[7] = ~0;
-	  signal->theData[8] = __LINE__;
-          sendSignal(cownref, GSN_DEBUG_SIG, signal, 9, JBA);
-          return;
+	  line = __LINE__;
+	  logWord = ZNEXT_MBYTE_TYPE;
+	  crash_msg = "end of log wo/ having found last GCI";
+	  goto crash;
         }//if
       }//if
 /*---------------------------------------------------------------------------*/
@@ -14937,6 +14936,19 @@ void Dblqh::execSr(Signal* signal)
 /*---------------------------------------------------------------------------*/
 /* SEND A SIGNAL TO THE SIGNAL LOG AND THEN CRASH THE SYSTEM.                */
 /*---------------------------------------------------------------------------*/
+      line = __LINE__;
+      crash_msg = "Invalid logword";
+      goto crash;
+      break;
+    }//switch
+/*---------------------------------------------------------------------------*/
+// We continue to execute log records until we find a proper one to execute or
+// that we reach a new page.
+/*---------------------------------------------------------------------------*/
+  } while (1);
+  return;
+  
+crash:
   signal->theData[0] = RNIL;
   signal->theData[1] = logPartPtr.i;
   Uint32 tmp = logFilePtr.p->fileName[3];
@@ -14947,16 +14959,22 @@ void Dblqh::execSr(Signal* signal)
   signal->theData[5] = logFilePtr.p->currentFilepage;
   signal->theData[6] = logPagePtr.p->logPageWord[ZCURR_PAGE_INDEX];
   signal->theData[7] = logWord;
-      signal->theData[8] = __LINE__;
-      sendSignal(cownref, GSN_DEBUG_SIG, signal, 9, JBA);
-      return;
-      break;
-    }//switch
-/*---------------------------------------------------------------------------*/
-// We continue to execute log records until we find a proper one to execute or
-// that we reach a new page.
-/*---------------------------------------------------------------------------*/
-  } while (1);
+  signal->theData[8] = line;
+  
+  char buf[255];
+  BaseString::snprintf(buf, sizeof(buf), 
+		       "Error while reading REDO log. from %d\n"
+		       "D=%d, F=%d Mb=%d FP=%d W1=%d W2=%d : %s",
+		       signal->theData[8],
+		       signal->theData[2], 
+		       signal->theData[3], 
+		       signal->theData[4],
+		       signal->theData[5], 
+		       signal->theData[6], 
+		       signal->theData[7],
+		       crash_msg ? crash_msg : "");
+  
+  progError(__LINE__, NDBD_EXIT_SR_REDOLOG, buf);  
 }//Dblqh::execSr()
 
 /*---------------------------------------------------------------------------*/
@@ -14972,8 +14990,8 @@ void Dblqh::execDEBUG_SIG(Signal* signal)
   UintR tdebug;
 
   jamEntry();
-  logPagePtr.i = signal->theData[0];
-  tdebug = logPagePtr.p->logPageWord[0];
+  //logPagePtr.i = signal->theData[0];
+  //tdebug = logPagePtr.p->logPageWord[0];
 
   char buf[100];
   BaseString::snprintf(buf, 100, 

ndb/src/ndbapi/NdbScanOperation.cpp

@@ -476,6 +476,8 @@ int NdbScanOperation::nextResultImpl(bool fetchAllowed, bool forceSend)
     idx = m_current_api_receiver;
     last = m_api_receivers_count;
 
+    Uint32 timeout = tp->m_waitfor_timeout;
+      
     do {
       if(theError.code){
 	setErrorCode(theError.code);
@@ -502,7 +504,7 @@ int NdbScanOperation::nextResultImpl(bool fetchAllowed, bool forceSend)
 	 */
 	theNdb->theImpl->theWaiter.m_node = nodeId;
 	theNdb->theImpl->theWaiter.m_state = WAIT_SCAN;
-	int return_code = theNdb->receiveResponse(WAITFOR_SCAN_TIMEOUT);
+	int return_code = theNdb->receiveResponse(3*timeout);
 	if (return_code == 0 && seq == tp->getNodeSequence(nodeId)) {
 	  continue;
 	} else {
@@ -1365,6 +1367,7 @@ NdbIndexScanOperation::next_result_ordered(bool fetchAllowed,
 	return -1;
       Uint32 seq = theNdbCon->theNodeSequence;
       Uint32 nodeId = theNdbCon->theDBnode;
+      Uint32 timeout = tp->m_waitfor_timeout;
       if(seq == tp->getNodeSequence(nodeId) &&
 	 !send_next_scan_ordered(s_idx, forceSend)){
 	Uint32 tmp = m_sent_receivers_count;
@@ -1372,7 +1375,7 @@ NdbIndexScanOperation::next_result_ordered(bool fetchAllowed,
 	while(m_sent_receivers_count > 0 && !theError.code){
 	  theNdb->theImpl->theWaiter.m_node = nodeId;
 	  theNdb->theImpl->theWaiter.m_state = WAIT_SCAN;
-	  int return_code = theNdb->receiveResponse(WAITFOR_SCAN_TIMEOUT);
+	  int return_code = theNdb->receiveResponse(3*timeout);
 	  if (return_code == 0 && seq == tp->getNodeSequence(nodeId)) {
 	    continue;
 	  }
@@ -1513,6 +1516,8 @@ NdbScanOperation::close_impl(TransporterFacade* tp, bool forceSend){
     return -1;
   }
   
+  Uint32 timeout = tp->m_waitfor_timeout;
+
   /**
    * Wait for outstanding
    */
@@ -1520,7 +1525,7 @@ NdbScanOperation::close_impl(TransporterFacade* tp, bool forceSend){
   {
     theNdb->theImpl->theWaiter.m_node = nodeId;
     theNdb->theImpl->theWaiter.m_state = WAIT_SCAN;
-    int return_code = theNdb->receiveResponse(WAITFOR_SCAN_TIMEOUT);
+    int return_code = theNdb->receiveResponse(3*timeout);
     switch(return_code){
     case 0:
       break;
@@ -1590,7 +1595,7 @@ NdbScanOperation::close_impl(TransporterFacade* tp, bool forceSend){
   {
     theNdb->theImpl->theWaiter.m_node = nodeId;
     theNdb->theImpl->theWaiter.m_state = WAIT_SCAN;
-    int return_code = theNdb->receiveResponse(WAITFOR_SCAN_TIMEOUT);
+    int return_code = theNdb->receiveResponse(3*timeout);
     switch(return_code){
     case 0:
       break;

sql/log.cc

@@ -723,13 +723,18 @@ shutdown the MySQL server and restart it.", name, errno);
 int MYSQL_LOG::get_current_log(LOG_INFO* linfo)
 {
   pthread_mutex_lock(&LOCK_log);
+  int ret = raw_get_current_log(linfo);
+  pthread_mutex_unlock(&LOCK_log);
+  return ret;
+}
+
+int MYSQL_LOG::raw_get_current_log(LOG_INFO* linfo)
+{
   strmake(linfo->log_file_name, log_file_name, sizeof(linfo->log_file_name)-1);
   linfo->pos = my_b_tell(&log_file);
-  pthread_mutex_unlock(&LOCK_log);
   return 0;
 }
 
-
 /*
   Move all data up in a file in an filename index file
 

sql/sql_class.h

@@ -342,6 +342,7 @@ public:
 		   bool need_mutex);
   int find_next_log(LOG_INFO* linfo, bool need_mutex);
   int get_current_log(LOG_INFO* linfo);
+  int raw_get_current_log(LOG_INFO* linfo);
   uint next_file_id();
   inline bool is_open() { return log_type != LOG_CLOSED; }
   inline char* get_index_fname() { return index_file_name;}

sql/sql_repl.cc

@@ -1494,10 +1494,14 @@ bool show_binlogs(THD* thd)
   if (protocol->send_fields(&field_list,
                             Protocol::SEND_NUM_ROWS | Protocol::SEND_EOF))
     DBUG_RETURN(TRUE);
+  
+  pthread_mutex_lock(mysql_bin_log.get_log_lock());
   mysql_bin_log.lock_index();
   index_file=mysql_bin_log.get_index_file();
   
-  mysql_bin_log.get_current_log(&cur);
+  mysql_bin_log.raw_get_current_log(&cur); // dont take mutex
+  pthread_mutex_unlock(mysql_bin_log.get_log_lock()); // lockdep, OK
+  
   cur_dir_len= dirname_length(cur.log_file_name);
 
   reinit_io_cache(index_file, READ_CACHE, (my_off_t) 0, 0, 0);