Merge mysql.com:/usr_rh9/home/elkin.rh9/MySQL/BARE/5.0

into  mysql.com:/usr_rh9/home/elkin.rh9/MySQL/Merge/5.1

mysql-test/include/get_binlog_dump_thread_id.inc

@@ -3,9 +3,7 @@
 drop table if exists t999;
 --enable_warnings
 create temporary table t999 (f int);
-### --replace_result $MYSQL_TEST_DIR "."  #failed on solaris etc bug#18906
---disable_query_log
+--replace_result $MYSQLTEST_VARDIR "."
 eval LOAD DATA INFILE "$MYSQLTEST_VARDIR/tmp/bl_dump_thread_id" into table t999;
---enable_query_log
 let $id = `select f from t999`;
 drop table t999;

mysql-test/r/rpl_temporary.result

@@ -78,6 +78,7 @@ create temporary table t4 (f int);
 create table t5 (f int);
 drop table if exists t999;
 create temporary table t999 (f int);
+LOAD DATA INFILE "./tmp/bl_dump_thread_id" into table t999;
 drop table t999;
 insert into t4 values (1);
 kill `select id from information_schema.processlist where command='Binlog Dump'`;

sql/log.cc

@@ -3122,7 +3122,11 @@ bool MYSQL_LOG::write(THD *thd, IO_CACHE *cache, Log_event *commit_event)
       rotate binlog, if necessary.
     */
     if (commit_event->get_type_code() == XID_EVENT)
-      thread_safe_increment(prepared_xids, &LOCK_prep_xids);
+    {
+      pthread_mutex_lock(&LOCK_prep_xids);
+      prepared_xids++;
+      pthread_mutex_unlock(&LOCK_prep_xids);
+    }
     else
       rotate_and_purge(RP_LOCK_LOG_IS_ALREADY_LOCKED);
   }