Merge mysql-5.1 -> mysql-5.5

mysql-test/suite/innodb/t/innodb_bug34300.test

@@ -9,6 +9,7 @@
 -- disable_result_log
 
 call mtr.add_suppression("InnoDB: Warning: a long semaphore wait:");
+call mtr.add_suppression("the age of the last checkpoint is");
 
 # set packet size and reconnect 
 let $max_packet=`select @@global.max_allowed_packet`;