in behavior in InnoDB. The change in behavior was introduced by this
changeset:

  ------------------------------------------------------------
  revno: 3370
  revision-id: vasil.dimov@oracle.com-20100331130613-8ja7n0vh36a80457
  parent: vasil.dimov@oracle.com-20100331130440-l0y517y3mjsjqy4v
  parent: vasil.dimov@oracle.com-20100331113119-2kbgkaz1d426a43c
  committer: Vasil Dimov <vasil.dimov@oracle.com>
  branch nick: mysql-5.1-innodb
  timestamp: Wed 2010-03-31 16:06:13 +0300
  message:
    Merge from innodb-branches-5.1
      ------------------------------------------------------------
      revno: 0.1.819
      revision-id: vasil.dimov@oracle.com-20100331113119-2kbgkaz1d426a43c
      parent: vasil.dimov@oracle.com-20100331064722-9rc3wypzmer7d6jj
      parent: svn-v4:cee13dc7-1704-0410-992b-c9b4543f1246:branches/5.1:6918
      committer: Vasil Dimov <vasil.dimov@oracle.com>
      branch nick: innodb-branches-5.1
      timestamp: Wed 2010-03-31 14:31:19 +0300
      message:
        Merge from SVN
          ------------------------------------------------------------
          revno: 0.2.1
          revision-id: svn-v4:cee13dc7-1704-0410-992b-c9b4543f1246:branches/5.1:6918
          parent: svn-v4:cee13dc7-1704-0410-992b-c9b4543f1246:branches/5.1:6912
          committer: mmakela
          timestamp: Wed 2010-03-31 07:14:51 +0000
          message:
            branches/5.1: Obey KILL during a lock wait (Bug #51920).
  
            srv_suspend_mysql_thread(), srv_lock_timeout_and_monitor_thread():
            Check trx_is_interrupted() in addition to checking the lock wait timeout.
  
            rb://279 approved by Sunny Bains