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------------------------------------------------------------
revno: 2630.4.32
committer: Dmitry Lenev <dlenev@mysql.com>
branch nick: mysql-6.0-3726-w2
timestamp: Thu 2008-06-19 16:39:58 +0400
message:
  WL#3726 "DDL locking for all metadata objects".

  After-review fixes in progress.

  Ensure that metadata locking subsystem properly handles
  out-of-memory conditions. Clarified MDL interface by
  separating release of locks and removal of lock requests
  from the context.
This commit is contained in:
Konstantin Osipov 2009-12-02 19:15:40 +03:00
commit 0a49fd92d9
8 changed files with 198 additions and 83 deletions
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1
sql/sql_handler.cc
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@ -150,6 +150,7 @@ static void mysql_ha_close_table(THD *thd, TABLE_LIST *tables)
}
pthread_mutex_unlock(&LOCK_open);
mdl_release_lock(&thd->handler_mdl_context, mdl_lock_data);
mdl_remove_lock(&thd->handler_mdl_context, mdl_lock_data);
}
else if (tables->table)
{