mutexes.hpp
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上传日期:2022-05-23
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- /* Copyright (C) 2003 MySQL AB
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #ifndef KERNEL_MUTEXES_HPP
- #define KERNEL_MUTEXES_HPP
- #include <ndb_types.h>
- /**
- * This mutex is used by:
- * DIH - before sending START_LCP to all participants
- * DICT - before commiting a CREATE TABLE
- * BACKUP - before sending DEFINE_BACKUP
- */
- #define DIH_START_LCP_MUTEX 0
- #define DICT_COMMIT_TABLE_MUTEX 0
- /**
- * This mutex is used by
- * DIH - before switching primary replica
- * BACKUP - before sending DEFINE_BACKUP
- */
- #define DIH_SWITCH_PRIMARY_MUTEX 1
- #define BACKUP_DEFINE_MUTEX 1
- #endif