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/***************************************************************************** Copyright (c) 2011, 2023, Oracle and/or its affiliates. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, version 2.0, as published by the Free Software Foundation. This program is also distributed with certain software (including but not limited to OpenSSL) that is licensed under separate terms, as designated in a particular file or component or in included license documentation. The authors of MySQL hereby grant you an additional permission to link the program and your derivative works with the separately licensed software that they have included with MySQL. 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, version 2.0, 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., 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA *****************************************************************************/ /**************************************************//** @file buf/buf0dump.h Implements a buffer pool dump/load. Created April 08, 2011 Vasil Dimov *******************************************************/ #ifndef buf0dump_h #define buf0dump_h #include "univ.i" /*****************************************************************//** Wakes up the buffer pool dump/load thread and instructs it to start a dump. This function is called by MySQL code via buffer_pool_dump_now() and it should return immediately because the whole MySQL is frozen during its execution. */ void buf_dump_start(); /*============*/ /*****************************************************************//** Wakes up the buffer pool dump/load thread and instructs it to start a load. This function is called by MySQL code via buffer_pool_load_now() and it should return immediately because the whole MySQL is frozen during its execution. */ void buf_load_start(); /*============*/ /*****************************************************************//** Aborts a currently running buffer pool load. This function is called by MySQL code via buffer_pool_load_abort() and it should return immediately because the whole MySQL is frozen during its execution. */ void buf_load_abort(); /*============*/ /*****************************************************************//** This is the main thread for buffer pool dump/load. It waits for an event and when waked up either performs a dump or load and sleeps again. @return this function does not return, it calls os_thread_exit() */ extern "C" os_thread_ret_t DECLARE_THREAD(buf_dump_thread)( /*============================*/ void* arg); /*!< in: a dummy parameter required by os_thread_create */ #endif /* buf0dump_h */