diff options
Diffstat (limited to 'sql/rpl_mi.cc')
| -rw-r--r-- | sql/rpl_mi.cc | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/sql/rpl_mi.cc b/sql/rpl_mi.cc index 7b438b3efbe..b9aea39e547 100644 --- a/sql/rpl_mi.cc +++ b/sql/rpl_mi.cc @@ -1,5 +1,5 @@ /* Copyright (c) 2006, 2017, Oracle and/or its affiliates. - Copyright (c) 2010, 2017, MariaDB Corporation + Copyright (c) 2010, 2022, MariaDB Corporation. 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 @@ -43,8 +43,7 @@ Master_info::Master_info(LEX_CSTRING *connection_name_arg, gtid_reconnect_event_skip_count(0), gtid_event_seen(false), in_start_all_slaves(0), in_stop_all_slaves(0), in_flush_all_relay_logs(0), users(0), killed(0), - total_ddl_groups(0), total_non_trans_groups(0), total_trans_groups(0), - do_accept_own_server_id(false) + total_ddl_groups(0), total_non_trans_groups(0), total_trans_groups(0) { char *tmp; host[0] = 0; user[0] = 0; password[0] = 0; @@ -86,6 +85,14 @@ Master_info::Master_info(LEX_CSTRING *connection_name_arg, mysql_mutex_init(key_master_info_data_lock, &data_lock, MY_MUTEX_INIT_FAST); mysql_mutex_init(key_master_info_start_stop_lock, &start_stop_lock, MY_MUTEX_INIT_SLOW); + /* + start_alter_lock will protect individual start_alter_info while + start_alter_list_lock is for list insertion and deletion operations + */ + mysql_mutex_init(key_master_info_start_alter_lock, &start_alter_lock, + MY_MUTEX_INIT_FAST); + mysql_mutex_init(key_master_info_start_alter_list_lock, &start_alter_list_lock, + MY_MUTEX_INIT_FAST); mysql_mutex_setflags(&run_lock, MYF_NO_DEADLOCK_DETECTION); mysql_mutex_setflags(&data_lock, MYF_NO_DEADLOCK_DETECTION); mysql_mutex_init(key_master_info_sleep_lock, &sleep_lock, MY_MUTEX_INIT_FAST); @@ -93,6 +100,7 @@ Master_info::Master_info(LEX_CSTRING *connection_name_arg, mysql_cond_init(key_master_info_start_cond, &start_cond, NULL); mysql_cond_init(key_master_info_stop_cond, &stop_cond, NULL); mysql_cond_init(key_master_info_sleep_cond, &sleep_cond, NULL); + init_sql_alloc(PSI_INSTRUMENT_ME, &mem_root, MEM_ROOT_BLOCK_SIZE, 0, MYF(0)); } @@ -122,10 +130,13 @@ Master_info::~Master_info() mysql_mutex_destroy(&data_lock); mysql_mutex_destroy(&sleep_lock); mysql_mutex_destroy(&start_stop_lock); + mysql_mutex_destroy(&start_alter_lock); + mysql_mutex_destroy(&start_alter_list_lock); mysql_cond_destroy(&data_cond); mysql_cond_destroy(&start_cond); mysql_cond_destroy(&stop_cond); mysql_cond_destroy(&sleep_cond); + free_root(&mem_root, MYF(0)); } /** |