diff options
Diffstat (limited to 'sql/sql_class.cc')
-rw-r--r-- | sql/sql_class.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sql/sql_class.cc b/sql/sql_class.cc index 224bded2026..51ac3e42cd9 100644 --- a/sql/sql_class.cc +++ b/sql/sql_class.cc @@ -4983,11 +4983,13 @@ thd_need_ordering_with(const MYSQL_THD thd, const MYSQL_THD other_thd) #ifdef WITH_WSREP /* wsrep applier, replayer and TOI processing threads are ordered by replication provider, relaxed GAP locking protocol can be used - between high priority wsrep threads + between high priority wsrep threads. Note that this function + is called while holding lock_sys mutex, therefore we can't + use THD::LOCK_thd_data mutex below to follow mutex ordering rules. */ if (WSREP_ON && wsrep_thd_is_BF(const_cast<THD *>(thd), false) && - wsrep_thd_is_BF(const_cast<THD *>(other_thd), true)) + wsrep_thd_is_BF(const_cast<THD *>(other_thd), false)) return 0; #endif /* WITH_WSREP */ rgi= thd->rgi_slave; |