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authorSergei Golubchik <sergii@pisem.net>2010-11-25 18:17:28 +0100
committerSergei Golubchik <sergii@pisem.net>2010-11-25 18:17:28 +0100
commit65ca700def99289cc31a7040537f5aa6e12bf485 (patch)
tree97b3a07299b626c519da0e80c122b5b79b933914 /sql/event_scheduler.cc
parent2ab57de38d13d927ddff2d51aed4af34e13998f5 (diff)
parent6e5bcca7935d3c62f84bb640e5357664a210ee12 (diff)
downloadmariadb-git-65ca700def99289cc31a7040537f5aa6e12bf485.tar.gz
merge.
checkpoint. does not compile.
Diffstat (limited to 'sql/event_scheduler.cc')
-rw-r--r--sql/event_scheduler.cc8
1 files changed, 8 insertions, 0 deletions
diff --git a/sql/event_scheduler.cc b/sql/event_scheduler.cc
index aa4d376d86e..bf16ddcb05a 100644
--- a/sql/event_scheduler.cc
+++ b/sql/event_scheduler.cc
@@ -349,6 +349,14 @@ Event_scheduler::Event_scheduler(Event_queue *queue_arg)
mysql_mutex_init(key_event_scheduler_LOCK_scheduler_state,
&LOCK_scheduler_state, MY_MUTEX_INIT_FAST);
mysql_cond_init(key_event_scheduler_COND_state, &COND_state, NULL);
+
+#ifdef SAFE_MUTEX
+ /* Ensure right mutex order */
+ mysql_mutex_lock(&LOCK_scheduler_state);
+ mysql_mutex_lock(&LOCK_global_system_variables);
+ mysql_mutex_unlock(&LOCK_global_system_variables);
+ mysql_mutex_unlock(&LOCK_scheduler_state);
+#endif
}