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-rw-r--r--sql/transaction.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/sql/transaction.cc b/sql/transaction.cc
index 1c2820200d1..13614d36a73 100644
--- a/sql/transaction.cc
+++ b/sql/transaction.cc
@@ -963,7 +963,7 @@ bool trans_xa_commit(THD *thd)
We allow FLUSHer to COMMIT; we assume FLUSHer knows what it does.
*/
- mdl_request.init(MDL_key::COMMIT, "", "", MDL_INTENTION_EXCLUSIVE,
+ mdl_request.init(MDL_key::BACKUP, "", "", MDL_BACKUP_COMMIT,
MDL_TRANSACTION);
if (thd->mdl_context.acquire_lock(&mdl_request,