potiuk commented on code in PR #42082:
URL: https://github.com/apache/airflow/pull/42082#discussion_r1798660611


##########
airflow/models/taskinstance.py:
##########
@@ -1760,16 +1758,16 @@ def _handle_reschedule(
     ti.end_date = timezone.utcnow()
     ti.set_duration()
 
-    # Lock DAG run to be sure not to get into a deadlock situation when trying 
to insert
-    # TaskReschedule which apparently also creates lock on corresponding 
DagRun entity
-    with_row_locks(
-        session.query(DagRun).filter_by(
-            dag_id=ti.dag_id,
-            run_id=ti.run_id,
-        ),
-        session=session,
-    ).one()
-    # Log reschedule request
+    # set state
+    ti.state = TaskInstanceState.UP_FOR_RESCHEDULE
+
+    ti.clear_next_method_args()
+
+    session.merge(ti)
+    session.commit()

Review Comment:
   No concerns because of that.



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