Commit 34aa34b8 authored by Paul E. McKenney's avatar Paul E. McKenney
Browse files

rcutorture: Dump trace buffer for callback pipe drain failures 



Signed-off-by: default avatarPaul E. McKenney <paulmck@linux.ibm.com>
parent b93c765f

kernel/rcu/rcutorture.c

+3 −1
Original line number Diff line number Diff line
@@ -1060,8 +1060,10 @@ rcu_torture_writer(void *arg) 
			for (i = 0; i < ARRAY_SIZE(rcu_tortures); i++)

				if (list_empty(&rcu_tortures[i].rtort_free) &&

				    rcu_access_pointer(rcu_torture_current) !=

				    &rcu_tortures[i])

				    &rcu_tortures[i]) {

					rcu_ftrace_dump(DUMP_ALL);

					WARN(1, "%s: rtort_pipe_count: %d\n", __func__, rcu_tortures[i].rtort_pipe_count);

				}

	} while (!torture_must_stop());

	/* Reset expediting back to unexpedited. */

	if (expediting > 0)