We now have an RCU_EXPERT config for testing small-sized RCU dynticks counter: CONFIG_RCU_DYNTICKS_TORTURE.
Modify scenario TREE04 to exercise to use this config in order to test a ridiculously small counter (2 bits).
Link: http://lore.kernel.org/r/4c2cb573-168f-4806-b1d9-164e8276e66a@paulmck-laptop Suggested-by: Paul E. McKenney paulmck@kernel.org Signed-off-by: Valentin Schneider vschneid@redhat.com Reviewed-by: Paul E. McKenney paulmck@kernel.org Reviewed-by: Frederic Weisbecker frederic@kernel.org --- tools/testing/selftests/rcutorture/configs/rcu/TREE04 | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE04 b/tools/testing/selftests/rcutorture/configs/rcu/TREE04 index dc4985064b3ad..67caf4276bb01 100644 --- a/tools/testing/selftests/rcutorture/configs/rcu/TREE04 +++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE04 @@ -16,3 +16,4 @@ CONFIG_DEBUG_OBJECTS_RCU_HEAD=n CONFIG_RCU_EXPERT=y CONFIG_RCU_EQS_DEBUG=y CONFIG_RCU_LAZY=y +CONFIG_RCU_DYNTICKS_TORTURE=y