rcu: Make rcutorture flag online/offline failures

Make rcutorture check for CPU-hotplug failures and complain if there
were any.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c
index a58ac285fc69bb48d085708caf786f6f39413474..a52b3217c160bc5b32832fca5b1d4142007ba2be 100644 (file)
--- a/kernel/rcutorture.c
+++ b/kernel/rcutorture.c
@@ -1602,6 +1602,10 @@ rcu_torture_cleanup(void)
                cur_ops->cleanup();
        if (atomic_read(&n_rcu_torture_error))
                rcu_torture_print_module_parms(cur_ops, "End of test: FAILURE");
+       else if (n_online_successes != n_online_attempts ||
+                n_offline_successes != n_offline_attempts)
+               rcu_torture_print_module_parms(cur_ops,
+                                              "End of test: RCU_HOTPLUG");
        else
                rcu_torture_print_module_parms(cur_ops, "End of test: SUCCESS");
 }