linux-kernel - [PATCH tip/core/rcu 13/47] rcu: Make rcutorture flag online/offline failures

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Message-Id: <1328319922-30828-13-git-send-email-paulmck@linux.vnet.ibm.com>
Date:	Fri,  3 Feb 2012 17:44:48 -0800
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	linux-kernel@...r.kernel.org
Cc:	mingo@...e.hu, laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...ymtl.ca,
	josh@...htriplett.org, niv@...ibm.com, tglx@...utronix.de,
	peterz@...radead.org, rostedt@...dmis.org, Valdis.Kletnieks@...edu,
	dhowells@...hat.com, eric.dumazet@...il.com, darren@...art.com,
	fweisbec@...il.com, patches@...aro.org,
	"Paul E. McKenney" <paul.mckenney@...aro.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: [PATCH tip/core/rcu 13/47] rcu: Make rcutorture flag online/offline failures

From: "Paul E. McKenney" <paul.mckenney@...aro.org>

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

Signed-off-by: Paul E. McKenney <paul.mckenney@...aro.org>
Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
---
 kernel/rcutorture.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c
index 88f17b8..a94eaef 100644
--- 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");
 }
-- 
1.7.8

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