rcu: Make lockdep_rcu_dereference() message less alarmist
Paul E. McKenney [Thu, 25 Feb 2010 22:06:46 +0000 (14:06 -0800)]
Change from "unsafe" to "suspicious", given that there will be
false alarms.

Suggested-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: laijs@cn.fujitsu.com
Cc: dipankar@in.ibm.com
Cc: mathieu.desnoyers@polymtl.ca
Cc: josh@joshtriplett.org
Cc: dvhltc@us.ibm.com
Cc: niv@us.ibm.com
Cc: peterz@infradead.org
Cc: rostedt@goodmis.org
Cc: Valdis.Kletnieks@vt.edu
Cc: dhowells@redhat.com
LKML-Reference: <1267135607-7056-1-git-send-email-paulmck@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

kernel/lockdep.c

index 672c436..0c30d04 100644 (file)
@@ -3816,9 +3816,9 @@ void lockdep_rcu_dereference(const char *file, const int line)
 
        if (!debug_locks_off())
                return;
-       printk("\n==============================================\n");
-       printk(  "[ BUG: Unsafe rcu_dereference_check() usage! ]\n");
-       printk(  "----------------------------------------------\n");
+       printk("\n===================================================\n");
+       printk(  "[ INFO: suspicious rcu_dereference_check() usage. ]\n");
+       printk(  "---------------------------------------------------\n");
        printk("%s:%d invoked rcu_dereference_check() without protection!\n",
                        file, line);
        printk("\nother info that might help us debug this:\n\n");