When lockdep turns itself off, the following message is logged:

  Please attach the output of /proc/lock_stat to the bug report

Omit this message when CONFIG_LOCK_STAT is off, and /proc/lock_stat
doesn't exist.

Signed-off-by: Andreas Gruenbacher <[email protected]>
---
 kernel/locking/lockdep.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index d24e433..88d0d44 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -384,7 +384,9 @@ static void print_lockdep_off(const char *bug_msg)
 {
        printk(KERN_DEBUG "%s\n", bug_msg);
        printk(KERN_DEBUG "turning off the locking correctness validator.\n");
+#ifdef CONFIG_LOCK_STAT
        printk(KERN_DEBUG "Please attach the output of /proc/lock_stat to the 
bug report\n");
+#endif
 }
 
 static int save_trace(struct stack_trace *trace)
-- 
1.8.3.1

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