From 0057ac8761c871758f3396e216b1509bba4a358c Mon Sep 17 00:00:00 2001
From: mjg <mjg@FreeBSD.org>
Date: Sat, 25 Nov 2017 20:37:13 +0000
Subject: [PATCH] Convert in-kernel thread_lock_flags calls to thread_lock when
 debug is disabled

The flags argument is not used in this case.
---
 sys/sys/mutex.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/sys/sys/mutex.h b/sys/sys/mutex.h
index a5a5b32fde6d..5e19407f85ca 100644
--- a/sys/sys/mutex.h
+++ b/sys/sys/mutex.h
@@ -145,8 +145,14 @@ void	_thread_lock(struct thread *);
 	_thread_lock((tdp))
 #endif
 
+#if LOCK_DEBUG > 0
 #define	thread_lock_flags(tdp, opt)					\
 	thread_lock_flags_((tdp), (opt), __FILE__, __LINE__)
+#else
+#define	thread_lock_flags(tdp, opt)					\
+	_thread_lock(tdp)
+#endif
+
 #define	thread_unlock(tdp)						\
        mtx_unlock_spin((tdp)->td_lock)