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-rw-r--r--lib/libthr/thread/thr_pspinlock.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/libthr/thread/thr_pspinlock.c b/lib/libthr/thread/thr_pspinlock.c
index 1c83b25b67de..c71bdbb3f196 100644
--- a/lib/libthr/thread/thr_pspinlock.c
+++ b/lib/libthr/thread/thr_pspinlock.c
@@ -1,4 +1,6 @@
/*-
+ * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+ *
* Copyright (c) 2003 David Xu <davidxu@freebsd.org>
* Copyright (c) 2016 The FreeBSD Foundation
* All rights reserved.