From 9056e7b72fc58c4a0b3e84113d029237d9855739 Mon Sep 17 00:00:00 2001
From: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
Date: Wed, 8 Apr 2020 14:34:31 +0300
Subject: lockdep: add lock_acquire_exclusive

Define lock_acquire_exclusive() macro that doesn't exist
in prior to version 3.14.

Related-to: ELB-2388
Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
---
 backport-include/linux/lockdep.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/backport-include/linux/lockdep.h b/backport-include/linux/lockdep.h
index 12b91b4..17c8ea1 100644
--- a/backport-include/linux/lockdep.h
+++ b/backport-include/linux/lockdep.h
@@ -3,6 +3,10 @@
 #include_next <linux/lockdep.h>
 #include <linux/version.h>
 
+#if LINUX_VERSION_IS_LESS(3,14,0)
+#define lock_acquire_exclusive(l, s, t, n, i)          lock_acquire(l, s, t, 0, 1, n, i)
+#endif
+
 #if LINUX_VERSION_IS_LESS(3,9,0)
 #undef lockdep_assert_held
 #ifdef CONFIG_LOCKDEP
-- 
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