1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/spinlock_up.h b/include/linux/spinlock_up.h
index ea54c4c9a4ec..938234c4a996 100644
--- a/include/linux/spinlock_up.h
+++ b/include/linux/spinlock_up.h
@@ -64,6 +64,8 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
 # define __raw_spin_trylock(lock)       ({ (void)(lock); 1; })
 #endif /* DEBUG_SPINLOCK */
 
+#define __raw_spin_is_contended(lock)   (((void)(lock), 0))
+
 #define __raw_read_can_lock(lock)       (((void)(lock), 1))
 #define __raw_write_can_lock(lock)      (((void)(lock), 1))