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-rw-r--r--include/linux/lockdep.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index 14fec2a23b2e..819f08f1310d 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -268,6 +268,8 @@ static inline int lockdep_internal(void)
do { (void)(key); } while (0)
#define lockdep_set_class_and_subclass(lock, key, sub) \
do { (void)(key); } while (0)
+#define lockdep_set_subclass(lock, sub) do { } while (0)
+
# define INIT_LOCKDEP
# define lockdep_reset() do { debug_locks = 1; } while (0)
# define lockdep_free_key_range(start, size) do { } while (0)