#define EXPORT_SYMBOL(S)
-typedef int spinlock_t;
+typedef struct { } spinlock_t;
typedef __u64 kdev_t;
-#define SPIN_LOCK_UNLOCKED 0
+#define SPIN_LOCK_UNLOCKED (spinlock_t) { }
#define LASSERT_SPIN_LOCKED(lock) do {} while(0)
static inline void spin_lock(spinlock_t *l) {return;}