29 static inline void arch_spin_lock(arch_spinlock_t *lock)  in arch_spin_lock()
35 static inline int arch_spin_trylock(arch_spinlock_t *lock)  in arch_spin_trylock()
45 static inline void arch_spin_unlock(arch_spinlock_t *lock)  in arch_spin_unlock()
54 #define arch_read_lock(lock)		do { barrier(); (void)(lock); } while (0)  argument
55 #define arch_write_lock(lock)		do { barrier(); (void)(lock); } while (0)  argument
56 #define arch_read_trylock(lock)	({ barrier(); (void)(lock); 1; })  argument
57 #define arch_write_trylock(lock)	({ barrier(); (void)(lock); 1; })  argument
58 #define arch_read_unlock(lock)		do { barrier(); (void)(lock); } while (0)  argument
59 #define arch_write_unlock(lock)	do { barrier(); (void)(lock); } while (0)  argument
62 #define arch_spin_is_locked(lock)	((void)(lock), 0)  argument
64 # define arch_spin_lock(lock)		do { barrier(); (void)(lock); } while (0)  argument
65 # define arch_spin_unlock(lock)	do { barrier(); (void)(lock); } while (0)  argument
66 # define arch_spin_trylock(lock)	({ barrier(); (void)(lock); 1; })  argument
69 #define arch_spin_is_contended(lock)	(((void)(lock), 0))  argument