26 #define arch_spin_is_locked(x)		((x)->lock <= 0)
27 #define arch_spin_lock_flags(lock, flags) arch_spin_lock(lock)  argument
37 static inline void arch_spin_lock(arch_spinlock_t *lock)  in arch_spin_lock()  argument
52 		: "r" (&lock->lock)  in arch_spin_lock()
57 static inline void arch_spin_unlock(arch_spinlock_t *lock)  in arch_spin_unlock()  argument
65 		: "r" (&lock->lock)  in arch_spin_unlock()
70 static inline int arch_spin_trylock(arch_spinlock_t *lock)  in arch_spin_trylock()  argument
83 		: "r" (&lock->lock)  in arch_spin_trylock()
103 #define arch_read_can_lock(x)	((x)->lock > 0)
109 #define arch_write_can_lock(x)	((x)->lock == RW_LOCK_BIAS)
124 		: "r" (&rw->lock)  in arch_read_lock()
140 		: "r" (&rw->lock)  in arch_read_unlock()
158 		: "r" (&rw->lock), "r" (RW_LOCK_BIAS)  in arch_write_lock()
168 		: "r" (&rw->lock), "r" (RW_LOCK_BIAS)  in arch_write_unlock()
189 		: "r" (&rw->lock)  in arch_read_trylock()
212 		: "r" (&rw->lock), "r" (RW_LOCK_BIAS)  in arch_write_trylock()
219 #define arch_read_lock_flags(lock, flags) arch_read_lock(lock)  argument
220 #define arch_write_lock_flags(lock, flags) arch_write_lock(lock)  argument
222 #define arch_spin_relax(lock)	cpu_relax()  argument
223 #define arch_read_relax(lock)	cpu_relax()  argument
224 #define arch_write_relax(lock)	cpu_relax()  argument