221 #define arch_read_can_lock(rw)	((rw)->lock >= 0)  argument
227 #define arch_write_can_lock(rw) (!(rw)->lock)  argument
229 static inline void arch_read_lock(arch_rwlock_t *rw)  in arch_read_lock()  argument
243 		: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp)  in arch_read_lock()
244 		: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_read_lock()
253 			: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp)  in arch_read_lock()
254 			: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_read_lock()
262 static inline void arch_read_unlock(arch_rwlock_t *rw)  in arch_read_unlock()  argument
274 		: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp)  in arch_read_unlock()
275 		: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_read_unlock()
283 			: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp)  in arch_read_unlock()
284 			: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_read_unlock()
290 static inline void arch_write_lock(arch_rwlock_t *rw)  in arch_write_lock()  argument
304 		: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp)  in arch_write_lock()
305 		: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_write_lock()
314 			: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp)  in arch_write_lock()
315 			: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_write_lock()
323 static inline void arch_write_unlock(arch_rwlock_t *rw)  in arch_write_unlock()  argument
330 	: "=m" (rw->lock)  in arch_write_unlock()
331 	: "m" (rw->lock)  in arch_write_unlock()
335 static inline int arch_read_trylock(arch_rwlock_t *rw)  in arch_read_trylock()  argument
354 		: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp), "=&r" (ret)  in arch_read_trylock()
355 		: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_read_trylock()
371 		: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp), "=&r" (ret)  in arch_read_trylock()
372 		: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_read_trylock()
379 static inline int arch_write_trylock(arch_rwlock_t *rw)  in arch_write_trylock()  argument
398 		: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp), "=&r" (ret)  in arch_write_trylock()
399 		: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_write_trylock()
411 			: "=" GCC_OFF_SMALL_ASM() (rw->lock), "=&r" (tmp),  in arch_write_trylock()
413 			: GCC_OFF_SMALL_ASM() (rw->lock)  in arch_write_trylock()