#if WAITQUEUE_DEBUG CHECK_MAGIC(sem->__magic); #endif 
static inline int down_trylock(struct semaphore * sem){	int ret = 0;#if WAITQUEUE_DEBUG	CHECK_MAGIC(sem->__magic);#endif	if (atomic_sub_return(1, &sem->count) < 0)		ret = __down_trylock(sem);	return ret;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/288a60cf4d7cc35f84f46cd8ffd0b34f9d8e7346/semaphore.h/clean/include/asm-xtensa/semaphore.h