atomic64_sub_return  108 include/asm-generic/atomic.h 	return (long)atomic64_sub_return(i, v);
atomic64_sub_return  311 include/asm-parisc/atomic.h #define atomic64_sub_and_test(i,v)	(atomic64_sub_return((i),(v)) == 0)
atomic64_sub_return  370 include/asm-x86/atomic_64.h #define atomic64_dec_return(v)  (atomic64_sub_return(1, (v)))