17  * @isum: initial sum that is added into the result (32bit unfolded)
26 	__wsum sum;  in csum_and_copy_from_user()  local
31 	sum = csum_partial_copy_generic((__force const void *)src, dst, len);  in csum_and_copy_from_user()
33 	return sum;  in csum_and_copy_from_user()
42  * @isum: initial sum that is added into the result (32bit unfolded)
51 	__wsum sum;  in csum_and_copy_to_user()  local
56 	sum = csum_partial_copy_generic(src, (void __force *)dst, len);  in csum_and_copy_to_user()
58 	return sum;  in csum_and_copy_to_user()
67  * @sum: initial sum that is added into the result (32bit unfolded)
80 			__u32 len, __u8 proto, __wsum sum)  in csum_ipv6_magic()  argument
85 		(__force __u64)sum;  in csum_ipv6_magic()
87 	asm("	addq (%[saddr]),%[sum]\n"  in csum_ipv6_magic()
88 	    "	adcq 8(%[saddr]),%[sum]\n"  in csum_ipv6_magic()
89 	    "	adcq (%[daddr]),%[sum]\n"  in csum_ipv6_magic()
90 	    "	adcq 8(%[daddr]),%[sum]\n"  in csum_ipv6_magic()
91 	    "	adcq $0,%[sum]\n"  in csum_ipv6_magic()
93 	    : [sum] "=r" (sum64)  in csum_ipv6_magic()
94 	    : "[sum]" (rest), [saddr] "r" (saddr), [daddr] "r" (daddr));  in csum_ipv6_magic()