11 static u64 accumulate(u64 sum, u64 data)  in accumulate()  argument
13 	__uint128_t tmp = (__uint128_t)sum + data;  in accumulate()
23 	unsigned int offset, shift, sum;  in do_csum()  local
124 	sum = sum64 >> 32;  in do_csum()
125 	sum += (sum >> 16) | (sum << 16);  in do_csum()
127 		return (u16)swab32(sum);  in do_csum()
129 	return sum >> 16;  in do_csum()
137 	u64 sum = (__force u64)csum;  in csum_ipv6_magic()  local
142 	sum += (__force u32)htonl(len);  in csum_ipv6_magic()
144 	sum += (u32)proto << 24;  in csum_ipv6_magic()
146 	sum += proto;  in csum_ipv6_magic()
151 	sum = accumulate(sum, src >> 64);  in csum_ipv6_magic()
152 	sum = accumulate(sum, dst >> 64);  in csum_ipv6_magic()
154 	sum += ((sum >> 32) | (sum << 32));  in csum_ipv6_magic()
155 	return csum_fold((__force __wsum)(sum >> 32));  in csum_ipv6_magic()