49 	u32 csum = (__force u32) sum;  in csum_fold()
53 	return (__force __sum16) ~csum;  in csum_fold()
73 	return csum_fold((__force __wsum)(csum >> 32));  in ip_fast_csum()
83 	__u64 csum = (__force __u64)sum;  in csum_tcpudp_nofold()
85 	csum += (__force __u32)saddr;  in csum_tcpudp_nofold()
86 	csum += (__force __u32)daddr;  in csum_tcpudp_nofold()
90 	return (__force __wsum)(csum >> 32);  in csum_tcpudp_nofold()
116 	__u64 sum = (__force __u64)csum;  in csum_ipv6_magic()
118 	sum += (__force __u32)saddr->s6_addr32[0];  in csum_ipv6_magic()
119 	sum += (__force __u32)saddr->s6_addr32[1];  in csum_ipv6_magic()
120 	sum += (__force __u32)saddr->s6_addr32[2];  in csum_ipv6_magic()
121 	sum += (__force __u32)saddr->s6_addr32[3];  in csum_ipv6_magic()
122 	sum += (__force __u32)daddr->s6_addr32[0];  in csum_ipv6_magic()
123 	sum += (__force __u32)daddr->s6_addr32[1];  in csum_ipv6_magic()
124 	sum += (__force __u32)daddr->s6_addr32[2];  in csum_ipv6_magic()
125 	sum += (__force __u32)daddr->s6_addr32[3];  in csum_ipv6_magic()
129 	return csum_fold((__force __wsum)(sum >> 32));  in csum_ipv6_magic()