23 __wsum csum_partial(const void *buff, int len, __wsum sum);
32 __wsum csum_partial_copy_generic(const void *src, void *dst, int len,
45 				       int len, __wsum sum)  in csum_partial_copy_nocheck()  argument
47 	return csum_partial_copy_generic(src, dst, len, sum, NULL, NULL);  in csum_partial_copy_nocheck()
52 					  int len, __wsum sum, int *err_ptr)  in csum_partial_copy_from_user()  argument
54 	return csum_partial_copy_generic((const void __force *)src, dst, len,  in csum_partial_copy_from_user()
114 					       unsigned short len,  in csum_tcpudp_nofold()  argument
123 	    : "r"(daddr), "r"(saddr), "r"(len + proto),  in csum_tcpudp_nofold()
135 						   unsigned short len,  in csum_tcpudp_magic()  argument
139 	return csum_fold(csum_tcpudp_nofold(saddr,daddr,len,proto,sum));  in csum_tcpudp_magic()
147 static inline __sum16 ip_compute_csum(const void *buff, int len)  in ip_compute_csum()  argument
149     return csum_fold(csum_partial(buff, len, 0));  in ip_compute_csum()