35 __wsum csum_partial(const void *buff, int len, __wsum sum);
38 				  int len, __wsum sum, int *err_ptr);
41 				     int len, __wsum sum, int *err_ptr);
43 				   int len, __wsum sum, int *err_ptr);
49 __wsum csum_partial_copy_from_user(const void __user *src, void *dst, int len,  in csum_partial_copy_from_user()  argument
55 						  len, sum, err_ptr);  in csum_partial_copy_from_user()
58 						     len, sum, err_ptr);  in csum_partial_copy_from_user()
64 			       int len, __wsum sum, int *err_ptr)  in csum_and_copy_from_user()  argument
66 	if (access_ok(VERIFY_READ, src, len))  in csum_and_copy_from_user()
67 		return csum_partial_copy_from_user(src, dst, len, sum,  in csum_and_copy_from_user()
69 	if (len)  in csum_and_copy_from_user()
80 __wsum csum_and_copy_to_user(const void *src, void __user *dst, int len,  in csum_and_copy_to_user()  argument
84 	if (access_ok(VERIFY_WRITE, dst, len)) {  in csum_and_copy_to_user()
88 							  len, sum, err_ptr);  in csum_and_copy_to_user()
92 							   len, sum, err_ptr);  in csum_and_copy_to_user()
94 	if (len)  in csum_and_copy_to_user()
105 				       int len, __wsum sum);
164 	__be32 daddr, unsigned short len, unsigned short proto,  in csum_tcpudp_nofold()  argument
196 	  "r" ((proto + len) << 8),  in csum_tcpudp_nofold()
198 	  "r" (proto + len),  in csum_tcpudp_nofold()
210 static inline __sum16 ip_compute_csum(const void *buff, int len)  in ip_compute_csum()  argument
212 	return csum_fold(csum_partial(buff, len, 0));  in ip_compute_csum()
218 					  __u32 len, unsigned short proto,  in csum_ipv6_magic()  argument
277 	  "0" (htonl(len)), "r" (htonl(proto)), "r" (sum));  in csum_ipv6_magic()