19 static inline unsigned short from32to16(__wsum sum)  in from32to16()  argument
23 	    : "=r" (sum)  in from32to16()
24 	    : "r" (sum << 16), "0" (sum & 0xffff0000)  in from32to16()
27 	return sum >> 16;  in from32to16()
36 __wsum csum_partial(const void *buff, int len, __wsum sum)  in csum_partial()  argument
41 	result += sum;  in csum_partial()
42 	if (sum > result)  in csum_partial()
54 __wsum csum_partial_copy(const void *src, void *dst, int len, __wsum sum)  in csum_partial_copy()  argument
57 	return csum_partial(dst, len, sum);  in csum_partial_copy()
62 				 int len, __wsum sum)  in csum_partial_copy_nocheck()  argument
64 	sum = csum_partial(src, len, sum);  in csum_partial_copy_nocheck()
66 	return sum;  in csum_partial_copy_nocheck()
71 				   int len, __wsum sum,  in csum_partial_copy_from_user()  argument
82 	return csum_partial(dst, len, sum);  in csum_partial_copy_from_user()
87 			     int len, __wsum sum,  in csum_and_copy_to_user()  argument
98 	return csum_partial(src, len, sum);  in csum_and_copy_to_user()