26 __wsum csum_and_copy_from_user (const void __user *src, void *dst,  in csum_and_copy_from_user()
36 static __always_inline __wsum csum_and_copy_to_user  in csum_and_copy_to_user()
39 	__wsum sum = csum_partial(src, len, ~0U);  in csum_and_copy_to_user()
48 static __always_inline __wsum
57 static __always_inline __wsum csum_add(__wsum csum, __wsum addend)  in csum_add()
61 	return (__force __wsum)(res + (res < (__force u32)addend));  in csum_add()
65 static __always_inline __wsum csum_sub(__wsum csum, __wsum addend)  in csum_sub()
84 static __always_inline __wsum csum_shift(__wsum sum, int offset)  in csum_shift()
88 		return (__force __wsum)ror32((__force u32)sum, 8);  in csum_shift()
93 static __always_inline __wsum
94 csum_block_add(__wsum csum, __wsum csum2, int offset)  in csum_block_add()
99 static __always_inline __wsum
100 csum_block_add_ext(__wsum csum, __wsum csum2, int offset, int len)  in csum_block_add_ext()
105 static __always_inline __wsum
106 csum_block_sub(__wsum csum, __wsum csum2, int offset)  in csum_block_sub()
111 static __always_inline __wsum csum_unfold(__sum16 n)  in csum_unfold()
113 	return (__force __wsum)n;  in csum_unfold()
117 __wsum csum_partial_ext(const void *buff, int len, __wsum sum)  in csum_partial_ext()
124 static __always_inline void csum_replace_by_diff(__sum16 *sum, __wsum diff)  in csum_replace_by_diff()
131 	__wsum tmp = csum_sub(~csum_unfold(*sum), (__force __wsum)from);  in csum_replace4()
133 	*sum = csum_fold(csum_add(tmp, (__force __wsum)to));  in csum_replace4()
147 static inline void csum_replace(__wsum *csum, __wsum old, __wsum new)  in csum_replace()
159 				     __wsum diff, bool pseudohdr);
169 static __always_inline __wsum remcsum_adjust(void *ptr, __wsum csum,  in remcsum_adjust()
173 	__wsum delta;  in remcsum_adjust()
179 	delta = csum_sub((__force __wsum)csum_fold(csum),  in remcsum_adjust()
180 			 (__force __wsum)*psum);  in remcsum_adjust()
186 static __always_inline void remcsum_unadjust(__sum16 *psum, __wsum delta)  in remcsum_unadjust()
188 	*psum = csum_fold(csum_sub(delta, (__force __wsum)*psum));  in remcsum_unadjust()
191 static __always_inline __wsum wsum_negate(__wsum val)  in wsum_negate()
193 	return (__force __wsum)-((__force u32)val);  in wsum_negate()