Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\iov_iter.c Create Date:2022-07-28 06:21:12
Last Modify:2022-05-21 11:43:54 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:csum_and_memcpy

Proto:static __wsum csum_and_memcpy(void *to, const void *from, size_t len, __wsum sum, size_t off)

Type:__wsum

Parameter:

TypeParameterName
void *to
const void *from
size_tlen
__wsumsum
size_toff
582  next = Note: when you get a NULL pointer exception here this means someone* passed in an incorrect kernel address to one of these functions.* If you use these functions directly please don't forget the* access_ok().
583  Return csum_block_add(sum, next, off)
Caller
NameDescribe
csum_and_copy_to_pipe_iter
csum_and_copy_from_iter
csum_and_copy_from_iter_full
csum_and_copy_to_iter