函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\scatterlist.c Create Date:2022-07-27 07:17:44
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：__sg_page_iter_start

函数原型：void __sg_page_iter_start(struct sg_page_iter *piter, struct scatterlist *sglist, unsigned int nents, unsigned long pgoffset)

返回类型：void

参数：

类型参数名称
struct sg_page_iter *piter
struct scatterlist *sglist
unsigned intnents
unsigned longpgoffset
604  r pages to advance at the* next step 等于0
605  maining sg entries 等于nents
607  sg holding the page 等于sglist
608  page offset within the sg 等于pgoffset
调用者
名称描述
sg_miter_start 开始映射迭代一个SG名单