函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\splice.c Create Date:2022-07-29 10:42:11
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：write_pipe_buf

函数原型：static int write_pipe_buf(struct pipe_inode_info *pipe, struct pipe_buffer *buf, struct splice_desc *sd)

返回类型：int

参数：

类型参数名称
struct pipe_inode_info *pipe
struct pipe_buffer *buf
struct splice_desc *sd
806  tmp等于le position
808  data等于kmap(page)
809  ret等于__kernel_write(le to read/write , data + offset, current length , & tmp)
810  kunmap(page)
812  返回:ret