函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\kfifo.c Create Date:2022-07-27 07:21:54
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：__kfifo_in_r

函数原型：unsigned int __kfifo_in_r(struct __kfifo *fifo, const void *buf, unsigned int len, size_t recsize)

返回类型：unsigned int

参数：

类型参数名称
struct __kfifo *fifo
const void *buf
unsigned intlen
size_trecsize
441  如果len加recsize大于rnal helper to calculate the unused elements in a fifo则返回:0
444  __kfifo_poke_n internal helper function for storeing the length of* the record into the fifo
446  kfifo_copy_in(fifo, buf, len, in + recsize)
447  in加等于len加recsize
448  返回:len