函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\dma\contiguous.c Create Date:2022-07-27 11:33:21
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：early_cma

函数原型：static int __init early_cma(char *p)

返回类型：int

参数：

类型参数名称
char *p
53  如果非p则
54  打印错误信息("Config string not provided\n")
55  返回:负EINVAL
58  size_cmdline等于memparse - parse a string with mem suffixes into a number*@ptr: Where parse begins*@retptr: (output) Optional pointer to next char after parse completes* Parses a string into a number. The number stored at @ptr is
59  如果p不等于'@'则返回:0
61  base_cmdline等于memparse - parse a string with mem suffixes into a number*@ptr: Where parse begins*@retptr: (output) Optional pointer to next char after parse completes* Parses a string into a number. The number stored at @ptr is
62  如果p不等于'-'则
63  limit_cmdline等于base_cmdline加size_cmdline
64  返回:0
66  limit_cmdline等于memparse - parse a string with mem suffixes into a number*@ptr: Where parse begins*@retptr: (output) Optional pointer to next char after parse completes* Parses a string into a number. The number stored at @ptr is
68  返回:0