函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\dcookies.c Create Date:2022-07-29 11:11:14
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：COMPAT_SYSCALL_DEFINE4

函数原型：COMPAT_SYSCALL_DEFINE4(lookup_dcookie, unsigned int, w0, unsigned int, w1, char __user *, buf, compat_size_t, len)

返回类型：

参数：无

218  返回:And here is where the userspace process can look up the cookie value* to retrieve the path.