函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\signal.c Create Date:2022-07-27 10:17:18
Last Modify:2020-03-17 13:28:47 Copyright©Brick
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函数名称:__copy_siginfo_from_user32

函数原型:static int __copy_siginfo_from_user32(int signo, struct kernel_siginfo *to, const struct compat_siginfo __user *ufrom)

返回类型:int

参数:

类型参数名称
intsigno
struct kernel_siginfo *to
const struct compat_siginfo __user *ufrom
3407  如果copy_from_user( & from, ufrom, sizeof(structcompat_siginfo))则返回:负EFAULT
3410  si_signo等于signo
3411  返回:post_copy_siginfo_from_user32(to, & from)
调用者
名称描述
COMPAT_SYSCALL_DEFINE3
COMPAT_SYSCALL_DEFINE4