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 10:17:08
Last Modify:2020-03-17 13:28:47 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：copy_siginfo_to_user

函数原型：int copy_siginfo_to_user(siginfo_t __user *to, const kernel_siginfo_t *from)

返回类型：int

参数：

类型参数名称
siginfo_t __user *to
const kernel_siginfo_t *from
3185  __user乘expansion等于si_expansion(to)
3186  如果copy_to_user(to, from, sizeof(structkernel_siginfo))则返回:负EFAULT
3188  如果用户内存块清零则返回:负EFAULT
3190  返回:0
调用者
名称描述
ptrace_request
SYSCALL_DEFINE4sys_rt_sigtimedwait - synchronously wait for queued signals specified* in @uthese*@uthese: queued signals to wait for*@uinfo: if non-null, the signal's siginfo is returned here*@uts: upper bound on process time suspension*@sigsetsize: size of sigset_t type
__setup_rt_frame
ptrace_peek_siginfo