Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\signal.c Create Date:2022-07-28 09:17:12
Last Modify:2020-03-17 13:28:47 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:__copy_siginfo_from_user

Proto:static int __copy_siginfo_from_user(int signo, kernel_siginfo_t *to, const siginfo_t __user *from)

Type:int

Parameter:

TypeParameterName
intsigno
kernel_siginfo_t *to
const siginfo_t __user *from
3219  If copy_from_user(to, from, sizeof(structkernel_siginfo)) Then Return -EFAULT
3221  si_signo = signo
3222  Return post_copy_siginfo_from_user(to, from)
Caller
NameDescribe
SYSCALL_DEFINE3sys_rt_sigqueueinfo - send signal information to a signal*@pid: the PID of the thread*@sig: signal to be sent*@uinfo: signal info to be sent
SYSCALL_DEFINE4