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 10:17:36
Last Modify:2020-03-17 13:28:47 Copyright©Brick
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函数名称:do_rt_tgsigqueueinfo

函数原型:static int do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, kernel_siginfo_t *info)

返回类型:int

参数:

类型参数名称
pid_ttgid
pid_tpid
intsig
kernel_siginfo_t *info
3885  如果pid小于等于0或tgid小于等于0则返回:负EINVAL
3891  如果si_code大于等于0或si_code恒等于sent by tkill system call 的值且task_pid_vnr(当前进程)不等于pid则返回:负EPERM
3895  返回:do_send_specific(tgid, pid, sig, info)
调用者
名称描述
SYSCALL_DEFINE4
COMPAT_SYSCALL_DEFINE4