函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\exit.c Create Date:2022-07-27 10:02:53
Last Modify:2020-03-17 11:17:32 Copyright©Brick
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函数名称：Any that need to be release_task'd are put on the @dead list.

函数原型：static void reparent_leader(struct task_struct *father, struct task_struct *p, struct list_head *dead)

返回类型：void

参数：

类型参数名称
struct task_struct *father
struct task_struct *p
struct list_head *dead
580  如果此条件成立可能性小(为编译器优化)(进程退出时状态 == Used in tsk->exit_state: )则返回
584  进程退出时发出的信号等于SIGCHLD
587  如果非ptrace且进程退出时状态恒等于EXIT_ZOMBIE且thread_group_empty(p)则
589  如果do_notify_parent(p, 进程退出时发出的信号)则
590  进程退出时状态等于Used in tsk->exit_state:
591  添加链表项
595  Check to see if any process groups have become orphaned as* a result of our exiting, and if they have any stopped jobs,* send them a SIGHUP and then a SIGCONT. (POSIX 3.2.2.2)
调用者
名称描述
forget_original_parentThis does two things:* A. Make init inherit all the child processes* B. Check to see if any process groups have become orphaned* as a result of our exiting, and if they have any stopped* jobs, send them a SIGHUP and then a SIGCONT. (POSIX 3.2.2.2)