Function report |
Source Code:kernel\exit.c |
Create Date:2022-07-28 09:02:43 |
Last Modify:2020-03-17 11:17:32 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Determine if a process group is "orphaned", according to the POSIX* definition in 2
Proto:static int will_become_orphaned_pgrp(struct pid *pgrp, struct task_struct *ignored_task)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct pid * | pgrp | |
struct task_struct * | ignored_task |
275 | Do |
275 | typeof(({typeof(( * ((struct hlist_node * * )( & ( & (pgrp)-> lists of tasks that use this pid [PIDTYPE_PGID])->first))))________p1 = ({union{typeof(( * ((struct hlist_node * * )( & ( & (pgrp)-> lists of tasks that use this pid [PIDTYPE_PGID])->first))))__val;char __c[1];}__u;if (1)__read_once_size( & (( * ((struct hlist_node * * )( & ( & (pgrp)-> lists of tasks that use this pid [PIDTYPE_PGID])->first)))), __u.__c, sizeof(( * ((struct hlist_node * * )( & ( & (pgrp)-> lists of tasks that use this pid [PIDTYPE_PGID])->first)))));Else __read_once_size_nocheck( & (( * ((struct hlist_node * * )( & ( & (pgrp)-> lists of tasks that use this pid [PIDTYPE_PGID])->first)))), __u.__c, sizeof(( * ((struct hlist_node * * )( & ( & (pgrp)-> lists of tasks that use this pid [PIDTYPE_PGID])->first)))));Do{}while (0);__u.__val;});((typeof( * ( * ((struct hlist_node * * )( & ( & (pgrp)-> lists of tasks that use this pid [PIDTYPE_PGID])->first)))) * )(________p1));}))____ptr = (({ |
275 | typeof(( * ((struct hlist_node * * )( & ( & (pgrp)-> lists of tasks that use this pid [PIDTYPE_PGID])->first))))________p1 = ({ |
275 | union{typeof(( * ((structhlist_node * * )( & first)))) __val;char __c[1];}__u |
275 | If 1 Then __read_once_size( & (( * ((structhlist_node * * )( & first)))), __c, size of *first ) |
275 | Else __read_once_size_nocheck( & (( * ((structhlist_node * * )( & first)))), __c, size of *first ) |
275 | Do |
275 | When 0 cycle |
275 | __val |
275 | }) |
275 | })) |
275 | ____ptr ? ({ |
275 | }) : NULL |
275 | typeof(({typeof(( * ((struct hlist_node * * )( & ( & ((p))->pid_links[PIDTYPE_PGID])->next))))________p1 = ({union{typeof(( * ((struct hlist_node * * )( & ( & ((p))->pid_links[PIDTYPE_PGID])->next))))__val;char __c[1];}__u;if (1)__read_once_size( & (( * ((struct hlist_node * * )( & ( & ((p))->pid_links[PIDTYPE_PGID])->next)))), __u.__c, sizeof(( * ((struct hlist_node * * )( & ( & ((p))->pid_links[PIDTYPE_PGID])->next)))));Else __read_once_size_nocheck( & (( * ((struct hlist_node * * )( & ( & ((p))->pid_links[PIDTYPE_PGID])->next)))), __u.__c, sizeof(( * ((struct hlist_node * * )( & ( & ((p))->pid_links[PIDTYPE_PGID])->next)))));Do{}while (0);__u.__val;});((typeof( * ( * ((struct hlist_node * * )( & ( & ((p))->pid_links[PIDTYPE_PGID])->next)))) * )(________p1));}))____ptr = (({ |
275 | typeof(( * ((struct hlist_node * * )( & ( & ((p))->pid_links[PIDTYPE_PGID])->next))))________p1 = ({ |
275 | union{typeof(( * ((structhlist_node * * )( & next)))) __val;char __c[1];}__u |
275 | If 1 Then __read_once_size( & (( * ((structhlist_node * * )( & next)))), __c, size of *next ) |
275 | Else __read_once_size_nocheck( & (( * ((structhlist_node * * )( & next)))), __c, size of *next ) |
275 | Do |
275 | When 0 cycle |
275 | __val |
275 | }) |
275 | })) |
275 | ____ptr ? ({ |
275 | }) : NULL |
275 | })) |
284 | If PIDTYPE_PGID == PIDTYPE_PID Then Break |
284 | When 0 cycle |
286 | Return 1 |
Name | Describe |
---|---|
is_current_pgrp_orphaned | |
kill_orphaned_pgrp | 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) |
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