Function report |
Source Code:kernel\cgroup\cgroup.c |
Create Date:2022-07-28 11:09:05 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:cgroup_procs_write_start
Proto:struct task_struct *cgroup_procs_write_start(char *buf, bool threadgroup, bool *locked)__acquires(&cgroup_threadgroup_rwsem)
Type:struct task_struct
Parameter:
Type | Parameter | Name |
---|---|---|
char * | buf | |
bool | threadgroup | |
bool * | locked |
2772 | If pid || threadgroup Then |
2774 | * locked = true |
2775 | Else |
2776 | * locked = false |
2780 | If pid Then |
2786 | Else |
2787 | tsk = current process |
2790 | If threadgroup Then tsk = group_leader |
2801 | Go to out_unlock_threadgroup |
2804 | get_task_struct(tsk) |
2805 | Go to out_unlock_rcu |
2807 | out_unlock_threadgroup : |
2808 | If locked Then |
2809 | percpu_up_write( & cgroup_threadgroup_rwsem) |
2810 | * locked = false |
2812 | out_unlock_rcu : |
2814 | Return tsk |
Name | Describe |
---|---|
cgroup_procs_write | |
cgroup_threads_write | |
__cgroup1_procs_write |
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