Function report |
Source Code:kernel\cgroup\cgroup-v1.c |
Create Date:2022-07-28 11:12:39 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:group_trasnsfer_tasks - move tasks from one cgroup to another*@to: cgroup to which the tasks will be moved*@from: cgroup in which the tasks currently reside* Locking rules between cgroup_post_fork() and the migration path* guarantee that, if a task is
Proto:int cgroup_transfer_tasks(struct cgroup *to, struct cgroup *from)
Type:int
Parameter:
Type | Parameter | Name |
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struct cgroup * | to | |
struct cgroup * | from |
100 | DEFINE_CGROUP_MGCTX(mgctx) |
118 | spin_lock_irq( & css_set_lock) |
121 | spin_unlock_irq( & css_set_lock) |
131 | Do |
134 | Do |
138 | If task Then get_task_struct(task) |
142 | If task Then |
144 | If Not ret Then cgroup_path() takes a spin lock(transfer_tasks, to, task, false) |
146 | put_task_struct(task) |
149 | out_err : |
153 | Return ret |
Name | Describe |
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remove_tasks_in_empty_cpuset | If CPU and/or memory hotplug handlers, below, unplug any CPUs* or memory nodes, we need to walk over the cpuset hierarchy,* removing that CPU or node from all cpusets. If this removes the* last CPU or node from a cpuset, then move the tasks in the empty |
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