cgroup1_pidlist_destroy_all

Name:Used to destroy all pidlists lingering waiting for destroy timer. None* should be left afterwards.

Proto:void cgroup1_pidlist_destroy_all(struct cgroup *cgrp)

Type:void

Parameter:

Type	Parameter	Name
struct cgroup *	cgrp

204

mutex_lock( & pidlist_mutex)

205

list_for_each_entry_safe - iterate over list of given type safe against removal of list entry*@pos: the type * to use as a loop cursor.*@n: another type * to use as temporary storage*@head: the head for your list.(l, tmp_l, & * list of pidlists, up to two for each namespace (one for procs, one * for tasks); created on demand., links)

206

mod_delayed_work - modify delay of or queue a delayed work*@wq: workqueue to use*@dwork: work to queue*@delay: number of jiffies to wait before queueing* mod_delayed_work_on() on local CPU.

207

mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.

209

lush_workqueue - ensure that any scheduled work has run to completion.*@wq: workqueue to flush* This function sleeps until all work items which were queued on entry* have finished execution, but it is not livelocked by new incoming ones.

210

BUG_ON(!list_empty - tests whether a list is empty*@head: the list to test.)

**Caller**
Name	Describe
css_free_rwork_fn	ss destruction is four-stage process

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