cgroup_pidlist_destroy_work_fn

Name:cgroup_pidlist_destroy_work_fn

Proto:static void cgroup_pidlist_destroy_work_fn(struct work_struct *work)

Type:void

Parameter:

Type	Parameter	Name
struct work_struct *	work

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dwork = to_delayed_work(work)

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l = container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(dwork, structcgroup_pidlist, destroy_dwork)

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struct cgroup_pidlist * tofree = NULL

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mutex_lock( & pidlist_mutex)

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If Not delayed_work_pending - Find out whether a delayable work item is currently* pending*@w: The work item in question(dwork) Then

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deletes entry from list

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kvfree(array of xids )

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tofree = l

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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.

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