page_counter_uncharge

Name:page_counter_uncharge - hierarchically uncharge pages*@counter: counter*@nr_pages: number of pages to uncharge

Proto:void page_counter_uncharge(struct page_counter *counter, unsigned long nr_pages)

Type:void

Parameter:

Type	Parameter	Name
struct page_counter *	counter
unsigned long	nr_pages

159

When c cycle page_counter_cancel - take pages out of the local counter*@counter: counter*@nr_pages: number of pages to cancel

**Caller**
Name	Describe
drain_stock	Returns stocks cached in percpu and reset cached information.
try_charge
cancel_charge
__mem_cgroup_clear_mc	ancels all extra charges on mc.from and mc.to, and wakes up all waiters.
uncharge_batch
mem_cgroup_uncharge_skmem	mem_cgroup_uncharge_skmem - uncharge socket memory@memcg: memcg to uncharge@nr_pages: number of pages to uncharge
mem_cgroup_swapout	mem_cgroup_swapout - transfer a memsw charge to swap@page: page whose memsw charge to transfer@entry: swap entry to move the charge to* Transfer the memsw charge of @page to @entry.
mem_cgroup_uncharge_swap	mem_cgroup_uncharge_swap - uncharge swap space@entry: swap entry to uncharge@nr_pages: the amount of swap space to uncharge
hugetlb_cgroup_uncharge_page	Should be called with hugetlb_lock held
hugetlb_cgroup_uncharge_cgroup

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