1 /* memcontrol.h - Memory Controller
3 * Copyright IBM Corporation, 2007
4 * Author Balbir Singh <balbir@linux.vnet.ibm.com>
6 * Copyright 2007 OpenVZ SWsoft Inc
7 * Author: Pavel Emelianov <xemul@openvz.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
20 #ifndef _LINUX_MEMCONTROL_H
21 #define _LINUX_MEMCONTROL_H
26 #ifdef CONFIG_CGROUP_MEM_CONT
28 extern void mm_init_cgroup(struct mm_struct *mm, struct task_struct *p);
29 extern void mm_free_cgroup(struct mm_struct *mm);
30 extern void page_assign_page_cgroup(struct page *page,
31 struct page_cgroup *pc);
32 extern struct page_cgroup *page_get_page_cgroup(struct page *page);
33 extern int mem_cgroup_charge(struct page *page, struct mm_struct *mm);
34 extern void mem_cgroup_uncharge(struct page_cgroup *pc);
36 static inline void mem_cgroup_uncharge_page(struct page *page)
38 mem_cgroup_uncharge(page_get_page_cgroup(page));
41 #else /* CONFIG_CGROUP_MEM_CONT */
42 static inline void mm_init_cgroup(struct mm_struct *mm,
43 struct task_struct *p)
47 static inline void mm_free_cgroup(struct mm_struct *mm)
51 static inline void page_assign_page_cgroup(struct page *page,
52 struct page_cgroup *pc)
56 static inline struct page_cgroup *page_get_page_cgroup(struct page *page)
61 static inline int mem_cgroup_charge(struct page *page, struct mm_struct *mm)
66 static inline void mem_cgroup_uncharge(struct page_cgroup *pc)
70 static inline void mem_cgroup_uncharge_page(struct page *page)
74 #endif /* CONFIG_CGROUP_MEM_CONT */
76 #endif /* _LINUX_MEMCONTROL_H */