diff options
Diffstat (limited to 'include/linux/memcontrol.h')
-rw-r--r-- | include/linux/memcontrol.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 0b46c2068b9..1f9b119f4ac 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -73,6 +73,7 @@ extern unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan, extern void mem_cgroup_out_of_memory(struct mem_cgroup *mem, gfp_t gfp_mask); int task_in_mem_cgroup(struct task_struct *task, const struct mem_cgroup *mem); +extern struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page); extern struct mem_cgroup *mem_cgroup_from_task(struct task_struct *p); static inline @@ -85,6 +86,8 @@ int mm_match_cgroup(const struct mm_struct *mm, const struct mem_cgroup *cgroup) return cgroup == mem; } +extern struct cgroup_subsys_state *mem_cgroup_css(struct mem_cgroup *mem); + extern int mem_cgroup_prepare_migration(struct page *page, struct mem_cgroup **ptr); extern void mem_cgroup_end_migration(struct mem_cgroup *mem, @@ -202,6 +205,11 @@ mem_cgroup_move_lists(struct page *page, enum lru_list from, enum lru_list to) { } +static inline struct mem_cgroup *try_get_mem_cgroup_from_page(struct page *page) +{ + return NULL; +} + static inline int mm_match_cgroup(struct mm_struct *mm, struct mem_cgroup *mem) { return 1; @@ -213,6 +221,11 @@ static inline int task_in_mem_cgroup(struct task_struct *task, return 1; } +static inline struct cgroup_subsys_state *mem_cgroup_css(struct mem_cgroup *mem) +{ + return NULL; +} + static inline int mem_cgroup_prepare_migration(struct page *page, struct mem_cgroup **ptr) { |