diff options
| -rw-r--r-- | include/linux/memcontrol.h | 11 | ||||
| -rw-r--r-- | mm/memcontrol.c | 5 |
2 files changed, 9 insertions, 7 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index cc0ad7191acd..4f580268b1b7 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -20,6 +20,9 @@ #ifndef _LINUX_MEMCONTROL_H #define _LINUX_MEMCONTROL_H +#include <linux/rcupdate.h> +#include <linux/mm.h> + struct mem_cgroup; struct page_cgroup; struct page; @@ -45,7 +48,11 @@ 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); extern int mem_cgroup_cache_charge(struct page *page, struct mm_struct *mm, gfp_t gfp_mask); -extern struct mem_cgroup *mm_cgroup(struct mm_struct *mm); + +static inline struct mem_cgroup *mm_cgroup(const struct mm_struct *mm) +{ + return rcu_dereference(mm->mem_cgroup); +} static inline void mem_cgroup_uncharge_page(struct page *page) { @@ -98,7 +105,7 @@ static inline int mem_cgroup_cache_charge(struct page *page, return 0; } -static inline struct mem_cgroup *mm_cgroup(struct mm_struct *mm) +static inline struct mem_cgroup *mm_cgroup(const struct mm_struct *mm) { return NULL; } diff --git a/mm/memcontrol.c b/mm/memcontrol.c index ac8774426fec..f6cdbf755ed3 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -110,11 +110,6 @@ struct mem_cgroup *mem_cgroup_from_task(struct task_struct *p) struct mem_cgroup, css); } -inline struct mem_cgroup *mm_cgroup(struct mm_struct *mm) -{ - return rcu_dereference(mm->mem_cgroup); -} - void mm_init_cgroup(struct mm_struct *mm, struct task_struct *p) { struct mem_cgroup *mem; |