diff options
Diffstat (limited to 'include/linux/memcontrol.h')
| -rw-r--r-- | include/linux/memcontrol.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index d6183f06d8c1..a3b4812f494f 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -124,6 +124,25 @@ extern void mem_cgroup_print_oom_info(struct mem_cgroup *memcg, extern void mem_cgroup_replace_page_cache(struct page *oldpage, struct page *newpage); +static inline void mem_cgroup_oom_enable(void) +{ + WARN_ON(current->memcg_oom.may_oom); + current->memcg_oom.may_oom = 1; +} + +static inline void mem_cgroup_oom_disable(void) +{ + WARN_ON(!current->memcg_oom.may_oom); + current->memcg_oom.may_oom = 0; +} + +static inline bool task_in_memcg_oom(struct task_struct *p) +{ + return p->memcg_oom.memcg; +} + +bool mem_cgroup_oom_synchronize(bool wait); + #ifdef CONFIG_MEMCG_SWAP extern int do_swap_account; #endif @@ -347,6 +366,24 @@ static inline void mem_cgroup_end_update_page_stat(struct page *page, { } +static inline void mem_cgroup_oom_enable(void) +{ +} + +static inline void mem_cgroup_oom_disable(void) +{ +} + +static inline bool task_in_memcg_oom(struct task_struct *p) +{ + return false; +} + +static inline bool mem_cgroup_oom_synchronize(bool wait) +{ + return false; +} + static inline void mem_cgroup_inc_page_stat(struct page *page, enum mem_cgroup_page_stat_item idx) { |