ARM: rockchip: rk3228: add grf definition

[firefly-linux-kernel-4.4.55.git] / include / linux / memcontrol.h

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index d6183f06d8c182951fac67c17a2c05d2ce9f20fa..a3b4812f494f0c74a093fa5693f5e8b07fe6c40f 100644 (file)
--- 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)
 {