PM: Split up sysdev_[suspend|resume] from device_power_[down|up]

[linux-2.6-omap-h63xx.git] / include / linux / swap.h

diff --git a/include/linux/swap.h b/include/linux/swap.h
index 91dee50fe26081b150e3be9155f1f9d7b147f730..d30215578877e499e30cec085664c50619bc3056 100644 (file)
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -214,7 +214,8 @@ static inline void lru_cache_add_active_file(struct page *page)
 extern unsigned long try_to_free_pages(struct zonelist *zonelist, int order,
                                        gfp_t gfp_mask);
 extern unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *mem,
-                                                       gfp_t gfp_mask);
+                                                 gfp_t gfp_mask, bool noswap,
+                                                 unsigned int swappiness);
 extern int __isolate_lru_page(struct page *page, int mode, int file);
 extern unsigned long shrink_all_memory(unsigned long nr_pages);
 extern int vm_swappiness;
@@ -333,6 +334,22 @@ static inline void disable_swap_token(void)
        put_swap_token(swap_token_mm);
 }
 
+#ifdef CONFIG_CGROUP_MEM_RES_CTLR
+extern void mem_cgroup_uncharge_swapcache(struct page *page, swp_entry_t ent);
+#else
+static inline void
+mem_cgroup_uncharge_swapcache(struct page *page, swp_entry_t ent)
+{
+}
+#endif
+#ifdef CONFIG_CGROUP_MEM_RES_CTLR_SWAP
+extern void mem_cgroup_uncharge_swap(swp_entry_t ent);
+#else
+static inline void mem_cgroup_uncharge_swap(swp_entry_t ent)
+{
+}
+#endif
+
 #else /* CONFIG_SWAP */
 
 #define nr_swap_pages                          0L
@@ -409,6 +426,12 @@ static inline swp_entry_t get_swap_page(void)
 #define has_swap_token(x) 0
 #define disable_swap_token() do { } while(0)
 
+static inline int mem_cgroup_cache_charge_swapin(struct page *page,
+                       struct mm_struct *mm, gfp_t mask, bool locked)
+{
+       return 0;
+}
+
 #endif /* CONFIG_SWAP */
 #endif /* __KERNEL__*/
 #endif /* _LINUX_SWAP_H */