diff options
Diffstat (limited to 'include/linux/swap.h')
-rw-r--r-- | include/linux/swap.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h index 508668f840b6..389d1c382e20 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h | |||
@@ -172,10 +172,16 @@ extern void swap_setup(void); | |||
172 | 172 | ||
173 | /* linux/mm/vmscan.c */ | 173 | /* linux/mm/vmscan.c */ |
174 | extern int try_to_free_pages(struct zone **, gfp_t); | 174 | extern int try_to_free_pages(struct zone **, gfp_t); |
175 | extern int zone_reclaim(struct zone *, gfp_t, unsigned int); | ||
176 | extern int shrink_all_memory(int); | 175 | extern int shrink_all_memory(int); |
177 | extern int vm_swappiness; | 176 | extern int vm_swappiness; |
178 | 177 | ||
178 | #ifdef CONFIG_MIGRATION | ||
179 | extern int isolate_lru_page(struct page *p); | ||
180 | extern int putback_lru_pages(struct list_head *l); | ||
181 | extern int migrate_pages(struct list_head *l, struct list_head *t, | ||
182 | struct list_head *moved, struct list_head *failed); | ||
183 | #endif | ||
184 | |||
179 | #ifdef CONFIG_MMU | 185 | #ifdef CONFIG_MMU |
180 | /* linux/mm/shmem.c */ | 186 | /* linux/mm/shmem.c */ |
181 | extern int shmem_unuse(swp_entry_t entry, struct page *page); | 187 | extern int shmem_unuse(swp_entry_t entry, struct page *page); |
@@ -193,7 +199,7 @@ extern int rw_swap_page_sync(int, swp_entry_t, struct page *); | |||
193 | extern struct address_space swapper_space; | 199 | extern struct address_space swapper_space; |
194 | #define total_swapcache_pages swapper_space.nrpages | 200 | #define total_swapcache_pages swapper_space.nrpages |
195 | extern void show_swap_cache_info(void); | 201 | extern void show_swap_cache_info(void); |
196 | extern int add_to_swap(struct page *); | 202 | extern int add_to_swap(struct page *, gfp_t); |
197 | extern void __delete_from_swap_cache(struct page *); | 203 | extern void __delete_from_swap_cache(struct page *); |
198 | extern void delete_from_swap_cache(struct page *); | 204 | extern void delete_from_swap_cache(struct page *); |
199 | extern int move_to_swap_cache(struct page *, swp_entry_t); | 205 | extern int move_to_swap_cache(struct page *, swp_entry_t); |
@@ -210,6 +216,7 @@ extern unsigned int nr_swapfiles; | |||
210 | extern struct swap_info_struct swap_info[]; | 216 | extern struct swap_info_struct swap_info[]; |
211 | extern void si_swapinfo(struct sysinfo *); | 217 | extern void si_swapinfo(struct sysinfo *); |
212 | extern swp_entry_t get_swap_page(void); | 218 | extern swp_entry_t get_swap_page(void); |
219 | extern swp_entry_t get_swap_page_of_type(int type); | ||
213 | extern int swap_duplicate(swp_entry_t); | 220 | extern int swap_duplicate(swp_entry_t); |
214 | extern int valid_swaphandles(swp_entry_t, unsigned long *); | 221 | extern int valid_swaphandles(swp_entry_t, unsigned long *); |
215 | extern void swap_free(swp_entry_t); | 222 | extern void swap_free(swp_entry_t); |