#define vm_swap_full() (nr_swap_pages*2 < total_swap_pages)
/* linux/mm/oom_kill.c */
-extern void out_of_memory(int gfp_mask);
+extern void out_of_memory(void);
/* linux/mm/memory.c */
extern void swapin_readahead(swp_entry_t, unsigned long, struct vm_area_struct *);
/* linux/mm/page_alloc.c */
extern unsigned long totalram_pages;
extern unsigned long totalhigh_pages;
-extern long nr_swap_pages;
+extern int nr_swap_pages; /* XXX: shouldn't this be ulong? --hch */
extern unsigned int nr_free_pages(void);
extern unsigned int nr_free_pages_pgdat(pg_data_t *pgdat);
extern unsigned int nr_free_buffer_pages(void);
extern struct page * lookup_swap_cache(swp_entry_t);
extern struct page * read_swap_cache_async(swp_entry_t, struct vm_area_struct *vma,
unsigned long addr);
-/* linux/mm/thrash.c */
-#ifdef CONFIG_SWAP
-extern struct mm_struct * swap_token_mm;
-extern void grab_swap_token(void);
-extern void __put_swap_token(struct mm_struct *);
-
-static inline int has_swap_token(struct mm_struct *mm)
-{
- return (mm == swap_token_mm);
-}
-
-static inline void put_swap_token(struct mm_struct *mm)
-{
- if (has_swap_token(mm))
- __put_swap_token(mm);
-}
-#else /* CONFIG_SWAP */
-#define put_swap_token(x) do { } while(0)
-#define grab_swap_token do { } while(0)
-#define has_swap_token 0
-#endif /* CONFIG_SWAP */
/* linux/mm/swapfile.c */
-extern long total_swap_pages;
+extern int total_swap_pages;
extern unsigned int nr_swapfiles;
extern struct swap_info_struct swap_info[];
extern void si_swapinfo(struct sysinfo *);