typedef int filler_t(void *, struct page *);
extern struct page * find_get_page(struct address_space *mapping,
- unsigned long index);
+ pgoff_t index);
extern struct page * find_lock_page(struct address_space *mapping,
- unsigned long index);
+ pgoff_t index);
extern struct page * find_or_create_page(struct address_space *mapping,
- unsigned long index, gfp_t gfp_mask);
+ pgoff_t index, gfp_t gfp_mask);
unsigned find_get_pages(struct address_space *mapping, pgoff_t start,
unsigned int nr_pages, struct page **pages);
unsigned find_get_pages_contig(struct address_space *mapping, pgoff_t start,
/*
* Returns locked page at given index in given cache, creating it if needed.
*/
-static inline struct page *grab_cache_page(struct address_space *mapping, unsigned long index)
+static inline struct page *grab_cache_page(struct address_space *mapping,
+ pgoff_t index)
{
return find_or_create_page(mapping, index, mapping_gfp_mask(mapping));
}
extern struct page * grab_cache_page_nowait(struct address_space *mapping,
- unsigned long index);
+ pgoff_t index);
extern struct page * read_cache_page_async(struct address_space *mapping,
- unsigned long index, filler_t *filler,
+ pgoff_t index, filler_t *filler,
void *data);
extern struct page * read_cache_page(struct address_space *mapping,
- unsigned long index, filler_t *filler,
+ pgoff_t index, filler_t *filler,
void *data);
extern int read_cache_pages(struct address_space *mapping,
struct list_head *pages, filler_t *filler, void *data);
static inline struct page *read_mapping_page_async(
struct address_space *mapping,
- unsigned long index, void *data)
+ pgoff_t index, void *data)
{
filler_t *filler = (filler_t *)mapping->a_ops->readpage;
return read_cache_page_async(mapping, index, filler, data);
}
static inline struct page *read_mapping_page(struct address_space *mapping,
- unsigned long index, void *data)
+ pgoff_t index, void *data)
{
filler_t *filler = (filler_t *)mapping->a_ops->readpage;
return read_cache_page(mapping, index, filler, data);
}
int add_to_page_cache(struct page *page, struct address_space *mapping,
- unsigned long index, gfp_t gfp_mask);
+ pgoff_t index, gfp_t gfp_mask);
int add_to_page_cache_lru(struct page *page, struct address_space *mapping,
- unsigned long index, gfp_t gfp_mask);
+ pgoff_t index, gfp_t gfp_mask);
extern void remove_from_page_cache(struct page *page);
extern void __remove_from_page_cache(struct page *page);