* a hint that the filesystem need only write out the pages inside that
* byterange. The byte at `end' is included in the writeout request.
*/
- loff_t range_start;
- loff_t range_end;
+ loff_t start;
+ loff_t end;
unsigned nonblocking:1; /* Don't get stuck on request queues */
unsigned encountered_congestion:1; /* An output: a queue is full */
unsigned for_kupdate:1; /* A kupdate writeback */
unsigned for_reclaim:1; /* Invoked from the page allocator */
unsigned for_writepages:1; /* This is a writepages() call */
- unsigned range_cyclic:1; /* range_start is cyclic */
};
/*
/* These are exported to sysctl. */
extern int dirty_background_ratio;
extern int vm_dirty_ratio;
-extern int dirty_writeback_interval;
-extern int dirty_expire_interval;
+extern int dirty_writeback_centisecs;
+extern int dirty_expire_centisecs;
extern int block_dump;
extern int laptop_mode;
void __user *, size_t *, loff_t *);
void page_writeback_init(void);
-void balance_dirty_pages_ratelimited_nr(struct address_space *mapping,
- unsigned long nr_pages_dirtied);
-
-static inline void
-balance_dirty_pages_ratelimited(struct address_space *mapping)
-{
- balance_dirty_pages_ratelimited_nr(mapping, 1);
-}
-
+void balance_dirty_pages_ratelimited(struct address_space *mapping);
int pdflush_operation(void (*fn)(unsigned long), unsigned long arg0);
int do_writepages(struct address_space *mapping, struct writeback_control *wbc);
int sync_page_range(struct inode *inode, struct address_space *mapping,
loff_t pos, loff_t count);
int sync_page_range_nolock(struct inode *inode, struct address_space *mapping,
loff_t pos, loff_t count);
-void set_page_dirty_balance(struct page *page);
/* pdflush.c */
extern int nr_pdflush_threads; /* Global so it can be exported to sysctl