1 files changed, 11 insertions, 3 deletions

diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index beaef5c7a0ea..56f92fcbe94a 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -88,8 +88,8 @@ void throttle_vm_writeout(void);
 /* These are exported to sysctl. */
 extern int dirty_background_ratio;
 extern int vm_dirty_ratio;
-extern int dirty_writeback_centisecs;
-extern int dirty_expire_centisecs;
+extern int dirty_writeback_interval;
+extern int dirty_expire_interval;
 extern int block_dump;
 extern int laptop_mode;
 
@@ -99,7 +99,15 @@ int dirty_writeback_centisecs_handler(struct ctl_table *, int, struct file *,
                                       void __user *, size_t *, loff_t *);
 
 void page_writeback_init(void);
-void balance_dirty_pages_ratelimited(struct address_space *mapping);
+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);
+}
+
 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,