writeback: avoid unnecessary calculation of bdi dirty thresholds

[mirror_ubuntu-zesty-kernel.git] / include / linux / writeback.h

diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index c24eca71e80c8a1908a44cf94e11ed487b50b875..72a5d647a5f26d9eb3c798894443d4eb7849c0dd 100644 (file)
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -124,8 +124,9 @@ struct ctl_table;
 int dirty_writeback_centisecs_handler(struct ctl_table *, int,
                                      void __user *, size_t *, loff_t *);
 
-void get_dirty_limits(unsigned long *pbackground, unsigned long *pdirty,
-                     unsigned long *pbdi_dirty, struct backing_dev_info *bdi);
+void global_dirty_limits(unsigned long *pbackground, unsigned long *pdirty);
+unsigned long bdi_dirty_limit(struct backing_dev_info *bdi,
+                              unsigned long dirty);
 
 void page_writeback_init(void);
 void balance_dirty_pages_ratelimited_nr(struct address_space *mapping,