mm: speed up cancel_dirty_page() for clean pages

[sfrench/cifs-2.6.git] / mm / page-writeback.c

diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 83c746577aeab3cdf28f50df86584922d11dcfd5..436714917e038c82d8d08a42d0b2f6c4f14644c2 100644 (file)
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2608,7 +2608,7 @@ EXPORT_SYMBOL(set_page_dirty_lock);
  * page without actually doing it through the VM. Can you say "ext3 is
  * horribly ugly"? Thought you could.
  */
-void cancel_dirty_page(struct page *page)
+void __cancel_dirty_page(struct page *page)
 {
        struct address_space *mapping = page_mapping(page);
 
@@ -2629,7 +2629,7 @@ void cancel_dirty_page(struct page *page)
                ClearPageDirty(page);
        }
 }
-EXPORT_SYMBOL(cancel_dirty_page);
+EXPORT_SYMBOL(__cancel_dirty_page);
 
 /*
  * Clear a page's dirty flag, while caring for dirty memory accounting.