1 files changed, 11 insertions, 1 deletions

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index d1fe1a761047..ca71a1d347a0 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -317,13 +317,23 @@ CLEARPAGEFLAG(Uptodate, uptodate)
 extern void cancel_dirty_page(struct page *page, unsigned int account_size);
 
 int test_clear_page_writeback(struct page *page);
-int test_set_page_writeback(struct page *page);
+int __test_set_page_writeback(struct page *page, bool keep_write);
+
+#define test_set_page_writeback(page)                   \
+        __test_set_page_writeback(page, false)
+#define test_set_page_writeback_keepwrite(page) \
+        __test_set_page_writeback(page, true)
 
 static inline void set_page_writeback(struct page *page)
 {
         test_set_page_writeback(page);
 }
 
+static inline void set_page_writeback_keepwrite(struct page *page)
+{
+        test_set_page_writeback_keepwrite(page);
+}
+
 #ifdef CONFIG_PAGEFLAGS_EXTENDED
 /*
  * System with lots of page flags available. This allows separate