mm/rmap.c |    9 +++++++++
 1 files changed, 9 insertions(+)

diff -puN mm/rmap.c~page_referenced-move-dirty mm/rmap.c
--- bk-linux/mm/rmap.c~page_referenced-move-dirty	2004-11-08 15:08:24.483320552 +0300
+++ bk-linux-nikita/mm/rmap.c	2004-11-08 15:08:24.486320096 +0300
@@ -297,15 +297,24 @@ static int page_referenced_one(struct pa
 
 	pte = page_check_address(page, mm, address);
 	if (!IS_ERR(pte)) {
+		int dirty;
+
 		if (ptep_clear_flush_young(vma, address, pte))
 			referenced++;
 
 		if (mm != current->mm && has_swap_token(mm))
 			referenced++;
 
+		/*
+		 * transfer dirtiness from pte to the page, while we are here
+		 */
+		dirty = ptep_test_and_clear_dirty(pte);
+
 		(*mapcount)--;
 		pte_unmap(pte);
 		spin_unlock(&mm->page_table_lock);
+		if (dirty)
+			set_page_dirty(page);
 	}
 out:
 	return referenced;

_