[PATCH] add missing page_referenced() for MMUless configs

This patch adds the missing page_reference() macro for the no swap
case. With no rmap this is trivially a call to TestClearPageReferenced().

diff --git a/include/linux/swap.h b/include/linux/swap.h
index d20061e6cb08d364e06379a64f116d740e640a23..d17ff9784ffbac5e2001491509f78c82509f3c6e 100644 (file)
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -242,6 +242,8 @@ extern spinlock_t swaplock;
        page_cache_release(page)
 #define free_pages_and_swap_cache(pages, nr) \
        release_pages((pages), (nr), 0);
+#define page_referenced(page) \
+       TestClearPageReferenced(page)
 
 #define show_swap_cache_info()                 /*NOTHING*/
 #define free_swap_and_cache(swp)               /*NOTHING*/