Adda comment to patches.suse/SoN-29-fix-swap_sync_page-race to ensure it doesn't...

suse-commit: e785076530e1e4e74336eeb8e9d1d570ba7dceac

diff --git a/mm/page_io.c b/mm/page_io.c
index 2f4c7dc..0bf30bd 100644 (file)
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -150,6 +150,9 @@ out:
        return ret;
 }
 
+/* this comment ensure the patch applies to swap_sync_page
+ * and not swap_set_page_dirty by mistake
+ */
 void swap_sync_page(struct page *page)
 {
        struct swap_info_struct *sis = page_swap_info(page);