1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/raid/bitmap.h b/include/linux/raid/bitmap.h
index 6db9a4c1535..dd5a05d03d4 100644
--- a/include/linux/raid/bitmap.h
+++ b/include/linux/raid/bitmap.h
@@ -232,6 +232,7 @@ struct bitmap {
         struct page **filemap; /* list of cache pages for the file */
         unsigned long *filemap_attr; /* attributes associated w/ filemap pages */
         unsigned long file_pages; /* number of pages in the file */
+        int last_page_size; /* bytes in the last page */
 
         unsigned long flags;