md: don't write more than is required of the last page of a bitmap

[linux-2.6-omap-h63xx.git] / include / linux / raid / bitmap.h

diff --git a/include/linux/raid/bitmap.h b/include/linux/raid/bitmap.h
index 6db9a4c153556a7236caf4dbf376b27900af3f15..dd5a05d03d4f477f2c90040331ec6d8c7de03d36 100644 (file)
--- 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;