[PATCH] fat: add the read/writepages()

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 16 insertions, 1 deletions

diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 897312616b0a..f502c6b8cb49 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -18,6 +18,7 @@
 #include <linux/seq_file.h>
 #include <linux/msdos_fs.h>
 #include <linux/pagemap.h>
+#include <linux/mpage.h>
 #include <linux/buffer_head.h>
 #include <linux/mount.h>
 #include <linux/vfs.h>
@@ -90,9 +91,21 @@ static int fat_writepage(struct page *page, struct writeback_control *wbc)
         return block_write_full_page(page, fat_get_block, wbc);
 }
 
+static int fat_writepages(struct address_space *mapping,
+                          struct writeback_control *wbc)
+{
+        return mpage_writepages(mapping, wbc, fat_get_block);
+}
+
 static int fat_readpage(struct file *file, struct page *page)
 {
-        return block_read_full_page(page, fat_get_block);
+        return mpage_readpage(page, fat_get_block);
+}
+
+static int fat_readpages(struct file *file, struct address_space *mapping,
+                         struct list_head *pages, unsigned nr_pages)
+{
+        return mpage_readpages(mapping, pages, nr_pages, fat_get_block);
 }
 
 static int fat_prepare_write(struct file *file, struct page *page,
@@ -122,7 +135,9 @@ static sector_t _fat_bmap(struct address_space *mapping, sector_t block)
 
 static struct address_space_operations fat_aops = {
         .readpage       = fat_readpage,
+        .readpages      = fat_readpages,
         .writepage      = fat_writepage,
+        .writepages     = fat_writepages,
         .sync_page      = block_sync_page,
         .prepare_write  = fat_prepare_write,
         .commit_write   = fat_commit_write,