Index: linux-2.6/fs/jfs/inode.c
===================================================================
--- linux-2.6.orig/fs/jfs/inode.c
+++ linux-2.6/fs/jfs/inode.c
@@ -256,7 +256,7 @@ int jfs_get_block(struct inode *ip, sect
 
 static int jfs_writepage(struct page *page, struct writeback_control *wbc)
 {
-	return nobh_writepage(page, jfs_get_block, wbc);
+	return block_write_full_page(page, jfs_get_block, wbc);
 }
 
 static int jfs_writepages(struct address_space *mapping,
@@ -276,10 +276,13 @@ static int jfs_readpages(struct file *fi
 	return mpage_readpages(mapping, pages, nr_pages, jfs_get_block);
 }
 
-static int jfs_prepare_write(struct file *file,
-			     struct page *page, unsigned from, unsigned to)
-{
-	return nobh_prepare_write(page, from, to, jfs_get_block);
+static int jfs_write_begin(struct file *file, struct address_space *mapping,
+				loff_t pos, unsigned len, unsigned flags,
+				struct page **pagep, void **fsdata)
+{
+	*pagep = NULL;
+	return block_write_begin(file, mapping, pos, len, flags, pagep, fsdata,
+				jfs_get_block);
 }
 
 static sector_t jfs_bmap(struct address_space *mapping, sector_t block)
@@ -303,8 +306,8 @@ const struct address_space_operations jf
 	.writepage	= jfs_writepage,
 	.writepages	= jfs_writepages,
 	.sync_page	= block_sync_page,
-	.prepare_write	= jfs_prepare_write,
-	.commit_write	= nobh_commit_write,
+	.write_begin	= jfs_write_begin,
+	.write_end	= generic_write_end,
 	.bmap		= jfs_bmap,
 	.direct_IO	= jfs_direct_IO,
 };
@@ -357,7 +360,7 @@ void jfs_truncate(struct inode *ip)
 {
 	jfs_info("jfs_truncate: size = 0x%lx", (ulong) ip->i_size);
 
-	nobh_truncate_page(ip->i_mapping, ip->i_size);
+	block_truncate_page(ip->i_mapping, ip->i_size, jfs_get_block);
 
 	IWRITE_LOCK(ip, RDWRLOCK_NORMAL);
 	jfs_truncate_nolock(ip, ip->i_size);