Index: linux-stage/fs/ext4/inode.c
===================================================================
--- linux-stage.orig/fs/ext4/inode.c
+++ linux-stage/fs/ext4/inode.c
@@ -5654,7 +5654,7 @@ static int ext4_do_update_inode(handle_t
 		raw_inode->i_file_acl_high =
 			cpu_to_le16(ei->i_file_acl >> 32);
 	raw_inode->i_file_acl_lo = cpu_to_le32(ei->i_file_acl);
-	if (ei->i_disksize != ext4_isize(raw_inode)) {
+	if (ei->i_disksize != ext4_isize(inode->i_sb, raw_inode)) {
 		ext4_isize_set(raw_inode, ei->i_disksize);
 		need_datasync = 1;
 	}