[readdir] convert ocfs2

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index 8eccfab..242170d 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -1941,6 +1941,7 @@
 }
 
 struct ocfs2_orphan_filldir_priv {
+	struct dir_context	ctx;
 	struct inode		*head;
 	struct ocfs2_super	*osb;
 };
@@ -1977,11 +1978,11 @@
 {
 	int status;
 	struct inode *orphan_dir_inode = NULL;
-	struct ocfs2_orphan_filldir_priv priv;
-	loff_t pos = 0;
-
-	priv.osb = osb;
-	priv.head = *head;
+	struct ocfs2_orphan_filldir_priv priv = {
+		.ctx.actor = ocfs2_orphan_filldir,
+		.osb = osb,
+		.head = *head
+	};
 
 	orphan_dir_inode = ocfs2_get_system_file_inode(osb,
 						       ORPHAN_DIR_SYSTEM_INODE,
@@ -1999,8 +2000,7 @@
 		goto out;
 	}
 
-	status = ocfs2_dir_foreach(orphan_dir_inode, &pos, &priv,
-				   ocfs2_orphan_filldir);
+	status = ocfs2_dir_foreach(orphan_dir_inode, &priv.ctx);
 	if (status) {
 		mlog_errno(status);
 		goto out_cluster;