On Tue, Oct 24, 2023 at 04:32:51PM +0800, Peng Zhang wrote: > +++ b/lib/maple_tree.c > @@ -4,6 +4,10 @@ > * Copyright (c) 2018-2022 Oracle Corporation > * Authors: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx> > * Matthew Wilcox <willy@xxxxxxxxxxxxx> > + * > + * Implementation of algorithm for duplicating Maple Tree I thought you agreed that line made no sense, and you were just going to drop it? just add your copyright, right under ours. > + * Copyright (c) 2023 ByteDance > + * Author: Peng Zhang <zhangpeng.00@xxxxxxxxxxxxx>