On Wed, 23 Oct 2019, Yang Shi wrote: > On 10/23/19 10:24 AM, Matthew Wilcox wrote: > > On Thu, Oct 24, 2019 at 01:05:04AM +0800, Yang Shi wrote: > > > + return map_count >= 0 && > > > + map_count == atomic_read(&head[1].compound_mapcount); > > > } > > I didn't like Hugh's duplicate definition either. May I suggest: > > Thanks, Willy. It is fine to me. Will take it in v3. Agreed, that will be better. Hugh