On Tue, May 30, 2023 at 11:32:39AM +0800, gouhao@xxxxxxxxxxxxx wrote: > From: Gou Hao <gouhao@xxxxxxxxxxxxx> > > In submit_bh_wbc(), bio is newly allocated, so it > does not need any merging logic. > > And using bio_add_page here will execute 'bio_flagged( > bio, BIO_CLONED)' and 'bio_full' twice, which is unnecessary. https://lore.kernel.org/linux-fsdevel/20230502101934.24901-5-johannes.thumshirn@xxxxxxx/ You could send some Reviewed-by: tags to that patch series.