On Mon, Nov 25, 2024 at 10:28:42PM -0800, Christoph Hellwig wrote: > On Mon, Nov 25, 2024 at 09:42:48PM +0800, Long Li wrote: > > I agree with Brian's point. The scenarios where rounding up io_size > > enables ioend merging are quite rare, so the practical benefits are > > limited, though such cases can still exist. Therefore, I think both > > approaches are acceptable as there doesn't seem to be a significant > > difference between them. > > Given that not rounding and using the unaligned value should be > a lot simpler, can you give it a try? > Okay, so let me send a new version and change it. Thanks, Long Li