On Tue, Apr 21, 2020 at 08:49:52PM +0800, Ming Lei wrote: > The following three fields of scsi_host_template are referenced in > scsi IO submission path, so put them together into one cacheline: > > - cmd_size > - queuecommand > - commit_rqs Please add comment in the code on why they are grouped as they are. It probably also makes sense to have them at the very beginning of the structure. Otherwise this looks good.