> - if (td->o.zone_mode == ZONE_MODE_ZBD) { > - ret = zbd_adjust_block(td, io_u); > - if (ret == io_u_eof) > - return 1; > - } > + ret = zbd_adjust_block(td, io_u); > + if (ret == io_u_eof) > + return 1; This is cleaner code but probably won't result in performance changes because it is trading a branch and a regular function call to a branch and indirect function call.