SAM_LUN_AM_FLAT
if (lun > 1 && sdebug_lun_am == SAM_LUN_AM_FLAT)
if (n > (int)SAM_LUN_AM_FLAT) {
if (sdebug_lun_am > SAM_LUN_AM_FLAT) {
sdebug_lun_am = SAM_LUN_AM_FLAT;