/* scsi-mid layer global parmeter is max_report_luns, which is 511 */
#define MPT3SAS_MAX_LUN (16895)
-static int max_lun = MPT3SAS_MAX_LUN;
-module_param(max_lun, int, 0);
+static u64 max_lun = MPT3SAS_MAX_LUN;
+module_param(max_lun, ullong, 0);
MODULE_PARM_DESC(max_lun, " max lun, default=16895 ");