diff -urpN -X /home/fletch/.diff.exclude 600-32bit_dev_t/drivers/scsi/sd.c 620-devfs_fixup/drivers/scsi/sd.c
--- 600-32bit_dev_t/drivers/scsi/sd.c	Fri May 30 19:02:15 2003
+++ 620-devfs_fixup/drivers/scsi/sd.c	Fri May 30 19:33:27 2003
@@ -127,6 +127,9 @@ static int sd_major(int major_idx)
 		return SCSI_DISK1_MAJOR + major_idx - 1;
 	case 8 ... 15:
 		return SCSI_DISK8_MAJOR + major_idx - 8;
+#define MAX_IDX       (TOTAL_SD_DISKS >> 4)
+	case 16 ... MAX_IDX:
+		return SCSI_DISK15_MAJOR;
 	default:
 		BUG();
 		return 0;	/* shut up gcc */