BLK_SCSI_CMD_PER_LONG  297 include/linux/blkdev.h #define BLK_SCSI_CMD_PER_LONG	(BLK_SCSI_MAX_CMDS / (sizeof(long) * 8))
BLK_SCSI_CMD_PER_LONG  121 include/linux/genhd.h #define BLK_SCSI_CMD_PER_LONG	(BLK_SCSI_MAX_CMDS / (sizeof(long) * 8))