SCSI_DISK0_MAJOR   22 include/linux/major.h #define SCSI_DISK0_MAJOR	8
SCSI_DISK0_MAJOR   15 include/linux/root_dev.h Root_SDA1 = MKDEV(SCSI_DISK0_MAJOR, 1),
SCSI_DISK0_MAJOR   16 include/linux/root_dev.h Root_SDA2 = MKDEV(SCSI_DISK0_MAJOR, 2),