Same thing, really. You have to poke each drive to get the serial
number. What if they are IDE or SCSI or FCAL or RAID array? Probably
reading a block from a disk is safer than trying to find the drive
serial number.
Cheers, Andreas
-- Andreas Dilger \ "If a man ate a pound of pasta and a pound of antipasto, \ would they cancel out, leaving him still hungry?" http://www-mddsp.enel.ucalgary.ca/People/adilger/ -- Dogbert - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/