I have slackware 12.1 installed along with slackware64-current.
I have bunch of old cd-s with data backups. Yesterday i had to copy few files from them, but slackware64-currents hal just ignored the cd-s spitting out some errors in /var/log/messages and /var/log/syslog.
Code:
Apr 8 18:01:11 masin kernel: sr 1:0:0:0: [sr0] Unhandled sense code
Apr 8 18:01:11 masin kernel: sr 1:0:0:0: [sr0] Result: hostbyte=0x00 driverbyte=0x08
Apr 8 18:01:11 masin kernel: sr 1:0:0:0: [sr0] Sense Key : 0x3 [current]
Apr 8 18:01:11 masin kernel: sr 1:0:0:0: [sr0] ASC=0x11 ASCQ=0x5
Apr 8 18:01:11 masin kernel: sr 1:0:0:0: [sr0] CDB: cdb[0]=0x28: 28 00 00 05 21 a2 00 00 01 00
/var/log/messages lines 11866-11904/11904 (END)
Apr 8 18:01:11 masin kernel: end_request: I/O error, dev sr0, sector 1345160
Apr 8 18:01:11 masin kernel: Buffer I/O error on device sr0, logical block 336290
/var/log/syslog lines 939-988/988 (END)
I rebooted to slackware 12.1. There, hal detected, mounted these disks with no problem. Copying succeeded also. That's all. What to expect? Can newer software degrade cd/dvd-drives reading performance?