Since installing the current kernel I seem to have lost the ability to do dma with cdrom and dvd drives. (kernel 2.4.21-pre2.1) Trying to set the dma with hdparm gives:
[root@ny-glensfalls3a-57 cdroms]# hdparm -d /dev/cdroms/cdrom0 /dev/cdroms/cdrom0 not supported by hdparm V.
