[Bug 30009] Kernel isn't able to read data from DVD-Rom

[Ben Collins]

Public bug report changed:
https://launchpad.net/malone/bugs/30009

Comment:
Do you have DMA enabled for this drive? If not, enable it, and if so,
disable it. (hdparm -d 1 /dev/hdc or hdparm -d 0 /dev/hdc).