Re: Problems with reading DVD using 2.6.21.5

Alan Cox
2007-07-29T20:30:16Z

> As remounting fixes the problem, I think it doesn't have to do anything
> with the IDE driver, right? The device node should always be connected
> with the physical device, even if unmount. So the "problem" seems to be

The IDE driver handles retries, although for IDE the drive itself also
handles them too by default.

> So the question is: What exactly will this "ISO 9660 driver" do, if
> there is a read error? Will it mark this "failed byte" as "unreadable"
> and will never try again, or will it try again for at least one ore more
> times?

It knows nothing about retry - that happens lower down.