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SubjectRe: 2.1.111: IDE DMA disabled?
Doug,

Does this mean your system has an "IDE DMA corruption problem"?

If so, then *please* tell me all of the gory details.

Otherwise...

Thanks.
--
mlord@pobox.com
The (ex-)Linux IDE guy

Doug Ledford wrote:
>
> Mark Lord wrote:
>
> > That's from the IDE (ATA) specs. 18" max.
> >
> > The timings with DMA are *identical* to the timings with PIO,
> > so if it fails with DMA, it will fail with PIO as well.
> >
> > Removing DMA from the kernel solves nothing there.
>
> As per Linus' comment in another email, it does make a difference, it not in
> the cable timings, then in other timings relating to the transfer. Probably
> not the least of which is memory congestion. In any case, it does make a
> difference.
>
> --
>
> Doug Ledford <dledford@dialnet.net>
> Opinions expressed are my own, but
> they should be everybody's.

--
mlord@pobox.com
The (ex-)Linux IDE guy

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