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SubjectRe: DMA disabled and busy errors
On Wed, Apr 07, 1999 at 08:32:30AM -0400, Mark Lord wrote:

> Chris Wedgwood wrote:
> >
> ...
> > It works 99% of the time, just every now and then, perhaps once a day under
> > light load, more often under heavier load, I get these:
> >
> > hda: timeout waiting for DMA
> > hda: irq timeout: status=0xd0 { Busy }
> > ide0: reset: success
>
> I wouldn't worry about it then. Likely just a firmware (drive) bug.
> Harmless.
>
> I've seen/had lots of drives with that behaviour.
> MS-Win probably just retries the operation silently;
> with linux, we let you know about spurious problems.

Windows probably doesn't see these errors -- they only show under
heavy load. Linux 2.2.x produces these error much more often that
2.0.x, presumably because it drives the hardware harder...




-cw

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