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SubjectRe: some ide-scsi commands starve drives on the same cable
On Mon, Mar 18, 2002 at 02:13:07PM +0100, Martin Dalecki wrote:
> Alan Cox wrote:
> >>during some activities (e.g. erasing a CDRW or fixating a CDR on my
> >>CD-Burner) the hard disc on the same cable cannot be accessed.All data
> >>and swap partitions are inaccessable. There is no dmesg output, just
> >>entering the
> >>mount point fails.
> >>I am not sure if it is a kernel problem or if it is a firmware-bug.
> >
> >
> >Neither. Its an IDE design limitation. IDE can't handle disconnects like
> >real scsi does. The fixate command effectively locks the bus until it
> >completes.
> >
> >There has been some movement forward in the standards on this. You might
> >want to ask our new 2.5 IDE maintainer if/when it will be implemented - I
> >suspect you have to wait a while though. There is much IDE to clean up
> >first
>
> Just for the record: I'm aware of it.
>

That doesn't say much about your plans for it though.
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