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SubjectRe: sym53c875: reading /proc causes SCSI parity error


On Wed, 28 Nov 2001, David S. Miller wrote:

> From: Gérard Roudier <groudier@free.fr>
> Date: Wed, 28 Nov 2001 20:51:01 +0100 (CET)
>
> On Wed, 28 Nov 2001, David S. Miller wrote:
>
> > Why not just put some bitmap pointer into the pci device
> > struct. If it is non-NULL, it specifies PCI config space
> > areas which have side-effects.
>
> Or a simple offset beyond which reading data isn't desirable for
> whatever reasons.
>
> I do not think that is sufficient.
>
> I have seen chips where only one single PCI config space word would
> trigger problems, and it was due to a hw bug. The "offset beyond"
> scheme would not allow to cover this case.

OK. I ignored that such weirdness existed.

Gérard.

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