Re: [PATCH] ide/libata: fix ata_id_is_cfa()

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On Mon, 26 Jan 2009 21:11:33 +0300
Sergei Shtylyov <sshtylyov@xxxxxxxxxxxxx> wrote:

> Alan Cox wrote:
> 
> >>why we have to check for ATA revision prior to that -- unless we're 
> >>trying to guard against pre ATA-3 values other than 0 or 0xFFFF.
> 
> > Which we are.
> 
>     On what grounds? Note that ATA-3 only names 0 and 0xFFFF as inappropriate 
> values.

On the grounds that there are devices that predate ATA-3 and that we
should be robust.
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