Re: Question on ata_gen_passthru_sense interpretation of fixed format sense buffer

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Hello,

On Tue, Aug 18, 2020 at 09:12:13PM -0700, Akshat Jain wrote:
> To answer your question:
> 1. Yes we will start working on a patch and send it for review.
> 2. We found this issue during our code review.
> 
> Another information I need to bring to your attention is that many
> user libraries today decode the fixed format sense block based on the
> format today's kernel (ata_gen_passthru_sense) provides. Rather than
> the format specified in the SCSI Primary commands - 4 specification.
> If we were to correct the field offsets for the fixed format sense block.
> It may break such libraries. How do you assess the impact
> of such a change?

So, I don't know. Given that nobody tripped over it till now, I doubt fixing
it would cause a lot of trouble but at the same time it isn't a real
problem, again, given that nobody has tripped over it yet. Maybe just fix it
and see how it goes?

Thanks.

-- 
tejun



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