Re: [PATCH 2/2] pci/dmar: Tone down warnings about invalid BIOS DMAR tables

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On Fri, 2010-03-19 at 01:11 +0000, Ben Hutchings wrote:
> We now know how to deal with these tables so that they are harmless.
> Don't taint the kernel and don't say the BIOS is 'broken' as this
> makes users think of hardware damage.
> 
> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
> ---
> We usually insist that a reported bug is reproducible without a tainted
> kernel.  In this case, the warning taint is unavoidable and looking for
> the warning messages is a waste of time for me as a distribution
> maintainer for bug submitters.

Nack. The warnings have been extremely useful in tracking these errors
and getting BIOS vendors to pay attention.

If the taint is a problem, how about making a new BIOS_WARN() which sets
a different taint flag.

-- 
David Woodhouse                            Open Source Technology Centre
David.Woodhouse@xxxxxxxxx                              Intel Corporation

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