linux-kernel - Re: [PATCH] Add eeprom_bad_csum

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Date:	Tue, 23 Oct 2007 16:53:49 -0700
From:	Stephen Hemminger <shemminger@...ux-foundation.org>
To:	"Kok, Auke" <auke-jan.h.kok@...el.com>
Cc:	Dave Jones <davej@...hat.com>, Jeff Garzik <jeff@...zik.org>,
	"Kok, Auke" <auke-jan.h.kok@...el.com>,
	Adam Jackson <ajax@...hat.com>, linux-kernel@...r.kernel.org,
	David Miller <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH] Add eeprom_bad_csum_allow module option to e1000.

On Tue, 23 Oct 2007 16:03:38 -0700
"Kok, Auke" <auke-jan.h.kok@...el.com> wrote:

> Dave Jones wrote:
> > On Tue, Oct 23, 2007 at 04:40:01PM -0400, Jeff Garzik wrote:
> > 
> >  > > In any case, this patch should not be merged. We often send it around to users to
> >  > > debug their issue in case it involves eeproms, but merging it will just conceal
> >  > > the real issue and all of a sudden a flood of people stop reporting *real* issues
> >  > > to us.
> >  > 
> >  > Sorry, I disagree.  Just as with e100, if there is a clear way the user 
> >  > can recover their setup -- and Adam says his was effective -- I don't 
> >  > see why we should be denying users the ability to use their own hardware.
> >  
> > Indeed. This is a common enough problem that not including it causes more pain
> > than its worth.  I have two affected boxes myself that I actually thought
> > the hardware was dead before I tried ajax's patch.
> 
> 
> look: You should have reported this to us and you didn't. Now you are using the
> fact that you did not report it as an argument which is out of place.
> 
> why do you say it is common? how often have you seen this and not reported it back
> to our support? are you willingly trying to frustrate this issue?
> 
> 
> Auke

What about a compromise like "ignore_checksum" module option?
That way users with bad checksums wouldn't just ignore the problem (no one reads console logs),
but would have a way to correct the checksum.

There are many reasons would want the ability to fix the problem themselves without
asking Intel.  

-- 
Stephen Hemminger <shemminger@...ux-foundation.org>
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