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Date: Mon, 29 Dec 2008 12:50:38 -0800
From: Alfred Perlstein <alfred@freebsd.org>
To: Poul-Henning Kamp <phk@phk.freebsd.dk>
Message-ID: <20081229205038.GL20239@elvis.mu.org>
References: <20081228053530.GF18389@elvis.mu.org>
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Cc: Scott Long <scottl@samsco.org>,
	"src-committers@freebsd.org" <src-committers@freebsd.org>,
	"svn-src-all@freebsd.org" <svn-src-all@freebsd.org>,
	"svn-src-head@freebsd.org" <svn-src-head@freebsd.org>,
	"mav@freebsd.org" <mav@freebsd.org>, "M. Warner Losh" <imp@bsdimp.com>
Subject: Re: svn commit: r186182 - head/sys/dev/ata
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* Poul-Henning Kamp <phk@phk.freebsd.dk> [081227 23:53] wrote:
> In message <20081228053530.GF18389@elvis.mu.org>, Alfred Perlstein writes:
> >* Scott Long <scottl@samsco.org> [081226 18:34] wrote:
> 
> >> I prefer to do nothing.  It's not unsafe or erroneous to access cfg  
> >> registers.  But if some kind of message does get added, I insist that  
> >> it drop all pretenses and say, "you're too poor to run freebsd, come  
> >> back when you can afford better hardware.". :)
> >
> >Well that could be the result of a driver that has a "bug" that
> >makes it access cfg space when it does not need to, as what seems
> >to have just been fixed.
> 
> How about adding a counter and a rate warning under INVARIANTS ?

Yeah, again it's one of those things that I think I understand
at a high level, but I don't have the hands-on skills to do it
in a timely manner.

I'll look into it if people keep tripping over this.

thank you,
-Alfred