Date: Wed, 17 Jul 2002 17:36:10 -0700 From: Peter Wemm <peter@wemm.org> To: Bosko Milekic <bmilekic@unixdaemons.com> Cc: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/i386/i386 pmap.c Message-ID: <20020718003610.584073811@overcee.wemm.org> In-Reply-To: <20020717184627.A14673@unixdaemons.com>
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Bosko Milekic wrote:
>
> On Wed, Jul 17, 2002 at 02:47:05PM -0700, Peter Wemm wrote:
> > peter 2002/07/17 14:47:05 PDT
> >
> > Modified files:
> > sys/i386/i386 pmap.c
> > Log:
> > Avoid trying to set PG_G on the first 4MB when we set up the 4MB page.
> > This solves the SMP panic for at least one system. I'd still like to kno
w
> > why my xeon works though.
>
> Does this mean if the kernel is found in the first 4MB page, PG_G will
> not be set there?
It never was. We can see if it works (but beware PG_G has a different bit
position for 4MB pde's if I remember correctly) but I didn't want to mix
this up with the other problems just yet.
> In any case, I'm happy to report that with this fix, we got my dual
> PII to boot again. Thanks Peter.
And meanwhile, my Xeon keeps on running. :-]
Cheers,
-Peter
--
Peter Wemm - peter@wemm.org; peter@FreeBSD.org; peter@yahoo-inc.com
"All of this is for nothing if we don't go to the stars" - JMS/B5
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