sparc64/105607: ipfw on sparc64 doesn't work at all (causes panic)

[Kip Macy]

This is an artifact of being compiled with the -medlow option. This could be
fixed by only allocating KVM for modules below the 4GB boundary.

    -Kip


On 11/16/06, Kris Kennaway <kris at obsecurity.org> wrote:
>
> The following reply was made to PR sparc64/105607; it has been noted by
> GNATS.
>
> From: Kris Kennaway <kris at obsecurity.org>
> To: Aled Morris <aledm at qix.co.uk>
> Cc: Kris Kennaway <kris at obsecurity.org>, freebsd-gnats-submit at FreeBSD.org
> Subject: Re: sparc64/105607: ipfw on sparc64 doesn't work at all (causes
> panic)
> Date: Thu, 16 Nov 2006 18:01:03 -0500
>
> On Thu, Nov 16, 2006 at 10:03:07PM +0000, Aled Morris wrote:
> > Kris Kennaway wrote:
> >
> > >>I tried.  The problem is in loading kernel modules.  Panic every time.
> > >>
> > >>IPFW compiled-in to the kernel works fine.
> > >>
> > >>Now what do I do?  submit a new PR for the KLD problem?
> > >>
> > >>
> > >
> > >No, it's not really a bug, but a design limitation in the way things
> > >are compiled on sparc.
> > >
> > >Kris
> > >
> > >
> > KLD isn't expected to work on sparc64?
>
> As I said, not if you have too much memory.  Apparently =4GB is
> already too much, but lesser amounts do work.
>
> > There should be a note about this in the release notes or on the website
> > or something (maybe I missed it?)
>
> Not sure if/where it's documented, so yeah, maybe it could be more
> prominent.
>
> Kris
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