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Re: Bye, bye, "generic kernels"

To: <linux-mips@fnet.fr>, "SGI Linux" <linux@cthulhu.engr.sgi.com>, <linuxce-devel@linuxce.org>
Subject: Re: Bye, bye, "generic kernels"
From: "Bradley D. LaRonde" <brad@ltc.com>
Date: Mon, 19 Jul 1999 13:50:41 -0400
Off topic:  I'm wondering - why did I need to apply the R3000 patch for my
R4000 processor build?  Is it just called the R3000 patch but really it's
more than that?

On topic:  I like the fine-grained CPU configuration.  By any chance did you
include Vr4111 in there?

Regards,
Brad

-----Original Message-----
From: Harald Koerfgen <Harald.Koerfgen@home.ivm.de>
To: linux-mips@fnet.fr <linux-mips@fnet.fr>; SGI Linux
<linux@cthulhu.engr.sgi.com>; linuxce-devel@linuxce.org
<linuxce-devel@linuxce.org>
Date: Monday, July 19, 1999 1:46 PM
Subject: Bye, bye, "generic kernels"


>Hi gang,
>
>I am planning to commit the R3000 changes to the CVS this week. In
preparation
>for that I have cleaned up some things and made the CPU configuration finer
>granulated (if you want it) so that it will be possible to configure Linux
for
>CPUs with, for example, an R4000 core but without ll/sc instructions.
>
>As a side effect it will be no longer possible to build "generic" kernels,
i.e.
>kernels that are able to work on R3xxx and R4xxx machines and you'll have
to
>choose at least the right CPU core.
>
>Wanting to have "generic" kernels leads to major uglinesses like avoidable
>indirect function calls and self-modifying code and I don't like that.
>
>AFAIK only the DECstations will be affected and I can happily live with
that
>when it leads to cleaner, leaner and faster code.
>
>Comments?
>---
>Regards,
>Harald
>

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