Re: [RFC] one line fix in arch/i386/Kconfig

H. Peter Anvin (hpa@zytor.com)
7 Mar 2003 15:10:42 -0800

Followup to: <20030307223202.9244.qmail@linuxmail.org>
By author: "Paolo Ciarrocchi" <ciarrocchi@linuxmail.org>
In newsgroup: linux.dev.kernel
> >
> > We want people to be able to build a kernel which will run on many systems
> > but still use CPU specific features.
>
> Ah... ok I see the point, I could compile a kernel with PIII optimizations
> and then run it on a PIV.
>
> But it is a complication in the configuration process.
> Do we agree on that ?
>

Not really.

>
> How about a config entry:
> "Leave only the option related to the CPU I selected" ?
>

What we really need is to separate out "optimize for CPU" and "support
CPU", kind of like gcc has -mcpu= and -march=.

-hpa

-- 
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
Architectures needed: ia64 m68k mips64 ppc ppc64 s390 s390x sh v850 x86-64
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