From: "H. Peter Anvin" <hpa@zytor.com>
To: linux-kernel@vger.kernel.org
Subject: Re: [RFC] one line fix in arch/i386/Kconfig
Date: 7 Mar 2003 15:10:42 -0800 [thread overview]
Message-ID: <b4b8ti$cq8$1@cesium.transmeta.com> (raw)
In-Reply-To: 20030307223202.9244.qmail@linuxmail.org
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
next prev parent reply other threads:[~2003-03-07 23:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-07 22:32 [RFC] one line fix in arch/i386/Kconfig Paolo Ciarrocchi
2003-03-07 23:10 ` H. Peter Anvin [this message]
-- strict thread matches above, loose matches on Subject: below --
2003-03-07 22:03 Paolo Ciarrocchi
2003-03-07 22:18 ` H. Peter Anvin
2003-03-07 23:18 ` Alan Cox
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