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From: Denis Vlasenko <vda@ilport.com.ua>
To: fawadlateef@gmail.com
Subject: Re: regarding kernel compilation
Date: Tue, 20 Sep 2005 11:12:27 +0300
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Cc: Gireesh Kumar <gireesh.kumar@einfochips.com>, linux-kernel@vger.kernel.org
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On Tuesday 20 September 2005 10:11, Fawad Lateef wrote:
> On 9/20/05, Gireesh Kumar <gireesh.kumar@einfochips.com> wrote:
> > Hi,
> > I'd like to compile 2.4.20-6 kernel while running in 2.6 kernel. I tried
> > to do so but there are redeclaration errors with /kernel/sched.c and
> > /include/linux/sched.h. One it is FASTCALL and the other it is not.
> > Can anyone help me to fix this?

Kernel conpile should never use system includes, let alone
includes from _another_ kernel tree. (Using stdarg.h from gcc is ok)

> I don't think you will be able to compile 2.4 kernel on to the 2.6
> kernel based distro .... as in 2.6 based distro, mod-utils and other

2.6 modutils (module-init-tools to be exact) fall back to <toolname>.old
(by just exec'ing it) if those exist.

> packages are updated and will only support 2.6 based kernel .... So

Not true. I compiled 2.4 kernels on 2.6 machine without any problems.

> its better to get 2.4 kernel based distribution .... (and can keep/run
> both 2.6 and 2.4 based distributions simultanously on the same system,
> so that you can boot in any of them as per your requirement of 2.4 or
> 2.6 kernel)
--
vda
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