linux-kernel - Re: [PATCH] kbuild: work around distcc/icecc madness

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Message-ID: <alpine.LFD.2.00.0903201658140.29264@localhost.localdomain>
Date:	Fri, 20 Mar 2009 17:00:00 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Peter Zijlstra <peterz@...radead.org>
cc:	Sam Ravnborg <sam@...nborg.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH] kbuild: work around distcc/icecc madness

On Fri, 20 Mar 2009, Peter Zijlstra wrote:
> Yes, this makes it mostly work again... however,
> 
> On -linus I can do:
>   
> # cat distmake
> 
>   #!/bin/bash
> 
>   ARCH=$1; shift
> 
>   export LD="nice -n19 ${ARCH}-linux-ld"
>   export AS="distcc ${ARCH}-linux-as"
>   export CC="distcc ${ARCH}-linux-gcc"
> 
>   make LD="$LD" AS="$AS" CC="$CC" -j $DISTCC_SLOTS "$@"
> 
> # distmake x86_64 bzImage
> 
> to build the tree, and then use: 
> 
> # make install
> 
> to install the resulting image. Note how the second make will use the
> system gcc and not the distcc with cross arch toolchain.
> 
> This will still start a full rebuild on -tip. When I change my script to
> use distmake x86_64 install, things work again after this patch.

Changing from distcc to gcc will start a full rebuild on linus tree as
well.

Thanks,

	tglx
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