linux-kernel - Re: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new streaming format

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Message-ID: <20130716093820.GE4402@pd.tnic>
Date:	Tue, 16 Jul 2013 11:38:20 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	"Yann E. MORIN" <yann.morin.1998@...e.fr>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...nel.org>,
	Kyungsik Lee <kyungsik.lee@....com>,
	Michal Marek <mmarek@...e.cz>, linux-kernel@...r.kernel.org,
	linux-kbuild@...r.kernel.org, x86@...nel.org,
	celinux-dev@...ts.celinuxforum.org,
	linux-arm-kernel@...ts.infradead.org, hyojun.im@....com,
	chan.jeong@....com, raphael.andy.lee@...il.com,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Russell King <rmk@....linux.org.uk>,
	Florian Fainelli <florian@...nwrt.org>,
	Yann Collet <yann.collet.73@...il.com>,
	Chanho Min <chanho.min@....com>
Subject: Re: [PATCH -next 2/2] kbuild: fix for updated LZ4 tool with the new
 streaming format

On Tue, Jul 16, 2013 at 11:32:39AM +0200, Yann E. MORIN wrote:
> No, this is already too late: the given .config *is* already broken and
> unbuildable.

Yes, and we don't build it because we fail the build.

> That does not work in two cases:
>   - older distros that do not have the tool packaged

This point is moot - distro kernels are built by the distro people.

>   - automatic test-harness that run thousands of randconfig a day

randconfigs are not guaranteed to build successfully.

> The idea is to be always have a .config that is buildable with the
> current toolset of the system, especially for esoteric and/or recent
> tools that are not packaged and/or installed by default by the
> distros.

How are you going to tell the user running make <something>config to
install the missing tools?

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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