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Date: Fri, 5 Jun 2009 23:56:11 +0200
From: Sam Ravnborg <sam@ravnborg.org>
To: Cheng Renquan <crq@hera.kernel.org>
Cc: linux-kbuild@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>,
       linux-kernel@vger.kernel.org, crquan@gmail.com
Subject: Re: [PATCH] Kbuild: remove extra ifdef/endif of top Makefile
Message-ID: <20090605215611.GG29008@uranus.ravnborg.org>
References: <1243324987-17840-1-git-send-email-crq@hera.kernel.org>
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On Tue, May 26, 2009 at 04:03:07PM +0800, Cheng Renquan wrote:
> From: Cheng Renquan <crq@kernel.org>
> 
> The GNU make's origin function know undefined variable well,
> so the outer ifdef/endif is unneeded.
> 
> I've checked the minimal requirements from Documentation/Changes
> is GNU make 3.79.1, and that version of GNU make has support of
> origin function already, so now it's safe to kill the outer
> conditional checking, without upgrading the minimal requirements.

Applied with V2 of your description,

	Sam