linux-kernel - Re: kbuild update

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Message-Id: <20070916122343.59e8885d.akpm@linux-foundation.org>
Date:	Sun, 16 Sep 2007 12:23:43 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	"Robert P. J. Day" <rpjday@...dspring.com>
Cc:	Sam Ravnborg <sam@...nborg.org>,
	kbuild devel <kbuild-devel@...ts.sourceforge.net>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: kbuild update

On Sun, 16 Sep 2007 08:58:03 -0400 (EDT) "Robert P. J. Day" <rpjday@...dspring.com> wrote:

> On Sun, 16 Sep 2007, Sam Ravnborg wrote:
> 
> > A summary of what is planned to be submitted in next merge window for kbuild.
> > The shortlog below have additional details but the headlines are:
> ...
> > o add script to find unused kconfig symbols (try it!)
> 
> based on my experiences with this, unless you filter carefully, you're
> going to end up with a *whack* of false positives given the number of
> developers who elect to name their local macros starting with a prefix
> of "CONFIG_".  good luck dealing with *that*.  :-)

box:/usr/src/linux-2.6.23-rc6> grep -r '^[      ]*#[    ]*define[       ]*CONFIG_' . | wc -l
415

bah.  They're all bugs - The CONFIG_foo namespace is (should be) reserved in
kernel coding.


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