linux-kernel - Re: [PATCH] checkpatch: Add test for #defines of ARCH_HAS

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Date:	Wed, 25 Sep 2013 19:40:26 -0700
From:	Joe Perches <joe@...ches.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@....ibm.com>,
	Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	James Hogan <james.hogan@...tec.com>,
	"James E.J. Bottomley" <jejb@...isc-linux.org>,
	Helge Deller <deller@....de>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH] checkpatch: Add test for #defines of ARCH_HAS_<foo>

On Wed, 2013-09-25 at 19:32 -0700, Andrew Morton wrote:
> On Wed, 25 Sep 2013 19:00:54 -0700 Joe Perches <joe@...ches.com> wrote:
> 
> > +# Use of __ARCH_HAS_<FOO> or ARCH_HAVE_<BAR> is wrong.
> > +		if ($line =~ /\+\s*#\s*define\s+((?:__)?ARCH_(?:HAS|HAVE)\w*)\b/) {
> > +			ERROR("DEFINE_ARCH_HAS",
> > +			      "#define of '$1' is wrong - use Kconfig variables or standard guards instead\n" . $herecurr);
> > +		}
> > +
> 
> Perhaps we can provide people with a bit more help than that. 
> http://www.kernelhub.org/?msg=334759&p=2 would suit (gad, google
> updates fast!) or copy-n-paste into Documentation/wherever and refer to
> that?
> 

Maybe the fancy lkml.kernel.org link:

http://lkml.kernel.org/r/CA+55aFycQ9XJvEOsiM3txHL5bjUc8CeKWJNR_H+MiicaddB42Q@mail.gmail.com

as that might be more long-term stable.

Will kernel.org ever store all the lkml emails so it
doesn't have to reference outside links?


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