linux-kernel - Re: [PATCH v4 7/9] bug.h: Fix BUILD_BUG_ON macro in __CHECKER_

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Message-ID: <20121030164421.GE28499@liondog.tnic>
Date:	Tue, 30 Oct 2012 17:44:21 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Daniel Santos <daniel.santos@...ox.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Andi Kleen <ak@...ux.intel.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Christopher Li <sparse@...isli.org>,
	Daniel Santos <daniel.santos@...ox.com>,
	David Daney <david.daney@...ium.com>,
	David Howells <dhowells@...hat.com>,
	Joe Perches <joe@...ches.com>,
	Josh Triplett <josh@...htriplett.org>,
	Konstantin Khlebnikov <khlebnikov@...nvz.org>,
	linux-sparse@...r.kernel.org,
	Michel Lespinasse <walken@...gle.com>,
	Paul Gortmaker <paul.gortmaker@...driver.com>,
	Pavel Pisa <pisa@....felk.cvut.cz>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Steven Rostedt <rostedt@...dmis.org>,
	David Rientjes <rientjes@...gle.com>
Subject: Re: [PATCH v4 7/9] bug.h: Fix BUILD_BUG_ON macro in __CHECKER__

On Sun, Oct 28, 2012 at 03:57:13PM -0500, danielfsantos@....net wrote:
> When __CHECKER__ is defined, we disable all of the BUILD_BUG.* macros.
> However, BUILD_BUG_ON was evaluating to nothing in this case, and we
> want (0) since this is a function-like macro that will be followed by a
> semicolon.
> 
> Signed-off-by: Daniel Santos <daniel.santos@...ox.com>

Acked-by: Borislav Petkov <bp@...en8.de>

-- 
Regards/Gruss,
    Boris.
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