linux-kernel - Re: [PATCH RESEND] bug: When !CONFIG_BUG, simplify WARN_ON

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Message-ID: <53091CA9.3060403@infradead.org>
Date:	Sat, 22 Feb 2014 13:54:49 -0800
From:	Randy Dunlap <rdunlap@...radead.org>
To:	Josh Triplett <josh@...htriplett.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Arnd Bergmann <arnd@...db.de>, linux-arch@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND] bug: When !CONFIG_BUG, simplify WARN_ON_ONCE and
 family

On 02/22/2014 11:23 AM, Josh Triplett wrote:

Hi Josh,

If you redo these patches, please make while(0) not look like a
function call, i.e., use while (0) instead.

> +#else /* !CONFIG_BUG */
> +#ifndef HAVE_ARCH_BUG
> +#define BUG() do {} while(0)
> +#endif
> +
> +#ifndef HAVE_ARCH_BUG_ON
> +#define BUG_ON(condition) do { if (condition) ; } while(0)
> +#endif

Thanks.
-- 
~Randy
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