Message-ID: <49776208.8050704@kernel.org>
Date: Wed, 21 Jan 2009 09:57:28 -0800
From: "H. Peter Anvin" <hpa@kernel.org>
Organization: Linux Kernel Organization, Inc.
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To: Sam Ravnborg <sam@ravnborg.org>
CC: Arnd Bergmann <arnd@arndb.de>, Helge Deller <deller@gmx.de>,
       David Miller <davem@davemloft.net>, jaswinder@kernel.org, mingo@elte.hu,
       x86@kernel.org, linux-kernel@vger.kernel.org,
       linux-parisc@vger.kernel.org, Kyle McMartin <kyle@mcmartin.ca>
Subject: Re: Confusion in usr/include/asm-generic/fcntl.h
References: <1232496257.3123.19.camel@localhost.localdomain> <200901210924.23484.arnd@arndb.de> <20090121113853.GB1579@uranus.ravnborg.org> <200901211313.17394.arnd@arndb.de> <20090121172837.GA4386@uranus.ravnborg.org>
In-Reply-To: <20090121172837.GA4386@uranus.ravnborg.org>
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Sam Ravnborg wrote:
> 
> It gives the warning only if you add -Wundef which IIRC is not default
> with -Wall. And using the "__BITS_PER_LONG == 64" the risk of gitting
> the expression wrong is much higher than the simpler variant where
> you only write:
> 
>     __64BIT
> 
> But I have no strong feelings for it.
> 

It's not the default, but it would be nice if we could start using it.

	-hpa
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