linux-kernel - Re: [patch] use __asm__ and __volatile_

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Message-Id: <200706180124.25574.arnd@arndb.de>
Date:	Mon, 18 Jun 2007 01:24:24 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	Mike Frysinger <vapier@...too.org>, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
	rmk@....linux.org.uk
Subject: Re: [patch] use __asm__ and __volatile__ in i386/arm/s390 byteorder.h

On Monday 18 June 2007, Arjan van de Ven wrote:
> 
> On Sun, 2007-06-17 at 18:33 -0400, Mike Frysinger wrote:
> > This changes asm() to __asm__() and volatile to __volatile__ so that these
> > headers can be used with gcc's -std=c99.
> 
> hmm but the kernel doesn't use -std=c99...

The byteorder headers are exported to user space through
include/asm-generic/Kbuild.asm, and they are used by a number
of other exported headers, so they should work with any
gcc flags that a user might want to use.

	Arnd <><
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