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Date:	Wed, 5 Dec 2007 10:31:40 +0100
From:	Adrian Bunk <>
To:	Jeff Dike <>
Cc:	Adrian Bunk <>,
	Harvey Harrison <>,
	Ingo Molnar <>, "H. Peter Anvin" <>,
	Thomas Gleixner <>,
	LKML <>
Subject: Re: [RFC PATCH] x86: Unify include/asm-x86/linkage_[32|64].h

On Tue, Dec 04, 2007 at 07:19:45PM -0500, Jeff Dike wrote:
> On Wed, Dec 05, 2007 at 12:15:19AM +0100, Adrian Bunk wrote:
> > UML can't switch to the regparm(3) convention on i386 since it links 
> > with userspace code, so if assembler code uses this calling convention 
> > we need the C prototype of it annotated accordingly.
> We're not talking about a global calling convention switch, right?
> We're talking about selected functions only, in which case, the fact
> that UML links against libc is irrelevant.

The non-UML i386 switched to globally using the regparm(3) calling 
convention in 2.6.20.

> 				Jeff



       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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