linux-kernel - Re: [RFC PATCH] x86: Unify include/asm-x86/linkage

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Message-ID: <20071205001724.GA10763@c2.user-mode-linux.org>
Date:	Tue, 4 Dec 2007 19:17:24 -0500
From:	Jeff Dike <jdike@...toit.com>
To:	Adrian Bunk <bunk@...nel.org>
Cc:	Ingo Molnar <mingo@...e.hu>,
	Harvey Harrison <harvey.harrison@...il.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH] x86: Unify include/asm-x86/linkage_[32|64].h

On Tue, Dec 04, 2007 at 11:45:43PM +0100, Adrian Bunk wrote:
> > the removal of FASTCALL is fine: the default (and only) compiler model 
> > for x86 (32-bit) is regparm(3), so the regparm(3) macro is equivalent to 
> > the empty one in linux/linkage.h.
> >...
> 
> But please ensure that they stay in assembler code also used by UML.

Why?  AFAIK, whatever works for x86 will also be fine for UML.

				Jeff

-- 
Work email - jdike at linux dot intel dot com
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