Return-Path: <linux-kernel-owner+willy=40w.ods.org@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id <S319063AbSHMUXP>; Tue, 13 Aug 2002 16:23:15 -0400
Received: (majordomo@vger.kernel.org) by vger.kernel.org
	id <S319064AbSHMUXP>; Tue, 13 Aug 2002 16:23:15 -0400
Received: from neon-gw-l3.transmeta.com ([63.209.4.196]:34823 "EHLO
	neon-gw.transmeta.com") by vger.kernel.org with ESMTP
	id <S319063AbSHMUXO>; Tue, 13 Aug 2002 16:23:14 -0400
Message-ID: <3D596B96.4000305@zytor.com>
Date: Tue, 13 Aug 2002 13:27:02 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
Organization: Zytor Communications
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.0) Gecko/20020703
X-Accept-Language: en, sv
MIME-Version: 1.0
To: davidm@hpl.hp.com
CC: linux-kernel@vger.kernel.org
Subject: Re: [patch] clone_startup(), 2.5.31-A0
References: <Pine.LNX.4.44.0208131650230.30647-100000@localhost.localdomain>	<20020813160924.GA3821@codepoet.org>	<20020813171138.A12546@infradead.org>	<15705.13490.713278.815154@napali.hpl.hp.com>	<ajbo1b$e2a$1@cesium.transmeta.com> <15705.27073.997831.983519@napali.hpl.hp.com>
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
X-Mailing-List: linux-kernel@vger.kernel.org
Content-Length: 1001
Lines: 27

David Mosberger wrote:
>>>>>>On 13 Aug 2002 12:52:11 -0700, "H. Peter Anvin" <hpa@zytor.com> said:
>>>>>
> 
>   >> The clone() system call cannot be used by portable applications
>   >> *AT ALL*, since it inherently needs a user-space assembly
>   >> wrapper.  It's just a matter of how you define the interface to
>   >> the assembly wrapper.
> 
> The function call issue is a separate question though.  If you want to
> argue that the libc clone() wrapper is broken, fine by me.  (BTW:
> wasn't that you who complained about platform-specific Linux syscalls
> recently? ;-)
> 

I was, however, the flaws that you complained of had nothing to do with
the syscall -- it's all in the syscall wrapper (which is required for
clone(), like it or not.)

	-hpa


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/