From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932461AbWBGJky (ORCPT ); Tue, 7 Feb 2006 04:40:54 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932462AbWBGJkx (ORCPT ); Tue, 7 Feb 2006 04:40:53 -0500 Received: from cantor2.suse.de ([195.135.220.15]:1180 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S932461AbWBGJkg (ORCPT ); Tue, 7 Feb 2006 04:40:36 -0500 From: Andi Kleen To: "David S. Miller" Subject: Re: [PATCH] compat: add compat functions for *at syscalls Date: Tue, 7 Feb 2006 10:39:52 +0100 User-Agent: KMail/1.8.2 Cc: sfr@canb.auug.org.au, akpm@osdl.org, linux-kernel@vger.kernel.org, torvalds@osdl.org References: <20060207105631.39a1080c.sfr@canb.auug.org.au> <20060207112713.7cd0a61c.sfr@canb.auug.org.au> <20060207.004301.35467668.davem@davemloft.net> In-Reply-To: <20060207.004301.35467668.davem@davemloft.net> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200602071039.52490.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday 07 February 2006 09:43, David S. Miller wrote: > > The alternative suggestions get less and less efficient :-) My whole > desire is to optimize this as much as possible, without the overhead > of an extra stack frame or "is_compat_task()" kinds of runtime tests. My impression is you're doing a lot of ugly code here just to work around some pecularity of the sparc gcc. -Andi