Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757511Ab0BLT3r (ORCPT ); Fri, 12 Feb 2010 14:29:47 -0500 Received: from smtp1.linux-foundation.org ([140.211.169.13]:54331 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757421Ab0BLT3q (ORCPT ); Fri, 12 Feb 2010 14:29:46 -0500 Date: Fri, 12 Feb 2010 11:29:12 -0800 From: Andrew Morton To: Jeff Mahoney Cc: Linux Kernel Mailing List , Balbir Singh Subject: Re: [PATCH] delayacct: align to 8 byte boundary on 64-bit systems Message-Id: <20100212112912.be58b670.akpm@linux-foundation.org> In-Reply-To: <4B75A9F7.4030607@suse.com> References: <4B75865B.8000307@suse.com> <20100212101957.9f4a4a3a.akpm@linux-foundation.org> <4B75A9F7.4030607@suse.com> X-Mailer: Sylpheed 2.4.8 (GTK+ 2.12.9; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 834 Lines: 18 On Fri, 12 Feb 2010 14:20:23 -0500 Jeff Mahoney wrote: > > Seems safe enough. We'd be safer still if we didn't do this on 64-bit > > architectures which don't need it. ie: x86_64. But if we do that we > > add a risk that people will develop shoddy code which works on x86_64 > > and doesn't work on ia64. > > Is there a way to do that without needlessly complicating things? I > didn't see any existing infrastructure to do that. ifdefs? I don't think it's worth doing, really. Probably anyone who wrote an application for this copied the getdelays.c code anyway. -- 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/