From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933183Ab0HELlm (ORCPT ); Thu, 5 Aug 2010 07:41:42 -0400 Received: from hera.kernel.org ([140.211.167.34]:42424 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760181Ab0HELli (ORCPT ); Thu, 5 Aug 2010 07:41:38 -0400 Message-ID: <4C5AA309.309@kernel.org> Date: Thu, 05 Aug 2010 13:39:53 +0200 From: Tejun Heo User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.2.7) Gecko/20100713 Thunderbird/3.1.1 MIME-Version: 1.0 To: Richard Kennedy , akpm@linux-foundation.org CC: lkml , Peter Zijlstra Subject: Re: [PATCH] stop_machine: struct cpu_stopper, remove alignment padding on 64 bits References: <1281006717.2000.12.camel@castor.rsk> In-Reply-To: <1281006717.2000.12.camel@castor.rsk> X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Thu, 05 Aug 2010 11:41:30 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, On 08/05/2010 01:11 PM, Richard Kennedy wrote: > Reorder elements in structure cpu_stopper to remove alignment padding on > 64 bit builds, this shrinks its size from 40 to 32 bytes saving 8 bytes > per cpu. > > Signed-off-by: Richard Kennedy Acked-by: Tejun Heo Andrew, do you mind routing this one through your tree? http://lkml.org/lkml/2010/8/5/168 Thank you. -- tejun