From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751445Ab3FXTvV (ORCPT ); Mon, 24 Jun 2013 15:51:21 -0400 Received: from perches-mx.perches.com ([206.117.179.246]:54742 "EHLO labridge.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750745Ab3FXTvU (ORCPT ); Mon, 24 Jun 2013 15:51:20 -0400 Message-ID: <1372103478.1245.23.camel@joe-AO722> Subject: Re: [PATCH 01/32] init.h: remove __cpuinit sections from the kernel From: Joe Perches To: Paul Gortmaker Cc: linux-kernel@vger.kernel.org, linux-embedded Date: Mon, 24 Jun 2013 12:51:18 -0700 In-Reply-To: <1372102237-8757-2-git-send-email-paul.gortmaker@windriver.com> References: <1372102237-8757-1-git-send-email-paul.gortmaker@windriver.com> <1372102237-8757-2-git-send-email-paul.gortmaker@windriver.com> Content-Type: text/plain; charset="ISO-8859-1" X-Mailer: Evolution 3.6.4-0ubuntu1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2013-06-24 at 15:30 -0400, Paul Gortmaker wrote: > The __cpuinit type of throwaway sections might have made sense > some time ago when RAM was more constrained, but now the savings > do not offset the cost and complications. For example, the fix in > commit 5e427ec2d0 ("x86: Fix bit corruption at CPU resume time") > is a good example of the nasty type of bugs that can be created > with improper use of the various __init prefixes. Hi Paul. Could you please post the sizes of a generic kernel build with and without this?