From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758232AbZC2Osh (ORCPT ); Sun, 29 Mar 2009 10:48:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757165AbZC2Os2 (ORCPT ); Sun, 29 Mar 2009 10:48:28 -0400 Received: from hera.kernel.org ([140.211.167.34]:38015 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756458AbZC2Os1 (ORCPT ); Sun, 29 Mar 2009 10:48:27 -0400 Subject: Re: [PATCH -tip] x86: unification of module.c From: Jaswinder Singh Rajput To: Ingo Molnar Cc: Thomas Gleixner , x86 maintainers , LKML , Rusty Russell , Andi Kleen In-Reply-To: <20090326223406.GB28755@elte.hu> References: <1238072913.2507.3.camel@ht.satnam> <20090326223406.GB28755@elte.hu> Content-Type: text/plain Date: Sun, 29 Mar 2009 20:17:31 +0530 Message-Id: <1238338051.2534.6.camel@ht.satnam> Mime-Version: 1.0 X-Mailer: Evolution 2.24.5 (2.24.5-1.fc10) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2009-03-26 at 23:34 +0100, Ingo Molnar wrote: > * Thomas Gleixner wrote: > > > On Thu, 26 Mar 2009, Jaswinder Singh Rajput wrote: > > > This patch is based on -tip:x86/core: > > > > > > From: Jaswinder Singh Rajput > > > Date: Thu, 26 Mar 2009 18:33:45 +0530 > > > Subject: [PATCH] x86: unification of module.c > > > > > > Impact: Unification, cleanup > > > > > > Signed-off-by: Jaswinder Singh Rajput > > > --- > > > arch/x86/kernel/Makefile | 2 +- > > > arch/x86/kernel/module.c | 261 +++++++++++++++++++++++++++++++++++++++++++ > > > arch/x86/kernel/module_32.c | 152 ------------------------- > > > arch/x86/kernel/module_64.c | 194 -------------------------------- > > > 4 files changed, 262 insertions(+), 347 deletions(-) > > > create mode 100644 arch/x86/kernel/module.c > > > delete mode 100644 arch/x86/kernel/module_32.c > > > delete mode 100644 arch/x86/kernel/module_64.c > > > > Sigh. We went through this before. > > > > First make module_32 and module_64 the same if necessary in > > several steps. The last step is to rename one of the files to > > module.c and remove the other one. > > > > This cobble all together approach is hard to review and error > > prone. > > Correct. There are countless examples of properly structured and > well executed unifications in the arch/x86 tree. > > The most recent one has been done by Gustavo F. Padovan - and this > was one of this first complex contributions to Linux: > > c577b09: x86, fixmap: unify fixmap.h > c78f322: x86, fixmap: prepare fixmap_32.h for unification > e365bcd: x86, fixmap: prepare fixmap_64.h for unification > 5f403fa: x86, fixmap: add CONFIG_EFI > 2ae38da: x86, fixmap: add CONFIG_X86_{LOCAL,IO}_APIC > fd862dd: x86, fixmap: define reserve_top_address for x86_64 > ab93e3c: x86, fixmap: define FIXADDR_BOOT_* and redefine FIX_ADDR_SIZE > d09375a: x86, fixmap: rename __FIXADDR_SIZE and __FIXADDR_BOOT_SIZE > > Please use this as a template - all-in-one patches for unifications > are not reviewable, not testable and not acceptable. > OK, pull request withdrawn. Thanks, -- JSR