From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760755Ab2DKRDw (ORCPT ); Wed, 11 Apr 2012 13:03:52 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:63984 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756350Ab2DKRDv (ORCPT ); Wed, 11 Apr 2012 13:03:51 -0400 MIME-Version: 1.0 In-Reply-To: <20120411163016.GC12887@google.com> References: <20120406124735.GA6920@merkur.ravnborg.org> <20120411163016.GC12887@google.com> Date: Wed, 11 Apr 2012 10:03:50 -0700 X-Google-Sender-Auth: e0kQk76YwyrlHG4shuycS3yHtqo Message-ID: Subject: Re: [PATCH] x86: drop obsolete ARCH_BOOTMEM support From: Yinghai Lu To: Tejun Heo Cc: Sam Ravnborg , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , lkml Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 11, 2012 at 9:30 AM, Tejun Heo wrote: > On Fri, Apr 06, 2012 at 02:47:35PM +0200, Sam Ravnborg wrote: >> From ae6cdc767f973f39cb205af4b80ff13f35a1b66e Mon Sep 17 00:00:00 2001 >> From: Sam Ravnborg >> Date: Fri, 6 Apr 2012 13:37:08 +0200 >> Subject: [PATCH] x86: drop obsolete ARCH_BOOTMEM support >> >> x86 unconditionally uses NO_BOOTMEM so there is no use >> of the HAVE_ARCH_BOOTMEM support as mm/bootmem.c is the >> only file referencing this symbol. >> >> bootmem_arch_preferred_node() is the function referred >> in the mm/bootmem.c code and can thuis be dropped too. >> >> x86 was the sole user of HAVE_ARCH_BOOTMEM - so there is >> an opportunity to clean up a little in mm/bootmem.c too >> if we do not expect other users to emerge. > > avr32 seems to have it too? avr32 is: config HAVE_ARCH_BOOTMEM def_bool n so that is not used with avr32 Yinghai