Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756245AbYC1Qp1 (ORCPT ); Fri, 28 Mar 2008 12:45:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753576AbYC1QpQ (ORCPT ); Fri, 28 Mar 2008 12:45:16 -0400 Received: from e4.ny.us.ibm.com ([32.97.182.144]:43879 "EHLO e4.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752152AbYC1QpP (ORCPT ); Fri, 28 Mar 2008 12:45:15 -0400 Subject: Re: [PATCH 3 of 4] sparsemem: reduce i386 PAE section size From: Dave Hansen To: Jeremy Fitzhardinge Cc: Ingo Molnar , LKML , Rusty Russell , KAMEZAWA Hiroyuki , Yasunori Goto , Christoph Lameter , Andrew Morton , Andy Whitcroft In-Reply-To: References: Content-Type: text/plain Date: Fri, 28 Mar 2008 09:45:08 -0700 Message-Id: <1206722708.7883.122.camel@nimitz.home.sr71.net> Mime-Version: 1.0 X-Mailer: Evolution 2.12.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 817 Lines: 24 On Thu, 2008-03-27 at 17:28 -0700, Jeremy Fitzhardinge wrote: > diff --git a/include/asm-x86/sparsemem.h b/include/asm-x86/sparsemem.h > --- a/include/asm-x86/sparsemem.h > +++ b/include/asm-x86/sparsemem.h > @@ -16,7 +16,7 @@ > > #ifdef CONFIG_X86_32 > # ifdef CONFIG_X86_PAE > -# define SECTION_SIZE_BITS 30 > +# define SECTION_SIZE_BITS 29 > # define MAX_PHYSADDR_BITS 36 > # define MAX_PHYSMEM_BITS 36 > # else This is fine with me as long as we have the room in page->flags. I probably need to look at Christoph's new patches, too. -- Dave -- 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/