From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by e5.ny.us.ibm.com (8.13.8/8.12.11) with ESMTP id k8FGWdT6014461 for ; Fri, 15 Sep 2006 12:32:39 -0400 Received: from d01av02.pok.ibm.com (d01av02.pok.ibm.com [9.56.224.216]) by d01relay04.pok.ibm.com (8.13.6/8.13.6/NCO v8.1.1) with ESMTP id k8FGWdER276450 for ; Fri, 15 Sep 2006 12:32:39 -0400 Received: from d01av02.pok.ibm.com (loopback [127.0.0.1]) by d01av02.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id k8FGWdQL013419 for ; Fri, 15 Sep 2006 12:32:39 -0400 Subject: Re: [PATCH] Get rid of zone_table From: Dave Hansen In-Reply-To: <450AAA83.3040905@shadowen.org> References: <1158180795.9141.158.camel@localhost.localdomain> <1158184047.9141.164.camel@localhost.localdomain> <450AAA83.3040905@shadowen.org> Content-Type: text/plain Date: Fri, 15 Sep 2006 09:32:30 -0700 Message-Id: <1158337950.24414.24.camel@localhost.localdomain> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Andy Whitcroft Cc: Christoph Lameter , linux-mm@kvack.org List-ID: On Fri, 2006-09-15 at 14:28 +0100, Andy Whitcroft wrote: > The section table only contains an adjusted pointer to the mem_map for > that section? We use the bottom two bits of that pointer for a couple > of flags. I don't think there is any space in it. For x86, we don't need very many bits. Maybe four. We also don't use a very large number of sections on x86. That should leave space in the mem_section[] pointer. -- Dave -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org