Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763505AbXEURIe (ORCPT ); Mon, 21 May 2007 13:08:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757222AbXEURIJ (ORCPT ); Mon, 21 May 2007 13:08:09 -0400 Received: from netops-testserver-3-out.sgi.com ([192.48.171.28]:38820 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1756968AbXEURIH (ORCPT ); Mon, 21 May 2007 13:08:07 -0400 Date: Mon, 21 May 2007 10:08:06 -0700 (PDT) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Andi Kleen cc: Eric Dumazet , William Lee Irwin III , Nick Piggin , Linux Kernel Mailing List , Linux Memory Management List , linux-arch@vger.kernel.org Subject: Re: [rfc] increase struct page size?! In-Reply-To: <200705201456.26283.ak@suse.de> Message-ID: References: <20070518040854.GA15654@wotan.suse.de> <464FCA28.9040009@cosmosbay.com> <200705201456.26283.ak@suse.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 606 Lines: 19 On Sun, 20 May 2007, Andi Kleen wrote: > Besides with the scarcity of pageflags it might make sense to do "64 bit only" > flags at some point. There is no scarcity of page flags. There is 1. Hoarding by Andrew 2. Waste by Sparsemem (section flags no longer necessary with virtual memmap) 2 will hopefully be addressed soon and with that 1 will go away. - 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/