Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262275AbUK3Sv5 (ORCPT ); Tue, 30 Nov 2004 13:51:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262249AbUK3SuK (ORCPT ); Tue, 30 Nov 2004 13:50:10 -0500 Received: from holomorphy.com ([207.189.100.168]:53918 "EHLO holomorphy.com") by vger.kernel.org with ESMTP id S262244AbUK3StE (ORCPT ); Tue, 30 Nov 2004 13:49:04 -0500 Date: Tue, 30 Nov 2004 10:48:52 -0800 From: William Lee Irwin III To: Arjan van de Ven Cc: Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: 2.6.10-rc2-mm4 Message-ID: <20041130184852.GI2714@holomorphy.com> References: <20041130095045.090de5ea.akpm@osdl.org> <1101837994.2640.67.camel@laptop.fenrus.org> <20041130102105.21750596.akpm@osdl.org> <1101839110.2640.69.camel@laptop.fenrus.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1101839110.2640.69.camel@laptop.fenrus.org> Organization: The Domain of Holomorphy User-Agent: Mutt/1.5.6+20040722i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 830 Lines: 20 On Tue, 2004-11-30 at 10:21 -0800, Andrew Morton wrote: >> For pages which have a physical address <4G. I assume this was motivated >> by the lack of an IOMMU on ia32e? On Tue, Nov 30, 2004 at 07:25:10PM +0100, Arjan van de Ven wrote: > but there's the swiommu for those... so that can't be it > realistically.... > Is there code using the zone GFP mask yet ?? ZONE_NORMAL and ZONE_DMA are both too overloaded to handle the 4GB boundary. And it makes a lot of sense on more machine types than x86-64 (e.g. ia64, ia32 and others with 32-bit PCI but no zone representing it). -- wli - 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/