Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932149AbWCQN24 (ORCPT ); Fri, 17 Mar 2006 08:28:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751023AbWCQN24 (ORCPT ); Fri, 17 Mar 2006 08:28:56 -0500 Received: from e31.co.us.ibm.com ([32.97.110.149]:43217 "EHLO e31.co.us.ibm.com") by vger.kernel.org with ESMTP id S1750732AbWCQN2z (ORCPT ); Fri, 17 Mar 2006 08:28:55 -0500 Message-ID: <441AB9A9.2000704@de.ibm.com> Date: Fri, 17 Mar 2006 14:29:13 +0100 From: Carsten Otte Reply-To: carsteno@de.ibm.com Organization: IBM Deutschland User-Agent: Debian Thunderbird 1.0.7 (X11/20051017) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jes Sorensen CC: Benjamin Herrenschmidt , Linus Torvalds , Andrew Morton , linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, hch@lst.de, Hugh Dickins Subject: Re: [patch] mspec - special memory driver and do_no_pfn handler References: <20060316163728.06f49c00.akpm@osdl.org> <1142571490.9022.37.camel@localhost.localdomain> <441A7E34.90508@sgi.com> In-Reply-To: <441A7E34.90508@sgi.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 552 Lines: 13 Jes Sorensen wrote: > Well then the question is, would it simplify the code using no_pfn in > this case? Hacking up fake struct page entries seems even more of a > hack to me. I second that. That's were we are with our dcss xip thing today. It _is_ a hack to have a struct page that you don't need. Carsten - 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/