Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755703AbXFMALa (ORCPT ); Tue, 12 Jun 2007 20:11:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751082AbXFMALW (ORCPT ); Tue, 12 Jun 2007 20:11:22 -0400 Received: from nz-out-0506.google.com ([64.233.162.229]:37683 "EHLO nz-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750950AbXFMALV (ORCPT ); Tue, 12 Jun 2007 20:11:21 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=DJWINpYVIoNbM9KmzFTSATq/h9j1ouj4itWRx+whYVsTZgce4MTypCikX8Zk1j7v6j5u5uzBCBN+iwoAarvZ+T45H4dMgPNCDkCmyJBxvEPx1trcCi+KjegGUGi/eMZtACxbpaehzDyUMZZyI9v0s/JH55jWW2aIZaFtr7F9yJY= Message-ID: <6934efce0706121711m738bd9abqa02350ccc7eabf9f@mail.gmail.com> Date: Tue, 12 Jun 2007 17:11:20 -0700 From: "Jared Hulbert" To: carsteno@de.ibm.com Subject: Re: [PATCH 2.6.21] cramfs: add cramfs Linear XIP Cc: "Nick Piggin" , "Andrew Morton" , richard.griffiths@windriver.com, "Richard Griffiths" , Linux-kernel@vger.kernel.org In-Reply-To: <46641472.3080802@de.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1179871779.24163.11.camel@localhost.localdomain> <20070522154905.1d7e8a2e.akpm@linux-foundation.org> <4653F264.1030807@de.ibm.com> <465BB5BA.3050900@yahoo.com.au> <6934efce0706011748p46cf7995vdca0b9cc3f0b06a3@mail.gmail.com> <46612D6F.6000002@yahoo.com.au> <46641472.3080802@de.ibm.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 950 Lines: 18 > Nick Piggin wrote: > > The question is, why is that not enough (I haven't looked at these > > patches enough to work out if there is anything more they provide). > I think, it just takes trying things out. From reading the code, I > think this should work well for the filemap_xip code with no struct page. > Also, we need eliminate nopage() to get rid of the struct page. > Unfortunately I don't find time to try this out for now, and on 390 we > can live with struct page for the time being. In contrast to the > embedded platforms, the mem_mep array gets swapped out to disk by our > hypervisor. Can you help me understand the comment about nopage()? Do you mean set xip_file_vm_ops.nopage to NULL? - 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/