Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932649AbVKBId4 (ORCPT ); Wed, 2 Nov 2005 03:33:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932652AbVKBId4 (ORCPT ); Wed, 2 Nov 2005 03:33:56 -0500 Received: from omx2-ext.sgi.com ([192.48.171.19]:52384 "EHLO omx2.sgi.com") by vger.kernel.org with ESMTP id S932649AbVKBIdz (ORCPT ); Wed, 2 Nov 2005 03:33:55 -0500 Date: Wed, 2 Nov 2005 00:31:15 -0800 (PST) From: Christoph Lameter To: Hirokazu Takahashi cc: rob@landley.net, akpm@osdl.org, torvalds@osdl.org, kravetz@us.ibm.com, raybry@mpdtxmail.amd.com, linux-kernel@vger.kernel.org, lee.schermerhorn@hp.com, haveblue@us.ibm.com, magnus.damm@gmail.com, pj@sgi.com, marcelo.tosatti@cyclades.com, kamezawa.hiroyu@jp.fujitsu.com Subject: Re: [PATCH 0/5] Swap Migration V5: Overview In-Reply-To: <20051102.143047.35521963.taka@valinux.co.jp> Message-ID: References: <20051031192506.100d03fa.akpm@osdl.org> <200511010208.49662.rob@landley.net> <20051102.143047.35521963.taka@valinux.co.jp> 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: 1128 Lines: 28 On Wed, 2 Nov 2005, Hirokazu Takahashi wrote: > > > > Do you think the features which these patches add should be Kconfigurable? > > This code looks no help for hot-remove. It seems able to handle only > pages easily to migrate, while hot-remove has to guarantee all pages > can be migrated. Right. > Hi Christoph, sorry I've been off from lhms for long time. > > Shall I port the generic memory migration code for hot-remove to -mm tree > directly, and add some new interface like migrate_page_to(struct page *from, > struct page *to) so this may probably fit for your purpose. > > The code is still in Dave's mhp1 tree waiting for being merged to -mm tree. > The port will be easy because the migration code is independent to the > memory hotplug code. The core code isn't so big. Please follow the discussion on lhms-devel. I am trying to bring these two things together. - 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/