Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754461AbYAWTtB (ORCPT ); Wed, 23 Jan 2008 14:49:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752169AbYAWTst (ORCPT ); Wed, 23 Jan 2008 14:48:49 -0500 Received: from relay1.sgi.com ([192.48.171.29]:33702 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751379AbYAWTst (ORCPT ); Wed, 23 Jan 2008 14:48:49 -0500 Date: Wed, 23 Jan 2008 11:48:43 -0800 (PST) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Andrea Arcangeli cc: Robin Holt , Avi Kivity , Izik Eidus , Andrew Morton , Nick Piggin , kvm-devel@lists.sourceforge.net, Benjamin Herrenschmidt , steiner@sgi.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, daniel.blueman@quadrics.com, Hugh Dickins Subject: Re: [kvm-devel] [PATCH] export notifier #1 In-Reply-To: <20080123120446.GF15848@v2.random> Message-ID: References: <20080117193252.GC24131@v2.random> <20080121125204.GJ6970@v2.random> <4795F9D2.1050503@qumranet.com> <20080122144332.GE7331@v2.random> <20080122200858.GB15848@v2.random> <20080122223139.GD15848@v2.random> <479716AD.5070708@qumranet.com> <20080123105246.GG26420@sgi.com> <20080123120446.GF15848@v2.random> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 705 Lines: 17 On Wed, 23 Jan 2008, Andrea Arcangeli wrote: > On Wed, Jan 23, 2008 at 04:52:47AM -0600, Robin Holt wrote: > > But 100 callouts holding spinlocks will not work for our implementation > > and even if the callouts are made with spinlocks released, we would very > > strongly prefer a single callout which messages the range to the other > > side. > > But you take the physical address and turn into mm+va with your rmap... The remote mm+va or a local mm+va? -- 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/