From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751897Ab1LGGXF (ORCPT ); Wed, 7 Dec 2011 01:23:05 -0500 Received: from gate.crashing.org ([63.228.1.57]:47006 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751391Ab1LGGXD (ORCPT ); Wed, 7 Dec 2011 01:23:03 -0500 Message-ID: <1323238949.660.65.camel@pasglop> Subject: Re: RFC: Device isolation infrastructure From: Benjamin Herrenschmidt To: David Gibson Cc: Alex Williamson , joerg.roedel@amd.com, dwmw2@infradead.org, iommu@lists.linux-foundation.org, aik@au1.ibm.com, linux-kernel@vger.kernel.org, chrisw@redhat.com, agraf@suse.de, scottwood@freescale.com, B08248@freescale.com Date: Wed, 07 Dec 2011 17:22:29 +1100 In-Reply-To: <20111207035816.GC7631@truffala.fritz.box> References: <20111207035816.GC7631@truffala.fritz.box> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.1- Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2011-12-07 at 14:58 +1100, David Gibson wrote: > Alex Williamson recently posted some patches adding a new hook to > iommu_ops to identify groups of devices which cannot reliably be > distinguished by the iommu, and therefore can only safely be assigned > as a unit to a guest or userspace driver. Please ignore the numeros typos, David is typing all of that with a broken hand in a cast... Cheers, Ben.