Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756665AbZJVPtw (ORCPT ); Thu, 22 Oct 2009 11:49:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756330AbZJVPtv (ORCPT ); Thu, 22 Oct 2009 11:49:51 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:55053 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756287AbZJVPtv (ORCPT ); Thu, 22 Oct 2009 11:49:51 -0400 Subject: Re: [PATCH] intel-iommu: Fix alloc_coherent for pass-through devices From: David Woodhouse To: Alex Williamson Cc: iommu@lists.linux-foundation.org, linux-kernel , "Miller, Mike (OS Dev)" In-Reply-To: <1256182910.2842.36.camel@2710p.home> References: <1256182910.2842.36.camel@2710p.home> Content-Type: text/plain; charset="UTF-8" Date: Fri, 23 Oct 2009 00:49:51 +0900 Message-Id: <1256226591.2990.88.camel@macbook.infradead.org> Mime-Version: 1.0 X-Mailer: Evolution 2.28.0 (2.28.0-2.fc12) Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 741 Lines: 18 On Wed, 2009-10-21 at 21:41 -0600, Alex Williamson wrote: > This device also doesn't exactly play nice when using VT-d in anything other > than pass-through mode, so switching it into mapped mode is not really > an option. Going back to this, now I'm slightly more awake and spotted it... Er, why? Can you define "doesn't exactly play nice"? -- David Woodhouse Open Source Technology Centre David.Woodhouse@intel.com Intel Corporation -- 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/