Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751755AbaLOJOI (ORCPT ); Mon, 15 Dec 2014 04:14:08 -0500 Received: from mx1.redhat.com ([209.132.183.28]:58420 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751211AbaLOJOF (ORCPT ); Mon, 15 Dec 2014 04:14:05 -0500 Date: Mon, 15 Dec 2014 17:13:23 +0800 From: Baoquan He To: Joerg Roedel Cc: "Li, ZhenHua" , alex.williamson@redhat.com, Takao Indoh , tom.vaden@hp.com, dyoung@redhat.com, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, lisa.mitchell@hp.com, jerry.hoemann@hp.com, iommu@lists.linux-foundation.org, ddutile@redhat.com, doug.hatch@hp.com, ishii.hironobu@jp.fujitsu.com, linux-pci@vger.kernel.org, bhelgaas@google.com, li.zhang6@hp.com, dwmw2@infradead.org, vgoyal@redhat.com Subject: Re: [PATCH 0/5] iommu/vt-d: Fix crash dump failure caused by legacy DMA/IO Message-ID: <20141215091323.GA12150@dhcp-16-116.nay.redhat.com> References: <545AD061.4000102@hp.com> <545AD353.8060207@jp.fujitsu.com> <545AD8D3.90709@hp.com> <545B2885.8070009@jp.fujitsu.com> <545B2C07.1070701@hp.com> <5465A0E0.4020001@hp.com> <20141117133858.GA31920@8bytes.org> <20141210084652.GA25091@dhcp-16-105.nay.redhat.com> <548A521B.5020705@hp.com> <20141212161102.GC24292@8bytes.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20141212161102.GC24292@8bytes.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/12/14 at 05:11pm, Joerg Roedel wrote: > On Fri, Dec 12, 2014 at 10:25:31AM +0800, Li, ZhenHua wrote: > > Sorry I have no plan yet. > > Could you send me your logs on your AMD system? > > > On 12/10/2014 04:46 PM, Baoquan He wrote: > > >This issue happens on AMD iommu too, do you have any plans or > > >thoughts on that? > > I think the best approach for now is to get a prove-of-concept on the > VT-d driver. If it works there the way we expect, we can implement the > same handling in the AMD driver. But I see no reason to hold back the > VT-d patches until it is also fixed for AMD systems. Yes, I agree with you. Just raise this issue to upstream. Thanks, Joerg. -- 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/