From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6BA6BC43382 for ; Thu, 27 Sep 2018 02:41:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 19A3F2156E for ; Thu, 27 Sep 2018 02:41:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 19A3F2156E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727289AbeI0I5E (ORCPT ); Thu, 27 Sep 2018 04:57:04 -0400 Received: from mx1.redhat.com ([209.132.183.28]:51898 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726953AbeI0I5D (ORCPT ); Thu, 27 Sep 2018 04:57:03 -0400 Received: from smtp.corp.redhat.com (int-mx09.intmail.prod.int.phx2.redhat.com [10.5.11.24]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id E2DC230001E5; Thu, 27 Sep 2018 02:41:05 +0000 (UTC) Received: from localhost.localdomain (ovpn-12-101.pek2.redhat.com [10.72.12.101]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 67F2B308BE75; Thu, 27 Sep 2018 02:40:54 +0000 (UTC) Subject: Re: [PATCH 3/4 v7] amd_iommu: remap the device table of IOMMU with the memory encryption mask for kdump To: Joerg Roedel Cc: linux-kernel@vger.kernel.org, mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com, ebiederm@xmission.com, thomas.lendacky@amd.com, dyoung@redhat.com, kexec@lists.infradead.org, iommu@lists.linux-foundation.org, bhe@redhat.com References: <20180907081805.368-1-lijiang@redhat.com> <20180907081805.368-4-lijiang@redhat.com> <20180925120442.wmh6fjpdghxjyvio@8bytes.org> From: lijiang Message-ID: Date: Thu, 27 Sep 2018 10:40:49 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20180925120442.wmh6fjpdghxjyvio@8bytes.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.84 on 10.5.11.24 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.46]); Thu, 27 Sep 2018 02:41:06 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2018年09月25日 20:04, Joerg Roedel 写道: > On Fri, Sep 07, 2018 at 04:18:04PM +0800, Lianbo Jiang wrote: >> In kdump kernel, it will copy the device table of IOMMU from the old device >> table, which is encrypted when SME is enabled in the first kernel. So we >> have to remap the old device table with the memory encryption mask. >> >> Signed-off-by: Lianbo Jiang > > Please change the subject to: > > iommu/amd: Remap the device table of IOMMU with the memory encryption mask for kdump > > With that you can add my: > > Acked-by: Joerg Roedel > Thank you, Joerg. Sorry for my late reply. I will change the subject and resend this patch. Thanks. Lianbo