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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 40CDCC433E0 for ; Thu, 2 Jul 2020 15:08:38 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0E512206E2 for ; Thu, 2 Jul 2020 15:08:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0E512206E2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:56330 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jr0pJ-0007Ma-AA for qemu-devel@archiver.kernel.org; Thu, 02 Jul 2020 11:08:37 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37776) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jr0oc-0006pz-FD; Thu, 02 Jul 2020 11:07:54 -0400 Received: from mga06.intel.com ([134.134.136.31]:5855) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jr0oa-0001FY-DR; Thu, 02 Jul 2020 11:07:54 -0400 IronPort-SDR: IQ0AkU8C+nH/ZID27F3o/oazGgpqC/+mFgRGiBsTX3X4LPuZpAgLdLdiUEef1a3Q63snJorOPD 8gV7rID0Fqzg== X-IronPort-AV: E=McAfee;i="6000,8403,9670"; a="208446638" X-IronPort-AV: E=Sophos;i="5.75,304,1589266800"; d="scan'208";a="208446638" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jul 2020 08:07:39 -0700 IronPort-SDR: 2CyEMk2ROlb7lxp/dPbOkydJ6IWUt36k46ukxuiX8P7dkVDvsZ/Xg/Whm3KhOIWrVEjhWIfWbt s1NrGwYh45gQ== X-IronPort-AV: E=Sophos;i="5.75,304,1589266800"; d="scan'208";a="482034956" Received: from ajakowsk-mobl1.amr.corp.intel.com (HELO localhost.localdomain) ([10.212.130.2]) by fmsmga005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jul 2020 08:07:38 -0700 Subject: Re: [PATCH v4 2/2] nvme: allow cmb and pmr to be enabled on same device To: Klaus Jensen References: <20200701214858.28515-1-andrzej.jakowski@linux.intel.com> <20200701214858.28515-3-andrzej.jakowski@linux.intel.com> <20200702101318.rmd65uzwfpcmb24n@apples.localdomain> <20200702103127.hoonqkas3bw2v7re@apples.localdomain> From: Andrzej Jakowski Message-ID: <8f871a0d-47f1-1c8a-fcc2-aab2638c70cf@linux.intel.com> Date: Thu, 2 Jul 2020 08:07:39 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <20200702103127.hoonqkas3bw2v7re@apples.localdomain> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: none client-ip=134.134.136.31; envelope-from=andrzej.jakowski@linux.intel.com; helo=mga06.intel.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/02 11:07:49 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kbusch@kernel.org, kwolf@redhat.com, qemu-devel@nongnu.org, qemu-block@nongnu.org, mreitz@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 7/2/20 3:31 AM, Klaus Jensen wrote: > Aight, an update here. This only happens when QEMU is run with a virtual > IOMMU. Otherwise, the kernel is happy. > > With the vIOMMU, qemu also craps out a bit: > > qemu-system-x86_64: vtd_iova_to_slpte: detected slpte permission error (iova=0xfd200000, level=0x2, slpte=0x0, write=0) > qemu-system-x86_64: vtd_iommu_translate: detected translation failure (dev=03:00:00, iova=0xfd200000) > > So I think we are back in QEMU land for the bug. Can you share command line for that?