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[209.132.180.67]) by mx.google.com with ESMTP id f34si3730010ple.52.2019.03.29.21.56.57; Fri, 29 Mar 2019 21:57:13 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=TagtwPQo; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726345AbfC3E4X (ORCPT + 99 others); Sat, 30 Mar 2019 00:56:23 -0400 Received: from mail-oi1-f173.google.com ([209.85.167.173]:33027 "EHLO mail-oi1-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725872AbfC3E4X (ORCPT ); Sat, 30 Mar 2019 00:56:23 -0400 Received: by mail-oi1-f173.google.com with SMTP id e5so3355674oii.0 for ; Fri, 29 Mar 2019 21:56:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=in-reply-to:to:from:subject:message-id:date:user-agent:mime-version :content-language:content-transfer-encoding; bh=NDH5M1HR79nQl3W+HKG6wYCnLsxMYX+/zRRqVQVrfXM=; b=TagtwPQoi/RLYk8fBn+aZ28+G0aTOXRCfZ+npCUCtv1uBQDUgEz4vcdwriM9e/DcZF qM/UkyPBfRcw46J+TKwA6kvz9702adQPEAFVOjLpIZIbDk0d+8nmfgkf8ije1SaDoGUe HH0nUVwSluRjWTJ16t3fysyHGa55qzm1jNRw1A37nBujBgopKXUlbgHQ4kTvu0GsZuoF GArfAqKTl8998/80DL9dHTIvo925c2YkS3EB/KdgxMMkIYp+dcvaPst1JfQA8xmE03Zw WK8IfCRtWJjO0R1pL93ombdF8/tMnACJYK4H0orPIWfwuCufRNtH0Tv49MjYIfwGboRZ yEUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:in-reply-to:to:from:subject:message-id:date :user-agent:mime-version:content-language:content-transfer-encoding; bh=NDH5M1HR79nQl3W+HKG6wYCnLsxMYX+/zRRqVQVrfXM=; b=Z0x5B+h+48RXW9Rdr5SyA/OTYScnckEOgGfvEK8OWx8YruhStJnduZWD+zZt1qtubH C6rnmnpIWr0i+I6F8NBOamEh1uFYYKG05jWm1ZGKMN5pMG2L6t/4j0km9OKolsPKEyJ7 Ev3FXY4cpu//Acmb00f8o+T1stkQbHOKCoB+UUdVi3fE14I2Eer6VvyEcDqXUp7GwEuS gnHogzod32fem0PqQI7hYLXOkPD2NoKU5DlUDTJ+YAhexW9G+9PsoEMjN2AbmF7Bn/FY JKSoNJwma5nTeX994SstUre2kW+SP9tT4vMlWT8xP/4zQnUFSQQAwT6/mCffeH/qFqmI Havw== X-Gm-Message-State: APjAAAU6PpdUKKfGS1LTUepILl+LPvDQLOrH0O8vWRmS1H/JrWFUsSnc zMvuXyGG/Mi9wej7tdNmgkFltA4v X-Received: by 2002:aca:3dc4:: with SMTP id k187mr6059344oia.40.1553921782307; Fri, 29 Mar 2019 21:56:22 -0700 (PDT) Received: from [192.168.0.2] ([98.156.228.54]) by smtp.gmail.com with ESMTPSA id d70sm2007910oih.18.2019.03.29.21.56.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 29 Mar 2019 21:56:21 -0700 (PDT) In-Reply-To: <241612a5-b041-e419-a3bc-e2a2e6ef1687@amd.com> To: ghook@amd.com, joro@8bytes.org, jroedel@suse.de, linux-kernel@vger.kernel.org From: Stuart Hayes Subject: Re: [PATCH] iommu/amd: Reserve exclusion range in iova-domain Message-ID: <01b394b8-a402-a3d5-7cc6-4787028ec155@gmail.com> Date: Fri, 29 Mar 2019 23:56:18 -0500 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Antivirus: Avast (VPS 190329-4, 03/29/2019), Outbound message X-Antivirus-Status: Clean Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Tested on a Dell PowerEdge R7425 system on which this problem is easily reproducible. Tested-by: Stuart Hayes