From mboxrd@z Thu Jan  1 00:00:00 1970
From: Paul Durrant <Paul.Durrant@citrix.com>
Subject: Re: [PATCH v9] x86/hvm: Implement hvmemul_write() using
	real mappings
Date: Tue, 10 Oct 2017 15:30:34 +0000
Message-ID: <d06c3a61a7cf4dd7acbad545655b7a8b@AMSPEX02CL03.citrite.net>
References: <1507546574-8124-1-git-send-email-aisaila@bitdefender.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xen.org>
In-Reply-To: <1507546574-8124-1-git-send-email-aisaila@bitdefender.com>
Content-Language: en-US
List-Unsubscribe: <https://lists.xen.org/cgi-bin/mailman/options/xen-devel>,
 <mailto:xen-devel-request@lists.xen.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xen.org>
List-Help: <mailto:xen-devel-request@lists.xen.org?subject=help>
List-Subscribe: <https://lists.xen.org/cgi-bin/mailman/listinfo/xen-devel>,
 <mailto:xen-devel-request@lists.xen.org?subject=subscribe>
Errors-To: xen-devel-bounces@lists.xen.org
Sender: "Xen-devel" <xen-devel-bounces@lists.xen.org>
To: 'Alexandru Isaila' <aisaila@bitdefender.com>, "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Cc: Andrew Cooper <Andrew.Cooper3@citrix.com>, "jbeulich@suse.com" <jbeulich@suse.com>
List-Id: xen-devel@lists.xenproject.org
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==