From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: [PATCH v4 07/34] arm/x86: Use struct virtual_region
 to do bug, symbol, and (x86) exception tables
Date: Tue, 15 Mar 2016 15:34:03 -0400
Message-ID: <20160315193403.GF26955@char.us.oracle.com>
References: <1458064616-23101-1-git-send-email-konrad.wilk@oracle.com>
 <1458064616-23101-8-git-send-email-konrad.wilk@oracle.com>
 <56E8616E.5020401@citrix.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xen.org>
Received: from mail6.bemta14.messagelabs.com ([193.109.254.103])
 by lists.xenproject.org with esmtp (Exim 4.84_2)
 (envelope-from <konrad@char.us.oracle.com>) id 1afukS-0007BE-D2
 for xen-devel@lists.xenproject.org; Tue, 15 Mar 2016 19:35:20 +0000
Content-Disposition: inline
In-Reply-To: <56E8616E.5020401@citrix.com>
List-Unsubscribe: <http://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: <http://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: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Keir Fraser <keir@xen.org>, ross.lagerwall@citrix.com, mpohlack@amazon.de, Julien Grall <julien.grall@arm.com>, Stefano Stabellini <stefano.stabellini@citrix.com>, Jan Beulich <jbeulich@suse.com>, sasha.levin@oracle.com, xen-devel@lists.xenproject.org
List-Id: xen-devel@lists.xenproject.org
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