From mboxrd@z Thu Jan  1 00:00:00 1970
From: Julien Grall <julien.grall@arm.com>
Subject: Re: [PATCH v3 10/16] xen/arm: cpufeature: Provide an
 helper to check if a capability is supported
Date: Wed, 22 Jun 2016 11:09:26 +0100
Message-ID: <576A63D6.6070306@arm.com>
References: <1465315583-1278-1-git-send-email-julien.grall@arm.com>
 <1465315583-1278-11-git-send-email-julien.grall@arm.com>
 <alpine.DEB.2.10.1606221055580.2575@sstabellini-ThinkPad-X260>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xen.org>
In-Reply-To: <alpine.DEB.2.10.1606221055580.2575@sstabellini-ThinkPad-X260>
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: Stefano Stabellini <sstabellini@kernel.org>
Cc: andre.przywara@arm.com, steve.capper@arm.com, wei.chen@arm.com, xen-devel@lists.xen.org
List-Id: xen-devel@lists.xenproject.org
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