From mboxrd@z Thu Jan  1 00:00:00 1970
From: Julien Grall <julien.grall@arm.com>
Subject: Re: [PATCH 1/2] arm: smccc: handle SMCs/HVCs according
	to SMCCC
Date: Tue, 1 Aug 2017 22:02:45 +0100
Message-ID: <b8211ca0-7148-9ee5-ebae-01893247771f@arm.com>
References: <1497449445-23112-1-git-send-email-volodymyr_babchuk@epam.com>
 <1497449445-23112-2-git-send-email-volodymyr_babchuk@epam.com>
 <b38196ff-087b-2b4c-dccd-2d3a8fc5bf38@arm.com> <20170801142546.GN12347@toto>
 <alpine.DEB.2.10.1708011332060.20080@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.2.10.1708011332060.20080@sstabellini-ThinkPad-X260>
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: Stefano Stabellini <sstabellini@kernel.org>, "Edgar E. Iglesias" <edgar.iglesias@xilinx.com>
Cc: Mark Rutland <mark.rutland@arm.com>nd@arm.com, Volodymyr Babchuk <volodymyr_babchuk@epam.com>, Dave P Martin <Dave.Martin@arm.com>, xen-devel@lists.xen.org
List-Id: xen-devel@lists.xenproject.org
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