From mboxrd@z Thu Jan  1 00:00:00 1970
From: Julien Grall <julien.grall@citrix.com>
Subject: Re: [PATCH v2 2/2] block/xen-blkfront: Handle
 non-indirect grant with 64KB pages
Date: Thu, 12 Nov 2015 18:04:04 +0000
Message-ID: <5644D494.3030700__24796.1298599423$1447351644$gmane$org@citrix.com>
References: <1445264354-23648-1-git-send-email-julien.grall@citrix.com>
	<1445264354-23648-3-git-send-email-julien.grall@citrix.com>
	<5644C111.2020006@citrix.com> <5644CCA8.4090003@citrix.com>
	<5644D19B.4000900@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.bemta3.messagelabs.com ([195.245.230.39])
	by lists.xen.org with esmtp (Exim 4.72)
	(envelope-from <prvs=751996401=julien.grall@citrix.com>)
	id 1ZwwFr-0008T0-6k
	for xen-devel@lists.xenproject.org; Thu, 12 Nov 2015 18:05:51 +0000
In-Reply-To: <5644D19B.4000900@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>
Sender: xen-devel-bounces@lists.xen.org
Errors-To: xen-devel-bounces@lists.xen.org
To: =?UTF-8?B?Um9nZXIgUGF1IE1vbm7DqQ==?= <roger.pau@citrix.com>, xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>, David Vrabel <david.vrabel@citrix.com>
List-Id: xen-devel@lists.xenproject.org
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=