From mboxrd@z Thu Jan  1 00:00:00 1970
From: Juergen Gross <jgross@suse.com>
Subject: [PATCH] xen/x86: add diagnostic printout to
 xen_mc_flush() in case of error
Date: Fri, 23 Nov 2018 17:24:51 +0100
Message-ID: <20181123162451.3351-1-jgross__44158.6645473309$1542990224$gmane$org@suse.com>
Mime-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: base64
Return-path: <xen-devel-bounces@lists.xenproject.org>
Received: from all-amaz-eas1.inumbo.com ([34.197.232.57]
 helo=us1-amaz-eas2.inumbo.com)
 by lists.xenproject.org with esmtp (Exim 4.89)
 (envelope-from <SRS0=H732=OC=suse.com=jgross@srs-us1.protection.inumbo.net>)
 id 1gQEGI-0004Wf-Eg
 for xen-devel@lists.xenproject.org; Fri, 23 Nov 2018 16:24:58 +0000
List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>,
 <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xenproject.org>
List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help>
List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>,
 <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe>
Errors-To: xen-devel-bounces@lists.xenproject.org
Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org>
To: linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, x86@kernel.org
Cc: Juergen Gross <jgross@suse.com>, sstabellini@kernel.org, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, boris.ostrovsky@oracle.com, tglx@linutronix.de
List-Id: xen-devel@lists.xenproject.org
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