From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([2001:4830:134:3::10]:48735)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <borntraeger@de.ibm.com>) id 1Z5bGS-0000pP-NT
	for qemu-devel@nongnu.org; Thu, 18 Jun 2015 10:58:01 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <borntraeger@de.ibm.com>) id 1Z5bGP-0001gl-Gj
	for qemu-devel@nongnu.org; Thu, 18 Jun 2015 10:58:00 -0400
Received: from e06smtp10.uk.ibm.com ([195.75.94.106]:47775)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <borntraeger@de.ibm.com>) id 1Z5bGP-0001g2-0J
	for qemu-devel@nongnu.org; Thu, 18 Jun 2015 10:57:57 -0400
Received: from /spool/local
	by e06smtp10.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use
	Only! Violators will be prosecuted
	for <qemu-devel@nongnu.org> from <borntraeger@de.ibm.com>;
	Thu, 18 Jun 2015 15:57:54 +0100
Received: from b06cxnps4075.portsmouth.uk.ibm.com
	(d06relay12.portsmouth.uk.ibm.com [9.149.109.197])
	by d06dlp01.portsmouth.uk.ibm.com (Postfix) with ESMTP id 5954417D8063
	for <qemu-devel@nongnu.org>; Thu, 18 Jun 2015 15:58:58 +0100 (BST)
Received: from d06av07.portsmouth.uk.ibm.com (d06av07.portsmouth.uk.ibm.com
	[9.149.37.248])
	by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with
	ESMTP id t5IEvqVb23920850
	for <qemu-devel@nongnu.org>; Thu, 18 Jun 2015 14:57:52 GMT
Received: from d06av07.portsmouth.uk.ibm.com (localhost [127.0.0.1])
	by d06av07.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with
	ESMTP id t5IEvqPo008905
	for <qemu-devel@nongnu.org>; Thu, 18 Jun 2015 10:57:52 -0400
Message-ID: <5582DC70.8060709@de.ibm.com>
Date: Thu, 18 Jun 2015 16:57:52 +0200
From: Christian Borntraeger <borntraeger@de.ibm.com>
MIME-Version: 1.0
References: <1434488919-7615-1-git-send-email-agraf@suse.de>
	<20150616212326.GB17031@aurel32.net>
In-Reply-To: <20150616212326.GB17031@aurel32.net>
Content-Type: text/plain; charset=windows-1252
Content-Transfer-Encoding: 7bit
Subject: Re: [Qemu-devel] [PATCH] s390x: Switch to s390-ccw machine as
	default
List-Id: <qemu-devel.nongnu.org>
List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>
List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel>
List-Post: <mailto:qemu-devel@nongnu.org>
List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help>
List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: Aurelien Jarno <aurelien@aurel32.net>, Alexander Graf <agraf@suse.de>
Cc: Cornelia Huck <cornelia.huck@de.ibm.com>, qemu-devel@nongnu.org

Am 16.06.2015 um 23:23 schrieb Aurelien Jarno:
> On 2015-06-16 23:08, Alexander Graf wrote:
>> We now finally have TCG support for the basic set of instructions necessary
>> to run the s390-ccw machine. That means in any aspect possible that machine
>> type is now superior to the legacy s390-virtio machine.
>>
>> Switch over to the ccw machine as default. That way people don't get a halfway
>> broken machine with the s390x target.
>>
>> Signed-off-by: Alexander Graf <agraf@suse.de>
> 
> \o/ Very good idea!
> 
> Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
> 
> That said in the future it would be even better if we can automagically
> pass bootindex=1 to the first created drive when not declaring the
> device and the drive separately. That would allow to run an image with
> just:

This is actually a bug that was introduced with 
commit fa92e218df1d ("s390x/ipl: avoid sign extension")
Will prepare a fix.

Christian