From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from eggs.gnu.org ([2001:4830:134:3::10]:47583)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <pbonzini@redhat.com>) id 1X1tTp-00012r-H0
	for qemu-devel@nongnu.org; Tue, 01 Jul 2014 04:32:03 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <pbonzini@redhat.com>) id 1X1tTh-0007mF-UX
	for qemu-devel@nongnu.org; Tue, 01 Jul 2014 04:31:57 -0400
Received: from mx1.redhat.com ([209.132.183.28]:54036)
	by eggs.gnu.org with esmtp (Exim 4.71)
	(envelope-from <pbonzini@redhat.com>) id 1X1tTh-0007l2-FB
	for qemu-devel@nongnu.org; Tue, 01 Jul 2014 04:31:49 -0400
Message-ID: <53B271EE.4030308@redhat.com>
Date: Tue, 01 Jul 2014 10:31:42 +0200
From: Paolo Bonzini <pbonzini@redhat.com>
MIME-Version: 1.0
References: <1402974463.7661.102.camel@pasglop>	
	<1403001900.1614.10.camel@nilsson.home.kraxel.org>	
	<1403003721.7661.148.camel@pasglop>	
	<1403006267.1614.14.camel@nilsson.home.kraxel.org>	
	<1403040734.7661.173.camel@pasglop>	
	<1403090315.13406.3.camel@nilsson.home.kraxel.org>	
	<1403096614.7661.208.camel@pasglop>	
	<1403170570.22530.5.camel@nilsson.home.kraxel.org>	
	<1403329021.4587.78.camel@pasglop>
	<1403403026.4587.108.camel@pasglop>	
	<1404126876.24066.23.camel@nilsson.home.kraxel.org>	
	<1404131521.29546.3.camel@pasglop>
	<1404202838.24066.52.camel@nilsson.home.kraxel.org>
	<53B270CD.7080907@suse.de>
In-Reply-To: <53B270CD.7080907@suse.de>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Subject: Re: [Qemu-devel] [RFC] qemu VGA endian swap low level drawing
	changes
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: Alexander Graf <agraf@suse.de>, Gerd Hoffmann <kraxel@redhat.com>, Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Alexey Kardashevskiy <aik@ozlabs.ru>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>

Il 01/07/2014 10:26, Alexander Graf ha scritto:
>>
>>> Right. A quick fix would be to add a flag to force always using a shadow
>>> surface and set it in cirrus ... I'm not sure anybody will notice the
>>> performance difference.
>> I suspect we can rip out hw cursor emulation and nobody will notice the
>> difference either ...
>
> Very likely ;). Though I think we're better off keeping it around to
> make sure we're still compatible with ancient guests (Windows 3.1 might
> use it too). Making it slow however shouldn't make any difference at all.

If you tell me what to look at, I legally own a Windows 98 CD (also NT4 
but I have to dig it out) and can test it later this week.

Paolo