From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from [140.186.70.92] (port=40750 helo=eggs.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43) id 1OgWyO-0005D0-5c
	for qemu-devel@nongnu.org; Wed, 04 Aug 2010 01:57:05 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69)
	(envelope-from <avi@redhat.com>) id 1OgWyM-00014x-UH
	for qemu-devel@nongnu.org; Wed, 04 Aug 2010 01:57:04 -0400
Received: from mx1.redhat.com ([209.132.183.28]:57183)
	by eggs.gnu.org with esmtp (Exim 4.69)
	(envelope-from <avi@redhat.com>) id 1OgWyM-00014o-Nb
	for qemu-devel@nongnu.org; Wed, 04 Aug 2010 01:57:02 -0400
Message-ID: <4C590128.9030602@redhat.com>
Date: Wed, 04 Aug 2010 08:56:56 +0300
From: Avi Kivity <avi@redhat.com>
MIME-Version: 1.0
Subject: Re: [Qemu-devel] Anyone seeing huge slowdown launching qemu with
	Linux 2.6.35?
References: <4C5847CD.9080107@codemonkey.ws> <4C5848C7.3090806@redhat.com>
	<4C584982.5000108@codemonkey.ws> <4C584B66.5070404@redhat.com>
	<4C5854F1.3000905@codemonkey.ws> <4C5858B2.9090801@redhat.com>
	<4C585F5B.5070502@codemonkey.ws> <4C58635B.7020407@redhat.com>
	<20100803191346.GA28523@amd.home.annexia.org>
	<4C586C6E.9030002@redhat.com>
	<20100803200057.GB28523@amd.home.annexia.org>
	<4C5880BC.2080802@codemonkey.ws>
In-Reply-To: <4C5880BC.2080802@codemonkey.ws>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
List-Id: qemu-devel.nongnu.org
List-Unsubscribe: <http://lists.nongnu.org/mailman/listinfo/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: <http://lists.nongnu.org/mailman/listinfo/qemu-devel>,
	<mailto:qemu-devel-request@nongnu.org?subject=subscribe>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: kvm@vger.kernel.org, "Richard W.M. Jones" <rjones@redhat.com>, Gleb Natapov <gleb@redhat.com>, qemu-devel@nongnu.org

  On 08/03/2010 11:49 PM, Anthony Liguori wrote:
>
>> We could demand that OSes write device drivers for more qemu devices
>> -- already OS vendors write thousands of device drivers for all sorts
>> of obscure devices, so this isn't really much of a demand for them.
>> In fact, they're already doing it.
>
> So far, MS hasn't quite gotten the clue yet that they should write 
> device drivers for qemu :-) 

To be fair, we haven't actually demanded that they do.

> In fact, noone has.

Strangely, the reverse has happened - I think virtualbox has written 
virtio device models for their VMM.

-- 
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.