From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LzZCu-0004dh-Gy for qemu-devel@nongnu.org; Thu, 30 Apr 2009 12:33:56 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LzZCp-0004aw-OX for qemu-devel@nongnu.org; Thu, 30 Apr 2009 12:33:55 -0400 Received: from [199.232.76.173] (port=58090 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LzZCp-0004an-8J for qemu-devel@nongnu.org; Thu, 30 Apr 2009 12:33:51 -0400 Received: from e3.ny.us.ibm.com ([32.97.182.143]:42800) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LzZCo-0007sd-R5 for qemu-devel@nongnu.org; Thu, 30 Apr 2009 12:33:51 -0400 Received: from d01relay07.pok.ibm.com (d01relay07.pok.ibm.com [9.56.227.147]) by e3.ny.us.ibm.com (8.13.1/8.13.1) with ESMTP id n3UGTsE0003327 for ; Thu, 30 Apr 2009 12:29:54 -0400 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d01relay07.pok.ibm.com (8.13.8/8.13.8/NCO v9.2) with ESMTP id n3UGXmqs1102076 for ; Thu, 30 Apr 2009 12:33:48 -0400 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id n3UGXh3B014594 for ; Thu, 30 Apr 2009 10:33:44 -0600 Message-ID: <49F9D2E4.2090308@us.ibm.com> Date: Thu, 30 Apr 2009 11:33:40 -0500 From: Anthony Liguori MIME-Version: 1.0 Subject: Re: [Qemu-devel] Re: [PATCH 9/9] Introduce VLANClientState::cleanup() References: <1239812969-8320-2-git-send-email-markmc@redhat.com> <200904301702.32282.paul@codesourcery.com> <49F9CFCA.8000002@redhat.com> <200904301731.04902.paul@codesourcery.com> In-Reply-To: <200904301731.04902.paul@codesourcery.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paul Brook Cc: Mark McLoughlin , Marcelo Tosatti , Avi Kivity , Markus Armbruster , qemu-devel@nongnu.org Paul Brook wrote: > On Thursday 30 April 2009, Avi Kivity wrote: > >> Paul Brook wrote: >> >>>> Sure, you can short-ciruit the case where you have a pair of devices, >>>> but then you need to revoke posted receive descriptors. >>>> >>> Isn't the same true with a point-point API? When you add a third device >>> to the vlan you're going to have to break the tap-guest link, and insert >>> a proxy in the middle. >>> >> I thought with a point-to-point API, you would not actually be inserting >> any third device. >> > > That's a fair chunk of functionality you just lost then. > That no one ever actually uses and that very often confuses people. Have I mentioned lately that I don't like qemu vlans? :-) > Paul > -- Regards, Anthony Liguori