From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rusty Russell Subject: Re: [PATCH] virtio_net: large tx MTU support Date: Thu, 27 Nov 2008 23:00:56 +1030 Message-ID: <200811272300.58151.rusty@rustcorp.com.au> References: <1227707891.9579.44.camel@blaa> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: netdev , virtualization To: Mark McLoughlin Return-path: Received: from ozlabs.org ([203.10.76.45]:33514 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753160AbYK0MbF (ORCPT ); Thu, 27 Nov 2008 07:31:05 -0500 In-Reply-To: <1227707891.9579.44.camel@blaa> Content-Disposition: inline Sender: netdev-owner@vger.kernel.org List-ID: On Thursday 27 November 2008 00:28:11 Mark McLoughlin wrote: > We don't really have a max tx packet size limit, so allow configuring > the device with up to 64k tx MTU. Hi Mark, Just one comment: maybe we should be conservative and maybe limit to 1500 if the host doesn't offer any of the GSO or MRG_RXBUF features? Thanks, Rusty.