From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=35771 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PprMw-0002ie-BO for qemu-devel@nongnu.org; Wed, 16 Feb 2011 19:05:15 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PprMv-0004bb-AI for qemu-devel@nongnu.org; Wed, 16 Feb 2011 19:05:14 -0500 Received: from mx1.redhat.com ([209.132.183.28]:56756) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PprMv-0004bU-2M for qemu-devel@nongnu.org; Wed, 16 Feb 2011 19:05:13 -0500 Subject: Re: [Qemu-devel] [PATCHv2 0/3] e1000: multi-buffer packet support From: Alex Williamson In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Date: Wed, 16 Feb 2011 17:05:04 -0700 Message-ID: <1297901104.14733.217.camel@x201> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Michael S. Tsirkin" Cc: kwolf@redhat.com, stefanha@linux.vnet.ibm.com, Jes.Sorensen@redhat.com, qemu-devel@nongnu.org, agraf@suse.de On Tue, 2011-02-15 at 18:27 +0200, Michael S. Tsirkin wrote: > e1000 supports multi-buffer packets larger than rxbuf_size. > > This fixes the following (on linux): > - in guest: ifconfig eth1 mtu 16110 > - in host: ifconfig tap0 mtu 16110 > ping -s 16082 > > Red Hat bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=602205 > > Changes from v1: > fix buffer overflow reported by Kevin > added a patch to fix EOP spec violation reported by Juan > added a patch to fix spec violation noted by myself > > > Michael S. Tsirkin (3): > e1000: multi-buffer packet support > e1000: clear EOP for multi-buffer descriptors > e1000: verify we have buffers, upfront > > hw/e1000.c | 61 +++++++++++++++++++++++++++++++++++++++++++++++------------ > 1 files changed, 48 insertions(+), 13 deletions(-) > Acked-by: Alex Williamson