From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony Liguori Subject: Re: [PATCH 0/2][RFC] virtio_net: MAC filtering Date: Wed, 07 Jan 2009 12:14:51 -0600 Message-ID: <4964F11B.7020509@codemonkey.ws> References: <1231351559.7109.128.camel@lappy> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Rusty Russell , kvm , netdev , Mark McLoughlin To: Alex Williamson Return-path: In-Reply-To: <1231351559.7109.128.camel@lappy> Sender: kvm-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Alex Williamson wrote: > This series builds on some of the patches Mark McLoughlin has sent out > recently, so likely won't apply to any current trees until those get > upstream. The goal is to enable MAC filtering at the kvm/qemu level for > virtio-net packets. Promiscuous and allmulti mode are handled by adding > bits to Mark's proposed status field. I also add a 16 entry MAC table > for additional unicast and multicast addresses to filter. If this looks > reasonable, I'll follow-up with VLAN filtering. > > As noted in the RFC thread adding the kvm/qemu backing, this does > increase the size of the virtio-net device I/O port space, up to 1kB > with PCI rounding if we add a 4k entry VLAN bitmap. A 64 device limit > is still pretty high for a VM, but maybe we should think about adding > MMIO space for virtio-pci. Thanks, > I'm not quite sure the best way to address this. Maybe another control queue for sending commands to control this sort of stuff? What are your thoughts Rusty? Regards, Anthony Liguori > Alex > >