From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicolas Dichtel Subject: Re: [PATCH net-next] drivers/net: add 6WIND SHULTI support Date: Wed, 27 Apr 2016 17:38:09 +0200 Message-ID: <5720DCE1.8060803@6wind.com> References: <1461749838-4613-1-git-send-email-nicolas.dichtel@6wind.com> <20160427095615.GA27071@breakpoint.cc> <20160427151336.GB1962@nanopsycho.orion> Reply-To: nicolas.dichtel@6wind.com Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: davem@davemloft.net, netdev@vger.kernel.org To: Jiri Pirko , Florian Westphal Return-path: Received: from mail-wm0-f51.google.com ([74.125.82.51]:36378 "EHLO mail-wm0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753224AbcD0PiX (ORCPT ); Wed, 27 Apr 2016 11:38:23 -0400 Received: by mail-wm0-f51.google.com with SMTP id n129so33218029wmn.1 for ; Wed, 27 Apr 2016 08:38:22 -0700 (PDT) In-Reply-To: <20160427151336.GB1962@nanopsycho.orion> Sender: netdev-owner@vger.kernel.org List-ID: Le 27/04/2016 17:14, Jiri Pirko a =E9crit : > Wed, Apr 27, 2016 at 11:56:15AM CEST, fw@strlen.de wrote: >> Nicolas Dichtel wrote: >>> This patch adds the support of the 6WIND SHULTI switch. It is a sof= tware >>> switch doing L2 forwarding. >>> >>> This first version implements the minimum needed to get the device = working. >>> It also implements, via switchdev and rtnetlink, bridge forwarding = offload, >>> including FDB static entries, FDB learning and FDB ageing. >> >> How is this different from net/bridge? >> How is this different from openvswitch? >=20 > The difference is that it this tries to allow userspace crap to mirro= r > setting user does for bridge/ovs. Basically this looks to me like an > attempt to enable userspace SDKs and such. >=20 It is software switch, allowed by the switchdev model (see Documentation/networking/switchdev.txt), same design as mellanox spectr= um. What's wrong with that?