From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_NEOMUTT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E3B47C48BD9 for ; Thu, 27 Jun 2019 12:58:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B8E6B2085A for ; Thu, 27 Jun 2019 12:58:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726930AbfF0M6p (ORCPT ); Thu, 27 Jun 2019 08:58:45 -0400 Received: from mail.us.es ([193.147.175.20]:42856 "EHLO mail.us.es" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726059AbfF0M6o (ORCPT ); Thu, 27 Jun 2019 08:58:44 -0400 Received: from antivirus1-rhel7.int (unknown [192.168.2.11]) by mail.us.es (Postfix) with ESMTP id E085911EF4A for ; Thu, 27 Jun 2019 14:58:41 +0200 (CEST) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id D17EA10219C for ; Thu, 27 Jun 2019 14:58:41 +0200 (CEST) Received: by antivirus1-rhel7.int (Postfix, from userid 99) id C611F6D2B0; Thu, 27 Jun 2019 14:58:41 +0200 (CEST) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id C7009DA4D0; Thu, 27 Jun 2019 14:58:39 +0200 (CEST) Received: from 192.168.1.97 (192.168.1.97) by antivirus1-rhel7.int (F-Secure/fsigk_smtp/550/antivirus1-rhel7.int); Thu, 27 Jun 2019 14:58:39 +0200 (CEST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/antivirus1-rhel7.int) Received: from us.es (sys.soleta.eu [212.170.55.40]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: 1984lsi) by entrada.int (Postfix) with ESMTPSA id A3CC64265A5B; Thu, 27 Jun 2019 14:58:39 +0200 (CEST) Date: Thu, 27 Jun 2019 14:58:39 +0200 X-SMTPAUTHUS: auth mail.us.es From: Pablo Neira Ayuso To: wenxu Cc: Florian Westphal , netfilter-devel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [PATCH 2/3 nf-next] netfilter:nf_flow_table: Support bridge type flow offload Message-ID: <20190627125839.t56fnptdeqixt7wd@salvia> References: <1561545148-11978-1-git-send-email-wenxu@ucloud.cn> <1561545148-11978-2-git-send-email-wenxu@ucloud.cn> <20190626183816.3ux3iifxaal4ffil@breakpoint.cc> <20190626191945.2mktaqrcrfcrfc66@breakpoint.cc> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) X-Virus-Scanned: ClamAV using ClamSMTP Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Thu, Jun 27, 2019 at 02:22:36PM +0800, wenxu wrote: > On 6/27/2019 3:19 AM, Florian Westphal wrote: > > Florian Westphal wrote: [...] > >> Whats the idea with this patch? > >> > >> Do you see a performance improvement when bypassing bridge layer? If so, > >> how much? > >> > >> I just wonder if its really cheaper than not using bridge conntrack in > >> the first place :-) > > This patch is based on the conntrack function in bridge.  It will > bypass the fdb lookup and conntrack lookup to get the performance  > improvement. The more important things for hardware offload in the > future with nf_tables add hardware offload support Florian would like to see numbers / benchmark.