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=-3.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 A11BCC433E0 for ; Sun, 31 May 2020 00:58:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E8382074B for ; Sun, 31 May 2020 00:58:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729528AbgEaA6X (ORCPT ); Sat, 30 May 2020 20:58:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51684 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729356AbgEaA6X (ORCPT ); Sat, 30 May 2020 20:58:23 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 61637C03E969 for ; Sat, 30 May 2020 17:58:23 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 3D2DF128DB7E9; Sat, 30 May 2020 17:58:22 -0700 (PDT) Date: Sat, 30 May 2020 17:58:20 -0700 (PDT) Message-Id: <20200530.175820.1388522010933920643.davem@davemloft.net> To: wenxu@ucloud.cn Cc: paulb@mellanox.com, marcelo.leitner@gmail.com, netdev@vger.kernel.org Subject: Re: [PATCH v2] net/sched: act_ct: add nat mangle action only for NAT-conntrack From: David Miller In-Reply-To: <1590818091-3548-1-git-send-email-wenxu@ucloud.cn> References: <1590818091-3548-1-git-send-email-wenxu@ucloud.cn> X-Mailer: Mew version 6.8 on Emacs 26.3 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Sat, 30 May 2020 17:58:22 -0700 (PDT) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: wenxu@ucloud.cn Date: Sat, 30 May 2020 13:54:51 +0800 > From: wenxu > > Currently add nat mangle action with comparing invert and ori tuple. > It is better to check IPS_NAT_MASK flags first to avoid non necessary > memcmp for non-NAT conntrack. > > Signed-off-by: wenxu Applied.