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=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 7222AC4338F for ; Sat, 14 Aug 2021 20:19:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 44F2D60F92 for ; Sat, 14 Aug 2021 20:19:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232544AbhHNUT2 (ORCPT ); Sat, 14 Aug 2021 16:19:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232476AbhHNUT1 (ORCPT ); Sat, 14 Aug 2021 16:19:27 -0400 Received: from a3.inai.de (a3.inai.de [IPv6:2a01:4f8:10b:45d8::f5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 13C87C061764 for ; Sat, 14 Aug 2021 13:18:55 -0700 (PDT) Received: by a3.inai.de (Postfix, from userid 25121) id A447C5872FA6C; Sat, 14 Aug 2021 22:18:53 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by a3.inai.de (Postfix) with ESMTP id 9850460DA1E1A; Sat, 14 Aug 2021 22:18:53 +0200 (CEST) Date: Sat, 14 Aug 2021 22:18:53 +0200 (CEST) From: Jan Engelhardt To: Florian Westphal cc: netfilter-devel@vger.kernel.org Subject: Re: [PATCH iptabes-nft] iptables-nft: allow removal of empty builtin chains In-Reply-To: <20210814174643.130760-1-fw@strlen.de> Message-ID: <84q02320-o5pp-8q8q-q646-473ssq92n552@vanv.qr> References: <20210814174643.130760-1-fw@strlen.de> User-Agent: Alpine 2.24 (LSU 510 2020-10-10) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org On Saturday 2021-08-14 19:46, Florian Westphal wrote: > Conservative change: > iptables-nft -X will not remove empty builtin chains. > OTOH, maybe it would be better to auto-remove those too, if empty. > Comments? How are chain policies expressed in nft, as a property on the chain (like legacy), or as a separate rule? That is significant when removing "empty" chains.