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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 7A616C3A59F for ; Mon, 26 Aug 2019 22:18:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 54236206BA for ; Mon, 26 Aug 2019 22:18:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726522AbfHZWSV (ORCPT ); Mon, 26 Aug 2019 18:18:21 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:39022 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726160AbfHZWSV (ORCPT ); Mon, 26 Aug 2019 18:18:21 -0400 Received: from localhost (unknown [IPv6:2601:601:9f80:35cd::d71]) (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 0721F15251086; Mon, 26 Aug 2019 15:18:19 -0700 (PDT) Date: Mon, 26 Aug 2019 15:18:19 -0700 (PDT) Message-Id: <20190826.151819.804077961408964282.davem@davemloft.net> To: jakub.kicinski@netronome.com Cc: dsahern@gmail.com, jiri@resnulli.us, roopa@cumulusnetworks.com, netdev@vger.kernel.org, sthemmin@microsoft.com, dcbw@redhat.com, mkubecek@suse.cz, andrew@lunn.ch, parav@mellanox.com, saeedm@mellanox.com, mlxsw@mellanox.com Subject: Re: [patch net-next rfc 3/7] net: rtnetlink: add commands to add and delete alternative ifnames From: David Miller In-Reply-To: <20190826151552.4f1a2ad9@cakuba.netronome.com> References: <20190826095548.4d4843fe@cakuba.netronome.com> <5d79fba4-f82e-97a7-7846-fd1de089a95b@gmail.com> <20190826151552.4f1a2ad9@cakuba.netronome.com> X-Mailer: Mew version 6.8 on Emacs 26.1 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]); Mon, 26 Aug 2019 15:18:20 -0700 (PDT) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Jakub Kicinski Date: Mon, 26 Aug 2019 15:15:52 -0700 > Weren't there multiple problems with the size of the RTM_NEWLINK > notification already? Adding multiple sizeable strings to it won't > help there either :S Indeed. We even had situations where we had to make the information provided in a newlink dump opt-in when we added VF info because the buffers glibc was using at the time were too small and this broke so much stuff. I honestly think that the size of link dumps are out of hand as-is.