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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 60712C43381 for ; Thu, 21 Feb 2019 21:05:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3A1A72080F for ; Thu, 21 Feb 2019 21:05:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726647AbfBUVFa (ORCPT ); Thu, 21 Feb 2019 16:05:30 -0500 Received: from shards.monkeyblade.net ([23.128.96.9]:42990 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726165AbfBUVF3 (ORCPT ); Thu, 21 Feb 2019 16:05:29 -0500 Received: from localhost (unknown [IPv6:2601:601:9f80:35cd::bf5]) (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 04F30145D4418; Thu, 21 Feb 2019 13:05:28 -0800 (PST) Date: Thu, 21 Feb 2019 13:05:28 -0800 (PST) Message-Id: <20190221.130528.1962020421176856619.davem@davemloft.net> To: callum.sinclair@alliedtelesis.co.nz Cc: kuznet@ms2.inr.ac.ru, yoshfuji@linux-ipv6.org, nikolay@cumulusnetworks.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, nicolas.dichtel@6wind.com Subject: Re: [PATCH net-next v6] ipmr: ip6mr: Create new sockopt to clear mfc cache or vifs From: David Miller In-Reply-To: <20190217210752.20914-1-callum.sinclair@alliedtelesis.co.nz> References: <20190217210752.20914-1-callum.sinclair@alliedtelesis.co.nz> 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]); Thu, 21 Feb 2019 13:05:29 -0800 (PST) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Callum Sinclair Date: Mon, 18 Feb 2019 10:07:51 +1300 > Created a way to clear the multicast forwarding cache on a socket > without having to either remove the entries manually using the delete > entry socket option or destroy and recreate the multicast socket. > > Calling the socket option MRT_FLUSH will allow any combination of the > four flag options to be cleared. > > MRT_FLUSH_MFC will clear all non static mfc entries and clear the unresolved cache > MRT_FLUSH_MFC_STATIC will clear all static mfc entries > MRT_FLUSH_VIFS will clear all non static interfaces > MRT_FLUSH_VIFS_STATIC will clear all static interfaces. Applied.