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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 AF701C432C0 for ; Wed, 27 Nov 2019 21:26:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7C3F7215A5 for ; Wed, 27 Nov 2019 21:26:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574889997; bh=WeEIEc584qKbnLnJJjfQHq4AJ1PlgR0ZnvgFb83cxXM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=M6Pu84fSbBtcaadK9hWlSO6wUwJZRhxrr2PnVn3Cl+WhXZLFhSGyXI0OK2d+DbsrR vMiQThneRuRv6I893zz+yOHe+QMmVd9z0hB14W8/TkDC3sRlUGYfeEhtqdQ3s0McQJ bU3w52CYEz5E+wkzPHWXtKST07AmoeE8YPq0Brb4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731562AbfK0VA1 (ORCPT ); Wed, 27 Nov 2019 16:00:27 -0500 Received: from mail.kernel.org ([198.145.29.99]:52222 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731540AbfK0VAU (ORCPT ); Wed, 27 Nov 2019 16:00:20 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CE8242084B; Wed, 27 Nov 2019 21:00:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574888420; bh=WeEIEc584qKbnLnJJjfQHq4AJ1PlgR0ZnvgFb83cxXM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yRn21wEuZjCKYOWHsS5eXreXHBCupVOKiq39HpHNtIRro+dfg7kqSJ9QLfNQ+5FU5 d3AFDJeXg+xxQ6IdO2TlmkT4lmEBdRhXFjhS1LbQu/z53yjH7pp2TwnIhkaDirhZ9A zW5AnqBrlGegrkxEDkIJD9R9n/0/8Y9CUIgMQTmc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Ivan Khoronzhuk , Grygorii Strashko , "David S. Miller" , Sasha Levin Subject: [PATCH 4.19 126/306] net: ethernet: ti: cpsw: unsync mcast entries while switch promisc mode Date: Wed, 27 Nov 2019 21:29:36 +0100 Message-Id: <20191127203124.320663717@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191127203114.766709977@linuxfoundation.org> References: <20191127203114.766709977@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Ivan Khoronzhuk [ Upstream commit 9737cc99dd14b5b8b9d267618a6061feade8ea68 ] After flushing all mcast entries from the table, the ones contained in mc list of ndev are not restored when promisc mode is toggled off, because they are considered as synched with ALE, thus, in order to restore them after promisc mode - reset syncing info. This fix touches only switch mode devices, including single port boards like Beagle Bone. Fixes: commit 5da1948969bc ("net: ethernet: ti: cpsw: fix lost of mcast packets while rx_mode update") Signed-off-by: Ivan Khoronzhuk Reviewed-by: Grygorii Strashko Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/ti/cpsw.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 1afed85550c0a..8417d4c178447 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -642,6 +642,7 @@ static void cpsw_set_promiscious(struct net_device *ndev, bool enable) /* Clear all mcast from ALE */ cpsw_ale_flush_multicast(ale, ALE_ALL_PORTS, -1); + __dev_mc_unsync(ndev, NULL); /* Flood All Unicast Packets to Host port */ cpsw_ale_control_set(ale, 0, ALE_P0_UNI_FLOOD, 1); -- 2.20.1