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,USER_AGENT_GIT 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 2499FC432C0 for ; Wed, 27 Nov 2019 21:35:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EAD3620665 for ; Wed, 27 Nov 2019 21:35:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574890546; bh=lMd0ULnEjuLF1xXeEfYBsc42wu6keCNdLjOP6QIpqZ8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ROQkkajP4OTmSJ9rWojRsasqo/StkB/NLF9KAREhHwb5Y2z6NFsP+UhfZaDxiPPZ7 WWtcEGAQXK8KK4HY6brEZBK8Dyz+KzKNLdEIc+VQFfJ3d6vBo7hyqvfH4M7Iu8kgd5 EaEdn1HJg31S6YiNlj8hPajH/cl0rxmBb0Hj7rMA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727893AbfK0Vfl (ORCPT ); Wed, 27 Nov 2019 16:35:41 -0500 Received: from mail.kernel.org ([198.145.29.99]:34716 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730212AbfK0UtO (ORCPT ); Wed, 27 Nov 2019 15:49:14 -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 1F662217C3; Wed, 27 Nov 2019 20:49:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574887753; bh=lMd0ULnEjuLF1xXeEfYBsc42wu6keCNdLjOP6QIpqZ8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=H6KuFrB9TRNE2kkz4OYYV4K5HyOD+jXf1VztO/anFY4IKTk8JG2R2yj7QSJrC1h7g h+IRzJ35GKSXibzVmnnUi3DouNir7ZyxrG4z2mwld1s0GzGDCD/8WiZfw1up8xMDgk 8n+kOmHMw8DkmhfEK0Jumh/trRHlZcZsAY0QL9rk= 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 4.14 080/211] net: ethernet: ti: cpsw: unsync mcast entries while switch promisc mode Date: Wed, 27 Nov 2019 21:30:13 +0100 Message-Id: <20191127203101.351058354@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191127203049.431810767@linuxfoundation.org> References: <20191127203049.431810767@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@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 8cb44eabc2835..a44838aac97de 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -601,6 +601,7 @@ 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