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=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 3B57BC3A5A3 for ; Thu, 29 Aug 2019 09:24:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 19E93208C2 for ; Thu, 29 Aug 2019 09:24:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727923AbfH2JYU (ORCPT ); Thu, 29 Aug 2019 05:24:20 -0400 Received: from esa4.microchip.iphmx.com ([68.232.154.123]:57642 "EHLO esa4.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726009AbfH2JYT (ORCPT ); Thu, 29 Aug 2019 05:24:19 -0400 Received-SPF: Pass (esa4.microchip.iphmx.com: domain of Horatiu.Vultur@microchip.com designates 198.175.253.82 as permitted sender) identity=mailfrom; client-ip=198.175.253.82; receiver=esa4.microchip.iphmx.com; envelope-from="Horatiu.Vultur@microchip.com"; x-sender="Horatiu.Vultur@microchip.com"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 mx a:ushub1.microchip.com a:smtpout.microchip.com a:mx1.microchip.iphmx.com a:mx2.microchip.iphmx.com include:servers.mcsv.net include:mktomail.com include:spf.protection.outlook.com ~all" Received-SPF: None (esa4.microchip.iphmx.com: no sender authenticity information available from domain of postmaster@email.microchip.com) identity=helo; client-ip=198.175.253.82; receiver=esa4.microchip.iphmx.com; envelope-from="Horatiu.Vultur@microchip.com"; x-sender="postmaster@email.microchip.com"; x-conformance=spf_only Authentication-Results: esa4.microchip.iphmx.com; dkim=none (message not signed) header.i=none; spf=Pass smtp.mailfrom=Horatiu.Vultur@microchip.com; spf=None smtp.helo=postmaster@email.microchip.com; dmarc=pass (p=none dis=none) d=microchip.com IronPort-SDR: K9qjtGmCkJXBZS9NtJNMUdFoe0jVZbYtANKuCmWcNL+LbstwSn9gMVdmw8mhY90L5hmvky6dkC srJgJAytZf/v+TdHfCL1faz9HTq9co5ufWD1gHxEyrsz3pTiRDf3NgmOciNK6+3g3qAb+mzW5l jRXsoUMCQjFAUVeFBynQjcep5sWVa+IaH0AHwTM6zlpCl/gaL5Z3iqv3BxJ8wPEdM3Hsf6vZtR vIsjIDHX2sgtV8jD9ItnyDuzfl/9vOv9PNQr+ZWGl6Ro8ag7oiHFHBauLqes2A9OSYhmH3fhxE OYM= X-IronPort-AV: E=Sophos;i="5.64,442,1559545200"; d="scan'208";a="46054437" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa4.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 29 Aug 2019 02:24:17 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Thu, 29 Aug 2019 02:24:14 -0700 Received: from soft-dev3.microsemi.net (10.10.85.251) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.1713.5 via Frontend Transport; Thu, 29 Aug 2019 02:24:14 -0700 From: Horatiu Vultur To: , , , , , , , , , CC: Horatiu Vultur Subject: [PATCH v3 1/2] net: core: Notify on changes to dev->promiscuity. Date: Thu, 29 Aug 2019 11:22:28 +0200 Message-ID: <1567070549-29255-2-git-send-email-horatiu.vultur@microchip.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1567070549-29255-1-git-send-email-horatiu.vultur@microchip.com> References: <1567070549-29255-1-git-send-email-horatiu.vultur@microchip.com> MIME-Version: 1.0 Content-Type: text/plain Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add the SWITCHDEV_ATTR_ID_PORT_PROMISCUITY switchdev notification type, used to indicate whenever the dev promiscuity counter is changed. The notification doesn't use any switchdev_attr attribute because in the notifier callbacks is it possible to get the dev and read directly the promiscuity value. Signed-off-by: Horatiu Vultur --- include/net/switchdev.h | 1 + net/core/dev.c | 9 +++++++++ 2 files changed, 10 insertions(+) diff --git a/include/net/switchdev.h b/include/net/switchdev.h index aee86a1..14b1617 100644 --- a/include/net/switchdev.h +++ b/include/net/switchdev.h @@ -40,6 +40,7 @@ enum switchdev_attr_id { SWITCHDEV_ATTR_ID_BRIDGE_VLAN_FILTERING, SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED, SWITCHDEV_ATTR_ID_BRIDGE_MROUTER, + SWITCHDEV_ATTR_ID_PORT_PROMISCUITY, }; struct switchdev_attr { diff --git a/net/core/dev.c b/net/core/dev.c index 49589ed..40c74f2 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -142,6 +142,7 @@ #include #include #include +#include #include "net-sysfs.h" @@ -7377,6 +7378,11 @@ static void dev_change_rx_flags(struct net_device *dev, int flags) static int __dev_set_promiscuity(struct net_device *dev, int inc, bool notify) { unsigned int old_flags = dev->flags; + struct switchdev_attr attr = { + .orig_dev = dev, + .id = SWITCHDEV_ATTR_ID_PORT_PROMISCUITY, + .flags = SWITCHDEV_F_DEFER, + }; kuid_t uid; kgid_t gid; @@ -7419,6 +7425,9 @@ static int __dev_set_promiscuity(struct net_device *dev, int inc, bool notify) } if (notify) __dev_notify_flags(dev, old_flags, IFF_PROMISC); + + switchdev_port_attr_set(dev, &attr); + return 0; } -- 2.7.4