From patchwork Fri Dec 7 13:58:34 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sven Eckelmann X-Patchwork-Id: 17676 X-Patchwork-Delegate: sw@simonwunderlich.de Return-Path: X-Original-To: patchwork@open-mesh.org Delivered-To: patchwork@open-mesh.org Received: from open-mesh.org (localhost [IPv6:::1]) by open-mesh.org (Postfix) with ESMTP id 9E4BC811BD; Fri, 7 Dec 2018 14:59:50 +0100 (CET) Authentication-Results: open-mesh.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=narfation.org header.i=@narfation.org header.b="A4Z+ge7M"; dkim-atps=neutral Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=2001:4d88:2000:7::2; helo=v3-1039.vlinux.de; envelope-from=sven@narfation.org; receiver= Received: from v3-1039.vlinux.de (narfation.org [IPv6:2001:4d88:2000:7::2]) by open-mesh.org (Postfix) with ESMTPS id EF5BF80F6A for ; Fri, 7 Dec 2018 14:59:33 +0100 (CET) Received: from sven-desktop.home.narfation.org (p200300C5970891FD0000000000008096.dip0.t-ipconnect.de [IPv6:2003:c5:9708:91fd::8096]) by v3-1039.vlinux.de (Postfix) with ESMTPSA id EBA5C110134; Fri, 7 Dec 2018 14:59:32 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=narfation.org; s=20121; t=1544191173; bh=aCsMg896qq4E/N1KbLilNDn1CwqAd8onx0g8xxuHXvM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=A4Z+ge7MHlsflB3xD6Z7E0k7g6RQWcG2Y+RlHd7zAJrxCJ/KJvs+/Cr/+9QTPa5H4 TJv4SiwxQSxij2wTKpRH9/Gt9kjWIbM+tiTu8UPXUXh9c3cv89xISDLPow5h8Igi1u m1Sx7wtBmv6UUHD33MxixBpmCTIn/3ikeU7rwhTQ= From: Sven Eckelmann To: b.a.t.m.a.n@lists.open-mesh.org Date: Fri, 7 Dec 2018 14:58:34 +0100 Message-Id: <20181207135846.6152-8-sven@narfation.org> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181207135846.6152-1-sven@narfation.org> References: <20181207135846.6152-1-sven@narfation.org> MIME-Version: 1.0 Subject: [B.A.T.M.A.N.] [RFC v3 07/19] batman-adv: Add bonding mesh genl configuration X-BeenThere: b.a.t.m.a.n@lists.open-mesh.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: The list for a Better Approach To Mobile Ad-hoc Networking List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: The list for a Better Approach To Mobile Ad-hoc Networking Errors-To: b.a.t.m.a.n-bounces@lists.open-mesh.org Sender: "B.A.T.M.A.N" The mesh interface can use multiple slave/hard-interface ports at the same time to transport the traffic to other nodes. The BATADV_CMD_SET_MESH/BATADV_CMD_GET_MESH commands allow to set/get the configuration of this feature using the BATADV_ATTR_BONDING attribute. Setting the u8 to zero will disable this feature and setting it to something else is enabling this feature. Signed-off-by: Sven Eckelmann --- Cc: Simon Wunderlich --- include/uapi/linux/batman_adv.h | 6 ++++++ net/batman-adv/netlink.c | 11 +++++++++++ 2 files changed, 17 insertions(+) diff --git a/include/uapi/linux/batman_adv.h b/include/uapi/linux/batman_adv.h index 75738032..d209c468 100644 --- a/include/uapi/linux/batman_adv.h +++ b/include/uapi/linux/batman_adv.h @@ -374,6 +374,12 @@ enum batadv_nl_attrs { */ BATADV_ATTR_ISOLATION_MASK, + /** + * @BATADV_ATTR_BONDING: whether the data traffic going through the + * mesh will be sent using multiple interfaces at the same time. + */ + BATADV_ATTR_BONDING, + /* add attributes above here, update the policy in netlink.c */ /** diff --git a/net/batman-adv/netlink.c b/net/batman-adv/netlink.c index 217c4b30..a836a8f1 100644 --- a/net/batman-adv/netlink.c +++ b/net/batman-adv/netlink.c @@ -143,6 +143,7 @@ static const struct nla_policy batadv_netlink_policy[NUM_BATADV_ATTR] = { [BATADV_ATTR_AP_ISOLATION] = { .type = NLA_U8 }, [BATADV_ATTR_ISOLATION_MARK] = { .type = NLA_U32 }, [BATADV_ATTR_ISOLATION_MASK] = { .type = NLA_U32 }, + [BATADV_ATTR_BONDING] = { .type = NLA_U8 }, }; /** @@ -278,6 +279,10 @@ static int batadv_netlink_mesh_put(struct sk_buff *msg, bat_priv->isolation_mark_mask)) goto nla_put_failure; + if (nla_put_u8(msg, BATADV_ATTR_BONDING, + !!atomic_read(&bat_priv->bonding))) + goto nla_put_failure; + batadv_hardif_put(primary_if); genlmsg_end(msg, hdr); @@ -385,6 +390,12 @@ static int batadv_netlink_set_mesh(struct sk_buff *skb, struct genl_info *info) bat_priv->isolation_mark_mask = nla_get_u32(attr); } + if (info->attrs[BATADV_ATTR_BONDING]) { + attr = info->attrs[BATADV_ATTR_BONDING]; + + atomic_set(&bat_priv->bonding, !!nla_get_u8(attr)); + } + batadv_netlink_notify_mesh(bat_priv); return 0;