From patchwork Mon Feb 29 11:05:57 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Antonio Quartulli X-Patchwork-Id: 15868 Return-Path: X-Original-To: patchwork@open-mesh.org Delivered-To: patchwork@open-mesh.org Received: from open-mesh.org (localhost [127.0.0.1]) by open-mesh.org (Postfix) with ESMTP id 0E5E981A8A; Mon, 29 Feb 2016 12:09:13 +0100 (CET) Received-SPF: Permerror (SPF Permanent Error: Two or more type TXT spf records found.) identity=mailfrom; client-ip=5.148.176.60; helo=s2.neomailbox.net; envelope-from=a@unstable.cc; receiver=b.a.t.m.a.n@lists.open-mesh.org Authentication-Results: open-mesh.org; dmarc=none header.from=unstable.cc Received: from s2.neomailbox.net (s2.neomailbox.net [5.148.176.60]) by open-mesh.org (Postfix) with ESMTPS id E6C3C81A74 for ; Mon, 29 Feb 2016 12:08:47 +0100 (CET) From: Antonio Quartulli To: davem@davemloft.net Date: Mon, 29 Feb 2016 19:05:57 +0800 Message-Id: <1456743968-17562-5-git-send-email-a@unstable.cc> In-Reply-To: <1456743968-17562-1-git-send-email-a@unstable.cc> References: <1456743968-17562-1-git-send-email-a@unstable.cc> MIME-Version: 1.0 Cc: netdev@vger.kernel.org, b.a.t.m.a.n@lists.open-mesh.org, Marek Lindner , Antonio Quartulli Subject: [B.A.T.M.A.N.] [PATCH 04/15] batman-adv: ELP - adding sysfs parameter for elp interval X-BeenThere: b.a.t.m.a.n@lists.open-mesh.org X-Mailman-Version: 2.1.18 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" From: Linus Luessing This parameter can be set individually on each interface and allows the configuration of the elp interval for the link quality measurements during runtime. Usually it is desirable to set it to a higher (= slower) value on interfaces which have a more static characteristic (e.g. wired interfaces) or very dense neighbourhoods to reduce overhead. Developed by Linus during a 6 months trainee study period in Ascom (Switzerland) AG. Signed-off-by: Linus Luessing Signed-off-by: Marek Lindner [antonio@open-mesh.com: respin on top of the latest master] Signed-off-by: Antonio Quartulli --- Documentation/ABI/testing/sysfs-class-net-batman-adv | 8 +++++++- net/batman-adv/sysfs.c | 7 +++++++ 2 files changed, 14 insertions(+), 1 deletion(-) diff --git a/Documentation/ABI/testing/sysfs-class-net-batman-adv b/Documentation/ABI/testing/sysfs-class-net-batman-adv index 7f34a95bb963..aea78db983bc 100644 --- a/Documentation/ABI/testing/sysfs-class-net-batman-adv +++ b/Documentation/ABI/testing/sysfs-class-net-batman-adv @@ -1,4 +1,11 @@ +What: /sys/class/net//batman-adv/elp_interval +Date: Feb 2014 +Contact: Linus Lüssing +Description: + Defines the interval in milliseconds in which batman + sends its probing packets for link quality measurements. + What: /sys/class/net//batman-adv/iface_status Date: May 2010 Contact: Marek Lindner @@ -12,4 +19,3 @@ Description: The /sys/class/net//batman-adv/mesh_iface file displays the batman mesh interface this currently is associated with. - diff --git a/net/batman-adv/sysfs.c b/net/batman-adv/sysfs.c index d3f69d5e79d9..e86014332e1c 100644 --- a/net/batman-adv/sysfs.c +++ b/net/batman-adv/sysfs.c @@ -920,10 +920,17 @@ static ssize_t batadv_show_iface_status(struct kobject *kobj, static BATADV_ATTR(mesh_iface, S_IRUGO | S_IWUSR, batadv_show_mesh_iface, batadv_store_mesh_iface); static BATADV_ATTR(iface_status, S_IRUGO, batadv_show_iface_status, NULL); +#ifdef CONFIG_BATMAN_ADV_BATMAN_V +BATADV_ATTR_HIF_UINT(elp_interval, bat_v.elp_interval, S_IRUGO | S_IWUSR, + 2 * BATADV_JITTER, INT_MAX, NULL); +#endif static struct batadv_attribute *batadv_batman_attrs[] = { &batadv_attr_mesh_iface, &batadv_attr_iface_status, +#ifdef CONFIG_BATMAN_ADV_BATMAN_V + &batadv_attr_elp_interval, +#endif NULL, };