From patchwork Sat Jan 22 01:21:42 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Linus_L=C3=BCssing?= X-Patchwork-Id: 711 Return-Path: Received: from fmmailgate02.web.de (fmmailgate02.web.de [217.72.192.227]) by open-mesh.org (Postfix) with ESMTP id 0153315468F for ; Sat, 22 Jan 2011 02:22:26 +0100 (CET) Received: from smtp02.web.de ( [172.20.0.184]) by fmmailgate02.web.de (Postfix) with ESMTP id 510871939FF70; Sat, 22 Jan 2011 02:22:26 +0100 (CET) Received: from [46.126.246.98] (helo=localhost) by smtp02.web.de with asmtp (TLSv1:AES128-SHA:128) (WEB.DE 4.110 #4) id 1PgSBO-0002XX-00; Sat, 22 Jan 2011 02:22:26 +0100 From: =?UTF-8?q?Linus=20L=C3=BCssing?= To: b.a.t.m.a.n@lists.open-mesh.org Date: Sat, 22 Jan 2011 02:21:42 +0100 Message-Id: <1295659302-7171-20-git-send-email-linus.luessing@saxnet.de> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <1295659302-7171-1-git-send-email-linus.luessing@saxnet.de> References: <1295659302-7171-1-git-send-email-linus.luessing@saxnet.de> MIME-Version: 1.0 Sender: linus.luessing@web.de X-Sender: linus.luessing@web.de X-Provags-ID: V01U2FsdGVkX1+SikkmWs6oN3nMMgSC4bCNZWVi5LtjBteBnStZ 580EU++0vd/dmqMV3HX7Js1cUgBepHDopjYiPItXBsab4X8Tle dyrvpGx289VppwyiyEWg== Cc: =?UTF-8?q?Linus=20L=C3=BCssing?= Subject: [B.A.T.M.A.N.] [PATCH 19/19] batman-adv: Make number of (re)broadcasts configurable via sysfs X-BeenThere: b.a.t.m.a.n@lists.open-mesh.org X-Mailman-Version: 2.1.11 Precedence: list Reply-To: The list for a Better Approach To Mobile Ad-hoc Networking List-Id: The list for a Better Approach To Mobile Ad-hoc Networking List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 22 Jan 2011 01:22:28 -0000 Depending on the scenario, people might want to adjust the number of (re)broadcast of data packets - usually higher values in sparse or lower values in dense networks. Signed-off-by: Linus Lüssing --- bat_sysfs.c | 2 ++ send.c | 3 ++- types.h | 1 + 3 files changed, 5 insertions(+), 1 deletions(-) diff --git a/batman-adv/bat_sysfs.c b/batman-adv/bat_sysfs.c index 8f688db..7135c08 100644 --- a/batman-adv/bat_sysfs.c +++ b/batman-adv/bat_sysfs.c @@ -520,6 +520,7 @@ static BAT_ATTR(gw_mode, S_IRUGO | S_IWUSR, show_gw_mode, store_gw_mode); BAT_ATTR_UINT(orig_interval, S_IRUGO | S_IWUSR, 2 * JITTER, INT_MAX, update_mcast_tracker); BAT_ATTR_UINT(hop_penalty, S_IRUGO | S_IWUSR, 0, TQ_MAX_VALUE, NULL); +BAT_ATTR_UINT(num_bcasts, S_IRUGO | S_IWUSR, 0, INT_MAX, NULL); BAT_ATTR_UINT(gw_sel_class, S_IRUGO | S_IWUSR, 1, TQ_MAX_VALUE, post_gw_deselect); static BAT_ATTR(gw_bandwidth, S_IRUGO | S_IWUSR, show_gw_bwidth, @@ -544,6 +545,7 @@ static struct bat_attribute *mesh_attrs[] = { &bat_attr_gw_mode, &bat_attr_orig_interval, &bat_attr_hop_penalty, + &bat_attr_num_bcasts, &bat_attr_gw_sel_class, &bat_attr_gw_bandwidth, &bat_attr_mcast_mode, diff --git a/batman-adv/send.c b/batman-adv/send.c index 03db894..4169f6e 100644 --- a/batman-adv/send.c +++ b/batman-adv/send.c @@ -510,6 +510,7 @@ static void send_outstanding_bcast_packet(struct work_struct *work) struct sk_buff *skb1; struct net_device *soft_iface = forw_packet->if_incoming->soft_iface; struct bat_priv *bat_priv = netdev_priv(soft_iface); + int num_bcasts = atomic_read(&bat_priv->num_bcasts); spin_lock_bh(&bat_priv->forw_bcast_list_lock); hlist_del(&forw_packet->list); @@ -534,7 +535,7 @@ static void send_outstanding_bcast_packet(struct work_struct *work) forw_packet->num_packets++; /* if we still have some more bcasts to send */ - if (forw_packet->num_packets < 3) { + if (forw_packet->num_packets < num_bcasts) { _add_bcast_packet_to_list(bat_priv, forw_packet, ((5 * HZ) / 1000)); return; diff --git a/batman-adv/types.h b/batman-adv/types.h index d9b0429..5d72d4c 100644 --- a/batman-adv/types.h +++ b/batman-adv/types.h @@ -142,6 +142,7 @@ struct bat_priv { atomic_t gw_bandwidth; /* gw bandwidth */ atomic_t orig_interval; /* uint */ atomic_t hop_penalty; /* uint */ + atomic_t num_bcasts; /* uint */ atomic_t mcast_mode; /* MCAST_MODE_* */ atomic_t mcast_tracker_interval;/* uint, auto */ atomic_t mcast_tracker_timeout; /* uint, auto */