netdev - [PATCH 06/16] batman-adv: Provide TTVN in the mesh

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Message-Id: <1471336364-16334-7-git-send-email-sw@simonwunderlich.de>
Date:	Tue, 16 Aug 2016 10:32:34 +0200
From:	Simon Wunderlich <sw@...onwunderlich.de>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, b.a.t.m.a.n@...ts.open-mesh.org,
	Sven Eckelmann <sven@...fation.org>,
	Simon Wunderlich <sw@...onwunderlich.de>,
	Marek Lindner <mareklindner@...mailbox.ch>
Subject: [PATCH 06/16] batman-adv: Provide TTVN in the mesh_info netlink msg

From: Sven Eckelmann <sven@...fation.org>

The TTVN is the main information for the debugging of translation table
problems. It is therefore necessary when comparing the global translation
tables.

Signed-off-by: Sven Eckelmann <sven@...fation.org>
Signed-off-by: Simon Wunderlich <sw@...onwunderlich.de>
Signed-off-by: Marek Lindner <mareklindner@...mailbox.ch>
---
 net/batman-adv/netlink.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/net/batman-adv/netlink.c b/net/batman-adv/netlink.c
index 14360ec..0c0d20b 100644
--- a/net/batman-adv/netlink.c
+++ b/net/batman-adv/netlink.c
@@ -18,6 +18,7 @@
 #include "netlink.h"
 #include "main.h"
 
+#include <linux/atomic.h>
 #include <linux/errno.h>
 #include <linux/fs.h>
 #include <linux/genetlink.h>
@@ -121,7 +122,9 @@ batadv_netlink_mesh_info_put(struct sk_buff *msg, struct net_device *soft_iface)
 	    nla_put_u32(msg, BATADV_ATTR_MESH_IFINDEX, soft_iface->ifindex) ||
 	    nla_put_string(msg, BATADV_ATTR_MESH_IFNAME, soft_iface->name) ||
 	    nla_put(msg, BATADV_ATTR_MESH_ADDRESS, ETH_ALEN,
-		    soft_iface->dev_addr))
+		    soft_iface->dev_addr) ||
+	    nla_put_u8(msg, BATADV_ATTR_TT_TTVN,
+		       (u8)atomic_read(&bat_priv->tt.vn)))
 		goto out;
 
 	primary_if = batadv_primary_if_get_selected(bat_priv);
-- 
2.8.1