[B.A.T.M.A.N.] [PATCH v4 5/6] batman-adv: changed debug messages for easier bla debugging

Andreas Pape
2016-05-12T06:31:36Z

Some of the bla debug messages are extended and additional messages are
added for easier bla debugging. Some debug messages introduced with the
dat changes in prior patches of this patch series have been changed to
be more compliant to other existing debug messages.

Acked-by: Simon Wunderlich <sw@simonwunderlich.de>
Signed-off-by: Andreas Pape <apape@phoenixcontact.com>
---
net/batman-adv/bridge_loop_avoidance.c | 18 ++++++++++++++----
net/batman-adv/routing.c | 2 +-
2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c
index 2f46ce9..c426327 100644
--- a/net/batman-adv/bridge_loop_avoidance.c
+++ b/net/batman-adv/bridge_loop_avoidance.c
@@ -715,8 +715,8 @@ static void batadv_bla_add_claim(struct batadv_priv *bat_priv,
goto claim_free_ref;

batadv_dbg(BATADV_DBG_BLA, bat_priv,
- "bla_add_claim(): changing ownership for %pM, vid %d\n",
- mac, BATADV_PRINT_VID(vid));
+ "bla_add_claim(): changing ownership for %pM, vid %d to gw %pM\n",
+ mac, BATADV_PRINT_VID(vid), backbone_gw->orig);

spin_lock_bh(&claim->backbone_gw->crc_lock);
claim->backbone_gw->crc ^= crc16(0, claim->addr, ETH_ALEN);
@@ -1240,10 +1240,13 @@ static void batadv_bla_purge_claims(struct batadv_priv *bat_priv,
continue;

batadv_dbg(BATADV_DBG_BLA, bat_priv,
- "bla_purge_claims(): %pM, vid %d, time out\n",
+ "bla_purge_claims(): timed out.\n");
+
+purge_now:
+ batadv_dbg(BATADV_DBG_BLA, bat_priv,
+ "bla_purge_claims(): %pM, vid %d\n",
claim->addr, claim->vid);

-purge_now:
batadv_handle_unclaim(bat_priv, primary_if,
claim->backbone_gw->orig,
claim->addr, claim->vid);
@@ -1787,6 +1790,13 @@ bool batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb,
/* possible optimization: race for a claim */
/* No claim exists yet, claim it for us!
*/
+
+ batadv_dbg(BATADV_DBG_BLA, bat_priv,
+ "bla_rx(): Unclaimed MAC %pM found. Claim it. Local: %s\n",
+ ethhdr->h_source,
+ batadv_is_my_client(bat_priv,
+ ethhdr->h_source, vid) ?
+ "yes" : "no");
batadv_handle_claim(bat_priv, primary_if,
primary_if->net_dev->dev_addr,
ethhdr->h_source, vid);
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index 667e2cd..7eeae86 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -904,7 +904,7 @@ int batadv_recv_unicast_packet(struct sk_buff *skb,
batadv_orig_node_put(orig_node_gw);
if (is_gw) {
batadv_dbg(BATADV_DBG_BLA, bat_priv,
- "Dropped unicast pkt received from another backbone gw %pM.\n",
+ "recv_unicast_packet(): Dropped unicast pkt received from another backbone gw %pM.\n",
orig_addr_gw);
return NET_RX_DROP;