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authorJohn W. Linville <linville@tuxdriver.com>2013-03-01 13:52:03 -0500
committerJohn W. Linville <linville@tuxdriver.com>2013-03-01 13:52:03 -0500
commit98b7ff9a4977e4f4f451c30288b197ad79e5ab7f (patch)
treeb0aae5739f08a2c3fd822e2b86dd1a369fd2e0a2 /net/mac80211
parent32fcafbcd1c9f6c7013016a22a5369b4acb93577 (diff)
parent466026989f112e0546ca39ab00a759af82dbe83a (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless into for-davem
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/cfg.c12
-rw-r--r--net/mac80211/iface.c2
-rw-r--r--net/mac80211/tx.c77
3 files changed, 59 insertions, 32 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 09d96a8f6c2c..808f5fcd1ced 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -3285,13 +3285,19 @@ static int ieee80211_cfg_get_channel(struct wiphy *wiphy,
struct cfg80211_chan_def *chandef)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev);
+ struct ieee80211_local *local = wiphy_priv(wiphy);
struct ieee80211_chanctx_conf *chanctx_conf;
int ret = -ENODATA;
rcu_read_lock();
- chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
- if (chanctx_conf) {
- *chandef = chanctx_conf->def;
+ if (local->use_chanctx) {
+ chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
+ if (chanctx_conf) {
+ *chandef = chanctx_conf->def;
+ ret = 0;
+ }
+ } else if (local->open_count == local->monitors) {
+ *chandef = local->monitor_chandef;
ret = 0;
}
rcu_read_unlock();
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 2c059e54e885..640afab304d7 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -107,7 +107,7 @@ void ieee80211_recalc_idle(struct ieee80211_local *local)
lockdep_assert_held(&local->mtx);
- active = !list_empty(&local->chanctx_list);
+ active = !list_empty(&local->chanctx_list) || local->monitors;
if (!local->ops->remain_on_channel) {
list_for_each_entry(roc, &local->roc_list, list) {
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 5b9602b62405..c592a413bad9 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1231,34 +1231,40 @@ static bool ieee80211_tx_frags(struct ieee80211_local *local,
if (local->queue_stop_reasons[q] ||
(!txpending && !skb_queue_empty(&local->pending[q]))) {
if (unlikely(info->flags &
- IEEE80211_TX_INTFL_OFFCHAN_TX_OK &&
- local->queue_stop_reasons[q] &
- ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL))) {
+ IEEE80211_TX_INTFL_OFFCHAN_TX_OK)) {
+ if (local->queue_stop_reasons[q] &
+ ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL)) {
+ /*
+ * Drop off-channel frames if queues
+ * are stopped for any reason other
+ * than off-channel operation. Never
+ * queue them.
+ */
+ spin_unlock_irqrestore(
+ &local->queue_stop_reason_lock,
+ flags);
+ ieee80211_purge_tx_queue(&local->hw,
+ skbs);
+ return true;
+ }
+ } else {
+
/*
- * Drop off-channel frames if queues are stopped
- * for any reason other than off-channel
- * operation. Never queue them.
+ * Since queue is stopped, queue up frames for
+ * later transmission from the tx-pending
+ * tasklet when the queue is woken again.
*/
- spin_unlock_irqrestore(
- &local->queue_stop_reason_lock, flags);
- ieee80211_purge_tx_queue(&local->hw, skbs);
- return true;
+ if (txpending)
+ skb_queue_splice_init(skbs,
+ &local->pending[q]);
+ else
+ skb_queue_splice_tail_init(skbs,
+ &local->pending[q]);
+
+ spin_unlock_irqrestore(&local->queue_stop_reason_lock,
+ flags);
+ return false;
}
-
- /*
- * Since queue is stopped, queue up frames for later
- * transmission from the tx-pending tasklet when the
- * queue is woken again.
- */
- if (txpending)
- skb_queue_splice_init(skbs, &local->pending[q]);
- else
- skb_queue_splice_tail_init(skbs,
- &local->pending[q]);
-
- spin_unlock_irqrestore(&local->queue_stop_reason_lock,
- flags);
- return false;
}
spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags);
@@ -1844,9 +1850,24 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
}
if (!is_multicast_ether_addr(skb->data)) {
+ struct sta_info *next_hop;
+ bool mpp_lookup = true;
+
mpath = mesh_path_lookup(sdata, skb->data);
- if (!mpath)
+ if (mpath) {
+ mpp_lookup = false;
+ next_hop = rcu_dereference(mpath->next_hop);
+ if (!next_hop ||
+ !(mpath->flags & (MESH_PATH_ACTIVE |
+ MESH_PATH_RESOLVING)))
+ mpp_lookup = true;
+ }
+
+ if (mpp_lookup)
mppath = mpp_path_lookup(sdata, skb->data);
+
+ if (mppath && mpath)
+ mesh_path_del(mpath->sdata, mpath->dst);
}
/*
@@ -2360,9 +2381,9 @@ static int ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata,
if (local->tim_in_locked_section) {
__ieee80211_beacon_add_tim(sdata, ps, skb);
} else {
- spin_lock(&local->tim_lock);
+ spin_lock_bh(&local->tim_lock);
__ieee80211_beacon_add_tim(sdata, ps, skb);
- spin_unlock(&local->tim_lock);
+ spin_unlock_bh(&local->tim_lock);
}
return 0;