diff options
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/cfg.c | 12 | ||||
| -rw-r--r-- | net/mac80211/iface.c | 2 | ||||
| -rw-r--r-- | net/mac80211/tx.c | 77 |
3 files changed, 59 insertions, 32 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 09d96a8f6c2..808f5fcd1ce 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 2c059e54e88..640afab304d 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 de8548bf0a7..ce78d1149f1 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); } /* @@ -2350,9 +2371,9 @@ 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; |