From: John W. Linville Date: Wed, 27 Feb 2013 19:11:04 +0000 (-0500) Subject: Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi... X-Git-Tag: firefly_0821_release~3680^2~921^2~28^2^2~9 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=1615a7434e823ea5002934f6805a501082bf5d39;hp=e477598351a40769f5b46ccea78479a1aad6f161;p=firefly-linux-kernel-4.4.55.git Merge branch 'for-john' of git://git./linux/kernel/git/iwlwifi/iwlwifi-fixes --- 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; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 35545ccc30fd..e652d05ff712 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -554,16 +554,9 @@ static int nl80211_msg_put_channel(struct sk_buff *msg, if ((chan->flags & IEEE80211_CHAN_NO_IBSS) && nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_IBSS)) goto nla_put_failure; - if (chan->flags & IEEE80211_CHAN_RADAR) { - u32 time = elapsed_jiffies_msecs(chan->dfs_state_entered); - if (nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR)) - goto nla_put_failure; - if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_STATE, - chan->dfs_state)) - goto nla_put_failure; - if (nla_put_u32(msg, NL80211_FREQUENCY_ATTR_DFS_TIME, time)) - goto nla_put_failure; - } + if ((chan->flags & IEEE80211_CHAN_RADAR) && + nla_put_flag(msg, NL80211_FREQUENCY_ATTR_RADAR)) + goto nla_put_failure; if ((chan->flags & IEEE80211_CHAN_NO_HT40MINUS) && nla_put_flag(msg, NL80211_FREQUENCY_ATTR_NO_HT40_MINUS)) goto nla_put_failure; @@ -900,9 +893,6 @@ static int nl80211_put_iface_combinations(struct wiphy *wiphy, nla_put_u32(msg, NL80211_IFACE_COMB_MAXNUM, c->max_interfaces)) goto nla_put_failure; - if (nla_put_u32(msg, NL80211_IFACE_COMB_RADAR_DETECT_WIDTHS, - c->radar_detect_widths)) - goto nla_put_failure; nla_nest_end(msg, nl_combi); } @@ -914,48 +904,6 @@ nla_put_failure: return -ENOBUFS; } -#ifdef CONFIG_PM -static int nl80211_send_wowlan_tcp_caps(struct cfg80211_registered_device *rdev, - struct sk_buff *msg) -{ - const struct wiphy_wowlan_tcp_support *tcp = rdev->wiphy.wowlan.tcp; - struct nlattr *nl_tcp; - - if (!tcp) - return 0; - - nl_tcp = nla_nest_start(msg, NL80211_WOWLAN_TRIG_TCP_CONNECTION); - if (!nl_tcp) - return -ENOBUFS; - - if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD, - tcp->data_payload_max)) - return -ENOBUFS; - - if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD, - tcp->data_payload_max)) - return -ENOBUFS; - - if (tcp->seq && nla_put_flag(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_SEQ)) - return -ENOBUFS; - - if (tcp->tok && nla_put(msg, NL80211_WOWLAN_TCP_DATA_PAYLOAD_TOKEN, - sizeof(*tcp->tok), tcp->tok)) - return -ENOBUFS; - - if (nla_put_u32(msg, NL80211_WOWLAN_TCP_DATA_INTERVAL, - tcp->data_interval_max)) - return -ENOBUFS; - - if (nla_put_u32(msg, NL80211_WOWLAN_TCP_WAKE_PAYLOAD, - tcp->wake_payload_max)) - return -ENOBUFS; - - nla_nest_end(msg, nl_tcp); - return 0; -} -#endif - static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flags, struct cfg80211_registered_device *dev) { @@ -1330,9 +1278,6 @@ static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flag goto nla_put_failure; } - if (nl80211_send_wowlan_tcp_caps(dev, msg)) - goto nla_put_failure; - nla_nest_end(msg, nl_wowlan); } #endif