[v2,2.6.32] mac80211: fix vlan and optimise RX

Commit Message

Johannes Berg Oct. 1, 2009, 8:06 p.m. UTC

None

Patch

--- wireless-testing.orig/net/mac80211/rx.c	2009-09-30 21:38:59.000000000 +0200
+++ wireless-testing/net/mac80211/rx.c	2009-09-30 22:09:54.000000000 +0200
@@ -2164,11 +2164,17 @@  static void __ieee80211_rx_handle_packet
 
 	skb = rx.skb;
 
-	list_for_each_entry_rcu(sdata, &local->interfaces, list) {
+	if (rx.sdata && ieee80211_is_data(hdr->frame_control)) {
+		rx.flags |= IEEE80211_RX_RA_MATCH;
+		prepares = prepare_for_handlers(rx.sdata, &rx, hdr);
+		if (prepares)
+			prev = rx.sdata;
+	} else list_for_each_entry_rcu(sdata, &local->interfaces, list) {
 		if (!netif_running(sdata->dev))
 			continue;
 
-		if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
+		if (sdata->vif.type == NL80211_IFTYPE_MONITOR ||
+		    sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
 			continue;
 
 		rx.flags |= IEEE80211_RX_RA_MATCH;
--- wireless-testing.orig/net/mac80211/tx.c	2009-09-30 21:49:34.000000000 +0200
+++ wireless-testing/net/mac80211/tx.c	2009-09-30 22:04:25.000000000 +0200
@@ -1704,7 +1704,8 @@  netdev_tx_t ieee80211_subif_start_xmit(s
 	if (!is_multicast_ether_addr(hdr.addr1)) {
 		rcu_read_lock();
 		sta = sta_info_get(local, hdr.addr1);
-		if (sta)
+		/* XXX: in the future, use sdata to look up the sta */
+		if (sta && sta->sdata == sdata)
 			sta_flags = get_sta_flags(sta);
 		rcu_read_unlock();
 	}
--- wireless-testing.orig/net/mac80211/sta_info.c	2009-10-01 21:59:00.000000000 +0200
+++ wireless-testing/net/mac80211/sta_info.c	2009-10-01 22:05:00.000000000 +0200
@@ -361,6 +361,7 @@  int sta_info_insert(struct sta_info *sta
 					     u.ap);
 
 		drv_sta_notify(local, &sdata->vif, STA_NOTIFY_ADD, &sta->sta);
+		sdata = sta->sdata;
 	}
 
 #ifdef CONFIG_MAC80211_VERBOSE_DEBUG
@@ -496,6 +497,7 @@  static void __sta_info_unlink(struct sta
 
 		drv_sta_notify(local, &sdata->vif, STA_NOTIFY_REMOVE,
 			       &(*sta)->sta);
+		sdata = (*sta)->sdata;
 	}
 
 	if (ieee80211_vif_is_mesh(&sdata->vif)) {