Overhaul monitor mode handling:

o replace DLT_IEEE802_11 support in net80211 with DLT_IEEE802_11_RADIO
  and remove explicit bpf support from wireless drivers; drivers now
  use ieee80211_radiotap_attach to setup shared data structures that
  hold the radiotap header for each packet tx/rx
o remove rx timestamp from the rx path; it was used only by the tdma support
  for debugging and was mostly useless due to it being 32-bits and mostly
  unavailable
o track DLT_IEEE80211_RADIO bpf attachments and maintain per-vap and
  per-com state when there are active taps
o track the number of monitor mode vaps
o use bpf tap and monitor mode vap state to decide when to collect radiotap
  state and dispatch frames; drivers no longer explicitly directly check
  bpf state or use bpf calls to tap frames
o handle radiotap state updates on channel change in net80211; drivers
  should not do this (unless they bypass net80211 which is almost always
  a mistake)
o update various drivers to be more consistent/correct in handling radiotap
o update ral to include TSF in radiotap'd frames
o add promisc mode callback to wi

Reviewed by:	cbzimmer, rpaulo, thompsa

1 files changed, 3 insertions, 3 deletions

diff --git a/sys/net80211/ieee80211_node.c b/sys/net80211/ieee80211_node.c
index c23a092..eb56b8d 100644
--- a/sys/net80211/ieee80211_node.c
+++ b/sys/net80211/ieee80211_node.c
@@ -631,6 +631,7 @@ ieee80211_sync_curchan(struct ieee80211com *ic)
 		ic->ic_rt = ieee80211_get_ratetable(ic->ic_curchan);
 		IEEE80211_UNLOCK(ic);
 		ic->ic_set_channel(ic);
+		ieee80211_radiotap_chan_change(ic);
 		IEEE80211_LOCK(ic);
 	}
 }
@@ -754,7 +755,6 @@ ieee80211_sta_join(struct ieee80211vap *vap, struct ieee80211_channel *chan,
 	IEEE80211_ADDR_COPY(ni->ni_bssid, se->se_bssid);
 	ni->ni_esslen = se->se_ssid[1];
 	memcpy(ni->ni_essid, se->se_ssid+2, ni->ni_esslen);
-	ni->ni_rstamp = se->se_rstamp;
 	ni->ni_tstamp.tsf = se->se_tstamp.tsf;
 	ni->ni_intval = se->se_intval;
 	ni->ni_capinfo = se->se_capinfo;
@@ -2125,8 +2125,8 @@ ieee80211_dump_node(struct ieee80211_node_table *nt, struct ieee80211_node *ni)
 		ni->ni_rxseqs[IEEE80211_NONQOS_TID] >> IEEE80211_SEQ_SEQ_SHIFT,
 		ni->ni_rxseqs[IEEE80211_NONQOS_TID] & IEEE80211_SEQ_FRAG_MASK,
 		ni->ni_rxfragstamp);
-	printf("\trstamp %u rssi %d noise %d intval %u capinfo 0x%x\n",
-		ni->ni_rstamp, node_getrssi(ni), ni->ni_noise,
+	printf("\trssi %d noise %d intval %u capinfo 0x%x\n",
+		node_getrssi(ni), ni->ni_noise,
 		ni->ni_intval, ni->ni_capinfo);
 	printf("\tbssid %s essid \"%.*s\" channel %u:0x%x\n",
 		ether_sprintf(ni->ni_bssid),