17 files changed, 25 insertions, 21 deletions

diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index dbc45e085434..80d9cf0c4cd2 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -1361,7 +1361,7 @@ ath5k_receive_frame(struct ath5k_softc *sc, struct sk_buff *skb,
          * right now, so it's not too bad...
          */
         rxs->mactime = ath5k_extend_tsf(sc->ah, rs->rs_tstamp);
-        rxs->flag |= RX_FLAG_TSFT;
+        rxs->flag |= RX_FLAG_MACTIME_MPDU;
 
         rxs->freq = sc->curchan->center_freq;
         rxs->band = sc->curchan->band;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index 564ac13596f1..4a4f27ba96af 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -616,7 +616,7 @@ static bool ath9k_rx_prepare(struct ath9k_htc_priv *priv,
         rx_status->freq = hw->conf.channel->center_freq;
         rx_status->signal =  rxbuf->rxstatus.rs_rssi + ATH_DEFAULT_NOISE_FLOOR;
         rx_status->antenna = rxbuf->rxstatus.rs_antenna;
-        rx_status->flag |= RX_FLAG_TSFT;
+        rx_status->flag |= RX_FLAG_MACTIME_MPDU;
 
         return true;
 
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index daf171d2f610..cb559e345b86 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -983,7 +983,7 @@ static int ath9k_rx_skb_preprocess(struct ath_common *common,
         rx_status->freq = hw->conf.channel->center_freq;
         rx_status->signal = ATH_DEFAULT_NOISE_FLOOR + rx_stats->rs_rssi;
         rx_status->antenna = rx_stats->rs_antenna;
-        rx_status->flag |= RX_FLAG_TSFT;
+        rx_status->flag |= RX_FLAG_MACTIME_MPDU;
 
         return 0;
 }
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index e6b0528f3b52..ad605bcdd40e 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -652,7 +652,7 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
                 status.mactime += mactime;
                 if (low_mactime_now <= mactime)
                         status.mactime -= 0x10000;
-                status.flag |= RX_FLAG_TSFT;
+                status.flag |= RX_FLAG_MACTIME_MPDU;
         }
 
         chanid = (chanstat & B43_RX_CHAN_ID) >> B43_RX_CHAN_ID_SHIFT;
diff --git a/drivers/net/wireless/b43legacy/xmit.c b/drivers/net/wireless/b43legacy/xmit.c
index 7d177d97f1f7..3a95541708a6 100644
--- a/drivers/net/wireless/b43legacy/xmit.c
+++ b/drivers/net/wireless/b43legacy/xmit.c
@@ -572,7 +572,7 @@ void b43legacy_rx(struct b43legacy_wldev *dev,
                 status.mactime += mactime;
                 if (low_mactime_now <= mactime)
                         status.mactime -= 0x10000;
-                status.flag |= RX_FLAG_TSFT;
+                status.flag |= RX_FLAG_MACTIME_MPDU;
         }
 
         chanid = (chanstat & B43legacy_RX_CHAN_ID) >>
diff --git a/drivers/net/wireless/iwlegacy/iwl-4965-lib.c b/drivers/net/wireless/iwlegacy/iwl-4965-lib.c
index c1a24946715e..bd9618a4269d 100644
--- a/drivers/net/wireless/iwlegacy/iwl-4965-lib.c
+++ b/drivers/net/wireless/iwlegacy/iwl-4965-lib.c
@@ -639,7 +639,7 @@ void iwl4965_rx_reply_rx(struct iwl_priv *priv,
 
         /* TSF isn't reliable. In order to allow smooth user experience,
          * this W/A doesn't propagate it to the mac80211 */
-        /*rx_status.flag |= RX_FLAG_TSFT;*/
+        /*rx_status.flag |= RX_FLAG_MACTIME_MPDU;*/
 
         priv->ucode_beacon_time = le32_to_cpu(phy_res->beacon_time_stamp);
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 325ff5c89ee8..0d0572ca7e77 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -1173,7 +1173,7 @@ void iwlagn_rx_reply_rx(struct iwl_priv *priv,
 
         /* TSF isn't reliable. In order to allow smooth user experience,
          * this W/A doesn't propagate it to the mac80211 */
-        /*rx_status.flag |= RX_FLAG_TSFT;*/
+        /*rx_status.flag |= RX_FLAG_MACTIME_MPDU;*/
 
         priv->ucode_beacon_time = le32_to_cpu(phy_res->beacon_time_stamp);
 
diff --git a/drivers/net/wireless/p54/txrx.c b/drivers/net/wireless/p54/txrx.c
index 917d5d948e3c..a408ff333920 100644
--- a/drivers/net/wireless/p54/txrx.c
+++ b/drivers/net/wireless/p54/txrx.c
@@ -367,7 +367,7 @@ static int p54_rx_data(struct p54_common *priv, struct sk_buff *skb)
         rx_status->mactime = ((u64)priv->tsf_high32) << 32 | tsf32;
         priv->tsf_low32 = tsf32;
 
-        rx_status->flag |= RX_FLAG_TSFT;
+        rx_status->flag |= RX_FLAG_MACTIME_MPDU;
 
         if (hdr->flags & cpu_to_le16(P54_HDR_FLAG_DATA_ALIGN))
                 header_len += hdr->align[0];
diff --git a/drivers/net/wireless/rtl818x/rtl8180/dev.c b/drivers/net/wireless/rtl818x/rtl8180/dev.c
index 5851cbc1e957..b85debb4f7b1 100644
--- a/drivers/net/wireless/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8180/dev.c
@@ -146,7 +146,7 @@ static void rtl8180_handle_rx(struct ieee80211_hw *dev)
                         rx_status.freq = dev->conf.channel->center_freq;
                         rx_status.band = dev->conf.channel->band;
                         rx_status.mactime = le64_to_cpu(entry->tsft);
-                        rx_status.flag |= RX_FLAG_TSFT;
+                        rx_status.flag |= RX_FLAG_MACTIME_MPDU;
                         if (flags & RTL818X_RX_DESC_FLAG_CRC32_ERR)
                                 rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
 
diff --git a/drivers/net/wireless/rtl818x/rtl8187/dev.c b/drivers/net/wireless/rtl818x/rtl8187/dev.c
index 6b82cac37ee3..1f5df12cb156 100644
--- a/drivers/net/wireless/rtl818x/rtl8187/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8187/dev.c
@@ -373,7 +373,7 @@ static void rtl8187_rx_cb(struct urb *urb)
         rx_status.rate_idx = rate;
         rx_status.freq = dev->conf.channel->center_freq;
         rx_status.band = dev->conf.channel->band;
-        rx_status.flag |= RX_FLAG_TSFT;
+        rx_status.flag |= RX_FLAG_MACTIME_MPDU;
         if (flags & RTL818X_RX_DESC_FLAG_CRC32_ERR)
                 rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
         memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
index 01b95427fee0..8a67372f71fb 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
@@ -691,7 +691,7 @@ bool rtl92ce_rx_query_desc(struct ieee80211_hw *hw,
         if (GET_RX_DESC_RXHT(pdesc))
                 rx_status->flag |= RX_FLAG_HT;
 
-        rx_status->flag |= RX_FLAG_TSFT;
+        rx_status->flag |= RX_FLAG_MACTIME_MPDU;
 
         if (stats->decrypted)
                 rx_status->flag |= RX_FLAG_DECRYPTED;
diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
index 9855c3e0a4b2..659e0ca95c64 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192cu/trx.c
@@ -334,7 +334,7 @@ bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw,
                 rx_status->flag |= RX_FLAG_40MHZ;
         if (GET_RX_DESC_RX_HT(pdesc))
                 rx_status->flag |= RX_FLAG_HT;
-        rx_status->flag |= RX_FLAG_TSFT;
+        rx_status->flag |= RX_FLAG_MACTIME_MPDU;
         if (stats->decrypted)
                 rx_status->flag |= RX_FLAG_DECRYPTED;
         rx_status->rate_idx = _rtl92c_rate_mapping(hw,
diff --git a/drivers/net/wireless/wl1251/rx.c b/drivers/net/wireless/wl1251/rx.c
index b659e15c78df..c1b3b3f03da2 100644
--- a/drivers/net/wireless/wl1251/rx.c
+++ b/drivers/net/wireless/wl1251/rx.c
@@ -81,7 +81,7 @@ static void wl1251_rx_status(struct wl1251 *wl,
         status->freq = ieee80211_channel_to_frequency(desc->channel,
                                                       status->band);
 
-        status->flag |= RX_FLAG_TSFT;
+        status->flag |= RX_FLAG_MACTIME_MPDU;
 
         if (desc->flags & RX_DESC_ENCRYPTION_MASK) {
                 status->flag |= RX_FLAG_IV_STRIPPED | RX_FLAG_MMIC_STRIPPED;
diff --git a/drivers/staging/brcm80211/sys/wlc_mac80211.c b/drivers/staging/brcm80211/sys/wlc_mac80211.c
index 1d5d01ac0a9b..f305bf948617 100644
--- a/drivers/staging/brcm80211/sys/wlc_mac80211.c
+++ b/drivers/staging/brcm80211/sys/wlc_mac80211.c
@@ -6819,11 +6819,14 @@ prep_mac80211_status(struct wlc_info *wlc, d11rxhdr_t *rxh, struct sk_buff *p,
         ratespec_t rspec;
         unsigned char *plcp;
 
+#if 0
+        /* Clearly, this is bogus -- reading the TSF now is wrong */
         wlc_read_tsf(wlc, &tsf_l, &tsf_h);      /* mactime */
         rx_status->mactime = tsf_h;
         rx_status->mactime <<= 32;
         rx_status->mactime |= tsf_l;
-        rx_status->flag |= RX_FLAG_TSFT;
+        rx_status->flag |= RX_FLAG_MACTIME_MPDU; /* clearly wrong */
+#endif
 
         channel = WLC_CHAN_CHANNEL(rxh->RxChan);
 
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 8fcd1691cfb7..a13c8d8fca5c 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -599,9 +599,10 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
  *      the frame.
  * @RX_FLAG_FAILED_PLCP_CRC: Set this flag if the PCLP check failed on
  *      the frame.
- * @RX_FLAG_TSFT: The timestamp passed in the RX status (@mactime field)
- *      is valid. This is useful in monitor mode and necessary for beacon frames
- *      to enable IBSS merging.
+ * @RX_FLAG_MACTIME_MPDU: The timestamp passed in the RX status (@mactime
+ *      field) is valid and contains the time the first symbol of the MPDU
+ *      was received. This is useful in monitor mode and for proper IBSS
+ *      merging.
  * @RX_FLAG_SHORTPRE: Short preamble was used for this frame
  * @RX_FLAG_HT: HT MCS was used and rate_idx is MCS index
  * @RX_FLAG_40MHZ: HT40 (40 MHz) was used
@@ -614,7 +615,7 @@ enum mac80211_rx_flags {
         RX_FLAG_IV_STRIPPED     = 1<<4,
         RX_FLAG_FAILED_FCS_CRC  = 1<<5,
         RX_FLAG_FAILED_PLCP_CRC = 1<<6,
-        RX_FLAG_TSFT            = 1<<7,
+        RX_FLAG_MACTIME_MPDU    = 1<<7,
         RX_FLAG_SHORTPRE        = 1<<8,
         RX_FLAG_HT              = 1<<9,
         RX_FLAG_40MHZ           = 1<<10,
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index a42aa61269ea..463271f9492e 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -355,7 +355,7 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
         if (memcmp(cbss->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0)
                 goto put_bss;
 
-        if (rx_status->flag & RX_FLAG_TSFT) {
+        if (rx_status->flag & RX_FLAG_MACTIME_MPDU) {
                 /*
                  * For correct IBSS merging we need mactime; since mactime is
                  * defined as the time the first data symbol of the frame hits
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index f502634d43af..5b534235d6be 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -77,7 +77,7 @@ ieee80211_rx_radiotap_len(struct ieee80211_local *local,
         /* always present fields */
         len = sizeof(struct ieee80211_radiotap_header) + 9;
 
-        if (status->flag & RX_FLAG_TSFT)
+        if (status->flag & RX_FLAG_MACTIME_MPDU)
                 len += 8;
         if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM)
                 len += 1;
@@ -123,7 +123,7 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
         /* the order of the following fields is important */
 
         /* IEEE80211_RADIOTAP_TSFT */
-        if (status->flag & RX_FLAG_TSFT) {
+        if (status->flag & RX_FLAG_MACTIME_MPDU) {
                 put_unaligned_le64(status->mactime, pos);
                 rthdr->it_present |=
                         cpu_to_le32(1 << IEEE80211_RADIOTAP_TSFT);