Merge branch 'perf/core' into perf/uprobes

Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.

Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 10 insertions, 18 deletions

diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index a427a16bb739..08bb45532701 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -567,10 +567,8 @@ static u8 ath_rc_setvalid_rates(struct ath_rate_priv *ath_rc_priv,
 
 static u8 ath_rc_setvalid_htrates(struct ath_rate_priv *ath_rc_priv,
 				  const struct ath_rate_table *rate_table,
-				  u8 *mcs_set, u32 capflag)
+				  struct ath_rateset *rateset, u32 capflag)
 {
-	struct ath_rateset *rateset = (struct ath_rateset *)mcs_set;
-
 	u8 i, j, hi = 0;
 
 	/* Use intersection of working rates and valid rates */
@@ -750,7 +748,8 @@ static void ath_rc_rate_set_rtscts(struct ath_softc *sc,
 	 * If 802.11g protection is enabled, determine whether to use RTS/CTS or
 	 * just CTS.  Note that this is only done for OFDM/HT unicast frames.
 	 */
-	if ((sc->sc_flags & SC_OP_PROTECT_ENABLE) &&
+	if ((tx_info->control.vif &&
+	     tx_info->control.vif->bss_conf.use_cts_prot) &&
 	    (rate_table->info[rix].phy == WLAN_RC_PHY_OFDM ||
 	     WLAN_RC_PHY_HT(rate_table->info[rix].phy))) {
 		rates[0].flags |= IEEE80211_TX_RC_USE_CTS_PROTECT;
@@ -1212,7 +1211,7 @@ static void ath_rc_init(struct ath_softc *sc,
 {
 	struct ath_rateset *rateset = &ath_rc_priv->neg_rates;
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
-	u8 *ht_mcs = (u8 *)&ath_rc_priv->neg_ht_rates;
+	struct ath_rateset *ht_mcs = &ath_rc_priv->neg_ht_rates;
 	u8 i, j, k, hi = 0, hthi = 0;
 
 	/* Initial rate table size. Will change depending
@@ -1228,7 +1227,7 @@ static void ath_rc_init(struct ath_softc *sc,
 	ath_rc_init_valid_rate_idx(ath_rc_priv);
 
 	for (i = 0; i < WLAN_RC_PHY_MAX; i++) {
-		for (j = 0; j < MAX_TX_RATE_PHY; j++)
+		for (j = 0; j < RATE_TABLE_SIZE; j++)
 			ath_rc_priv->valid_phy_rateidx[i][j] = 0;
 		ath_rc_priv->valid_phy_ratecnt[i] = 0;
 	}
@@ -1300,12 +1299,13 @@ static u8 ath_rc_build_ht_caps(struct ath_softc *sc, struct ieee80211_sta *sta,
 	return caps;
 }
 
-static bool ath_tx_aggr_check(struct ath_softc *sc, struct ath_node *an,
+static bool ath_tx_aggr_check(struct ath_softc *sc, struct ieee80211_sta *sta,
 			      u8 tidno)
 {
+	struct ath_node *an = (struct ath_node *)sta->drv_priv;
 	struct ath_atx_tid *txtid;
 
-	if (!(sc->sc_flags & SC_OP_TXAGGR))
+	if (!sta->ht_cap.ht_supported)
 		return false;
 
 	txtid = ATH_AN_2_TID(an, tidno);
@@ -1376,13 +1376,11 @@ static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband,
 		if (ieee80211_is_data_qos(fc) &&
 		    skb_get_queue_mapping(skb) != IEEE80211_AC_VO) {
 			u8 *qc, tid;
-			struct ath_node *an;
 
 			qc = ieee80211_get_qos_ctl(hdr);
 			tid = qc[0] & 0xf;
-			an = (struct ath_node *)sta->drv_priv;
 
-			if(ath_tx_aggr_check(sc, an, tid))
+			if(ath_tx_aggr_check(sc, sta, tid))
 				ieee80211_start_tx_ba_session(sta, tid, 0);
 		}
 	}
@@ -1482,12 +1480,6 @@ static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband,
 
 #ifdef CONFIG_ATH9K_DEBUGFS
 
-static int ath9k_debugfs_open(struct inode *inode, struct file *file)
-{
-	file->private_data = inode->i_private;
-	return 0;
-}
-
 static ssize_t read_file_rcstat(struct file *file, char __user *user_buf,
 				size_t count, loff_t *ppos)
 {
@@ -1555,7 +1547,7 @@ static ssize_t read_file_rcstat(struct file *file, char __user *user_buf,
 
 static const struct file_operations fops_rcstat = {
 	.read = read_file_rcstat,
-	.open = ath9k_debugfs_open,
+	.open = simple_open,
 	.owner = THIS_MODULE
 };