---

yaml --- r: 103302 b: refs/heads/master c: 4946162 h: refs/heads/master v: v3
git-mirror · Jul 2, 2008 · 60fac02 · 60fac02
1 parent 31df745
commit 60fac02
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Showing 2 changed files with 45 additions and 54 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d9e8a70fa20dc3eaa00859a6eac0adfaef910c77
+refs/heads/master: 49461622edf74cd1e1a1056cee3ca8dd90cd9556
diff --git a/trunk/net/mac80211/rx.c b/trunk/net/mac80211/rx.c
@@ -386,7 +386,7 @@ static void ieee80211_verify_ip_alignment(struct ieee80211_rx_data *rx)
 
 /* rx handlers */
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_passive_scan(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_local *local = rx->local;
@@ -463,7 +463,7 @@ ieee80211_rx_mesh_check(struct ieee80211_rx_data *rx)
 }
 
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_hdr *hdr;
@@ -522,7 +522,7 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
 }
 
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data;
@@ -710,7 +710,7 @@ static int ap_sta_ps_end(struct net_device *dev, struct sta_info *sta)
 	return sent;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
 {
 	struct sta_info *sta = rx->sta;
@@ -858,7 +858,7 @@ ieee80211_reassemble_find(struct ieee80211_sub_if_data *sdata,
 	return NULL;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_hdr *hdr;
@@ -974,7 +974,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
 	return RX_CONTINUE;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(rx->dev);
@@ -1049,7 +1049,7 @@ ieee80211_rx_h_ps_poll(struct ieee80211_rx_data *rx)
 	return RX_QUEUED;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_remove_qos_control(struct ieee80211_rx_data *rx)
 {
 	u16 fc = rx->fc;
@@ -1367,7 +1367,7 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx)
 	}
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
 {
 	struct net_device *dev = rx->dev;
@@ -1484,7 +1484,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
 	return RX_QUEUED;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
 {
 	struct net_device *dev = rx->dev;
@@ -1515,7 +1515,7 @@ ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
 	return RX_QUEUED;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_local *local = rx->local;
@@ -1559,7 +1559,7 @@ ieee80211_rx_h_ctrl(struct ieee80211_rx_data *rx)
 	return RX_CONTINUE;
 }
 
-static ieee80211_rx_result
+static ieee80211_rx_result debug_noinline
 ieee80211_rx_h_mgmt(struct ieee80211_rx_data *rx)
 {
 	struct ieee80211_sub_if_data *sdata;
@@ -1732,66 +1732,57 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx)
 	dev_kfree_skb(skb);
 }
 
-typedef ieee80211_rx_result (*ieee80211_rx_handler)(struct ieee80211_rx_data *);
-static ieee80211_rx_handler ieee80211_rx_handlers[] =
-{
-	ieee80211_rx_h_passive_scan,
-	ieee80211_rx_h_check,
-	ieee80211_rx_h_decrypt,
-	ieee80211_rx_h_sta_process,
-	ieee80211_rx_h_defragment,
-	ieee80211_rx_h_ps_poll,
-	ieee80211_rx_h_michael_mic_verify,
-	/* this must be after decryption - so header is counted in MPDU mic
-	 * must be before pae and data, so QOS_DATA format frames
-	 * are not passed to user space by these functions
-	 */
-	ieee80211_rx_h_remove_qos_control,
-	ieee80211_rx_h_amsdu,
-	ieee80211_rx_h_data,
-	ieee80211_rx_h_ctrl,
-	ieee80211_rx_h_mgmt,
-	NULL
-};
 
 static void ieee80211_invoke_rx_handlers(struct ieee80211_sub_if_data *sdata,
 					 struct ieee80211_rx_data *rx,
 					 struct sk_buff *skb)
 {
-	ieee80211_rx_handler *handler;
 	ieee80211_rx_result res = RX_DROP_MONITOR;
 
 	rx->skb = skb;
 	rx->sdata = sdata;
 	rx->dev = sdata->dev;
 
-	for (handler = ieee80211_rx_handlers; *handler != NULL; handler++) {
-		res = (*handler)(rx);
-
-		switch (res) {
-		case RX_CONTINUE:
-			continue;
-		case RX_DROP_UNUSABLE:
-		case RX_DROP_MONITOR:
-			I802_DEBUG_INC(sdata->local->rx_handlers_drop);
-			if (rx->sta)
-				rx->sta->rx_dropped++;
-			break;
-		case RX_QUEUED:
-			I802_DEBUG_INC(sdata->local->rx_handlers_queued);
-			break;
-		}
-		break;
-	}
-
+#define CALL_RXH(rxh)		\
+	res = rxh(rx);		\
+	if (res != RX_CONTINUE)	\
+		goto rxh_done;
+
+	CALL_RXH(ieee80211_rx_h_passive_scan)
+	CALL_RXH(ieee80211_rx_h_check)
+	CALL_RXH(ieee80211_rx_h_decrypt)
+	CALL_RXH(ieee80211_rx_h_sta_process)
+	CALL_RXH(ieee80211_rx_h_defragment)
+	CALL_RXH(ieee80211_rx_h_ps_poll)
+	CALL_RXH(ieee80211_rx_h_michael_mic_verify)
+	/* must be after MMIC verify so header is counted in MPDU mic */
+	CALL_RXH(ieee80211_rx_h_remove_qos_control)
+	CALL_RXH(ieee80211_rx_h_amsdu)
+	CALL_RXH(ieee80211_rx_h_data)
+	CALL_RXH(ieee80211_rx_h_ctrl)
+	CALL_RXH(ieee80211_rx_h_mgmt)
+
+#undef CALL_RXH
+
+ rxh_done:
 	switch (res) {
-	case RX_CONTINUE:
 	case RX_DROP_MONITOR:
+		I802_DEBUG_INC(sdata->local->rx_handlers_drop);
+		if (rx->sta)
+			rx->sta->rx_dropped++;
+		/* fall through */
+	case RX_CONTINUE:
 		ieee80211_rx_cooked_monitor(rx);
 		break;
 	case RX_DROP_UNUSABLE:
+		I802_DEBUG_INC(sdata->local->rx_handlers_drop);
+		if (rx->sta)
+			rx->sta->rx_dropped++;
 		dev_kfree_skb(rx->skb);
 		break;
+	case RX_QUEUED:
+		I802_DEBUG_INC(sdata->local->rx_handlers_queued);
+		break;
 	}
 }