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[PATCH] iwlwifi: limit printouts on hot path

This patch change printouts on TX path to the net_ratelimit version.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Zhu Yi 17 жил өмнө
parent
commit
588263515f

+ 2 - 2
drivers/net/wireless/iwlwifi/iwl-4965-rs.c

@@ -622,7 +622,7 @@ static void rs_tx_status(void *priv_rate,
 	u16 fc = le16_to_cpu(hdr->frame_control);
 	s32 tpt = 0;
 
-	IWL_DEBUG_RATE("get frame ack response, update rate scale window\n");
+	IWL_DEBUG_RATE_LIMIT("get frame ack response, update rate scale window\n");
 
 	if (!ieee80211_is_data(fc) || is_multicast_ether_addr(hdr->addr1))
 		return;
@@ -1717,7 +1717,7 @@ static struct ieee80211_rate *rs_get_rate(void *priv_rate,
 	struct iwl_priv *priv = (struct iwl_priv *)priv_rate;
 	struct iwl_rate_scale_priv *lq;
 
-	IWL_DEBUG_RATE("rate scale calculate new rate for skb\n");
+	IWL_DEBUG_RATE_LIMIT("rate scale calculate new rate for skb\n");
 
 	memset(extra, 0, sizeof(*extra));
 

+ 1 - 1
drivers/net/wireless/iwlwifi/iwl-4965.c

@@ -184,7 +184,7 @@ u8 iwl_hw_find_station(struct iwl_priv *priv, const u8 *addr)
 			goto out;
 		}
 
-	IWL_DEBUG_ASSOC("can not find STA %s total %d\n",
+	IWL_DEBUG_ASSOC_LIMIT("can not find STA " MAC_FMT " total %d\n",
 			print_mac(mac, addr), priv->num_stations);
 
  out:

+ 3 - 0
drivers/net/wireless/iwlwifi/iwl-debug.h

@@ -136,8 +136,11 @@ static inline void IWL_DEBUG_LIMIT(int level, const char *fmt, ...)
 #define IWL_DEBUG_TXPOWER(f, a...) IWL_DEBUG(IWL_DL_TXPOWER, f, ## a)
 #define IWL_DEBUG_IO(f, a...) IWL_DEBUG(IWL_DL_IO, f, ## a)
 #define IWL_DEBUG_RATE(f, a...) IWL_DEBUG(IWL_DL_RATE, f, ## a)
+#define IWL_DEBUG_RATE_LIMIT(f, a...) IWL_DEBUG_LIMIT(IWL_DL_RATE, f, ## a)
 #define IWL_DEBUG_NOTIF(f, a...) IWL_DEBUG(IWL_DL_NOTIF, f, ## a)
 #define IWL_DEBUG_ASSOC(f, a...) IWL_DEBUG(IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
+#define IWL_DEBUG_ASSOC_LIMIT(f, a...) \
+	IWL_DEBUG_LIMIT(IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 #define IWL_DEBUG_HT(f, a...) IWL_DEBUG(IWL_DL_HT, f, ## a)
 #define IWL_DEBUG_STATS(f, a...) IWL_DEBUG(IWL_DL_STATS, f, ## a)
 #define IWL_DEBUG_TX_REPLY(f, a...) IWL_DEBUG(IWL_DL_TX_REPLY, f, ## a)