igb: Set default RX descriptor count to 512
authorSepherosa Ziehau <sephe@dragonflybsd.org>
Wed, 29 Aug 2012 08:40:29 +0000 (16:40 +0800)
committerSepherosa Ziehau <sephe@dragonflybsd.org>
Wed, 29 Aug 2012 08:40:29 +0000 (16:40 +0800)
sys/dev/netif/igb/if_igb.h

index 80358d8..84e1c58 100644 (file)
@@ -87,7 +87,7 @@
  *      (num_tx_desc * sizeof(struct e1000_tx_desc)) % 128 == 0
  */
 #define IGB_MIN_RXD            256
  *      (num_tx_desc * sizeof(struct e1000_tx_desc)) % 128 == 0
  */
 #define IGB_MIN_RXD            256
-#define IGB_DEFAULT_RXD                1024
+#define IGB_DEFAULT_RXD                512
 #define IGB_MAX_RXD            4096
 
 /*
 #define IGB_MAX_RXD            4096
 
 /*