[PATCH] ixgb: Change RDT write bump size to 4

Change RDT write bump size back to 4

Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
diff -up net-drivers-2.6/drivers/net/ixgb/ixgb.h net-drivers-2.6/drivers/net/ixgb.new/ixgb.h

diff --git a/drivers/net/ixgb/ixgb.h b/drivers/net/ixgb/ixgb.h
index 26c4f15f7fc0b329ebc4f875dbf546932ad8b6b5..f8d3385c7842d3fe6f34b6d672da43353ce139a4 100644 (file)
--- a/drivers/net/ixgb/ixgb.h
+++ b/drivers/net/ixgb/ixgb.h
@@ -110,7 +110,7 @@ struct ixgb_adapter;
 #define IXGB_TX_QUEUE_WAKE 16
 
 /* How many Rx Buffers do we bundle into one write to the hardware ? */
-#define IXGB_RX_BUFFER_WRITE   16      /* Must be power of 2 */
+#define IXGB_RX_BUFFER_WRITE   4       /* Must be power of 2 */
 
 /* only works for sizes that are powers of 2 */
 #define IXGB_ROUNDUP(i, size) ((i) = (((i) + (size) - 1) & ~((size) - 1)))