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[PATCH] ixgb: Do not set the RS bit on context descriptors 

Don't set the RS bit on context descriptors, causes un-necessary bus activity

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_main.c net-drivers-2.6/drivers/net/ixgb.new/ixgb_main.c
This commit is contained in:
Malli Chilakala 2005-04-28 18:46:51 -07:00 committed by Jeff Garzik
parent 5633684d00
commit 06c2f9ecb5
1 changed files with 2 additions and 3 deletions
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5
drivers/net/ixgb/ixgb_main.c
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@ -1209,10 +1209,10 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
| IXGB_CONTEXT_DESC_CMD_TSE
| IXGB_CONTEXT_DESC_CMD_IP
| IXGB_CONTEXT_DESC_CMD_TCP
| IXGB_CONTEXT_DESC_CMD_RS
| IXGB_CONTEXT_DESC_CMD_IDE
| (skb->len - (hdr_len)));
if(++i == adapter->tx_ring.count) i = 0;
adapter->tx_ring.next_to_use = i;
@ -1247,8 +1247,7 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
context_desc->mss = 0;
context_desc->cmd_type_len =
cpu_to_le32(IXGB_CONTEXT_DESC_TYPE
| IXGB_TX_DESC_CMD_RS
| IXGB_TX_DESC_CMD_IDE);
| IXGB_TX_DESC_CMD_IDE);
if(++i == adapter->tx_ring.count) i = 0;
adapter->tx_ring.next_to_use = i;