From 8a0717f30ce93a686d325122d8b0c6b73b32cfb3 Mon Sep 17 00:00:00 2001
From: "Nelson, Shannon" <shannon.nelson@intel.com>
Date: Thu, 12 Nov 2009 18:47:11 +0000
Subject: [PATCH] ixgbe: Flush the LSC mask change to prevent repeated
 interrupts

Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/ixgbe/ixgbe_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index afd49e04a56..04892863ef0 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -1204,6 +1204,7 @@ static void ixgbe_check_lsc(struct ixgbe_adapter *adapter)
 	adapter->link_check_timeout = jiffies;
 	if (!test_bit(__IXGBE_DOWN, &adapter->state)) {
 		IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EIMC_LSC);
+		IXGBE_WRITE_FLUSH(hw);
 		schedule_work(&adapter->watchdog_task);
 	}
 }