From: Greg Rose <gregory.v.rose@intel.com>
Date: Fri, 2 Nov 2012 05:50:52 +0000 (+0000)
Subject: ixgbevf: Remove mailbox spinlock from the reset function
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=31571757a4a595cce247d114eca8cbda86d59460;p=linux-beck.git

ixgbevf: Remove mailbox spinlock from the reset function

The spinlocks are not required during reset.  There won't be any
contention for the mailbox resource.

Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Sibai Li <sibai.li@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
---

diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 8b8a685df849..592fe998a77f 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -1702,15 +1702,11 @@ void ixgbevf_reset(struct ixgbevf_adapter *adapter)
 	struct ixgbe_hw *hw = &adapter->hw;
 	struct net_device *netdev = adapter->netdev;
 
-	spin_lock_bh(&adapter->mbx_lock);
-
 	if (hw->mac.ops.reset_hw(hw))
 		hw_dbg(hw, "PF still resetting\n");
 	else
 		hw->mac.ops.init_hw(hw);
 
-	spin_unlock_bh(&adapter->mbx_lock);
-
 	if (is_valid_ether_addr(adapter->hw.mac.addr)) {
 		memcpy(netdev->dev_addr, adapter->hw.mac.addr,
 		       netdev->addr_len);