---

yaml --- r: 215426 b: refs/heads/master c: 27ab760 h: refs/heads/master v: v3
git-mirror · Oct 21, 2010 · c832ec9 · c832ec9
1 parent ab05831
commit c832ec9
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Showing 3 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: de1036b1cea147c5049c65f5bd26fb451f1624cd
+refs/heads/master: 27ab76065c0c6734ea98ccc7080046a72d98455b
diff --git a/trunk/drivers/net/ixgbe/ixgbe_fcoe.c b/trunk/drivers/net/ixgbe/ixgbe_fcoe.c
@@ -604,11 +604,13 @@ int ixgbe_fcoe_enable(struct net_device *netdev)
 {
 	int rc = -EINVAL;
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_fcoe *fcoe = &adapter->fcoe;
 
 
 	if (!(adapter->flags & IXGBE_FLAG_FCOE_CAPABLE))
 		goto out_enable;
 
+	atomic_inc(&fcoe->refcnt);
 	if (adapter->flags & IXGBE_FLAG_FCOE_ENABLED)
 		goto out_enable;
 
@@ -648,13 +650,17 @@ int ixgbe_fcoe_disable(struct net_device *netdev)
 {
 	int rc = -EINVAL;
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
+	struct ixgbe_fcoe *fcoe = &adapter->fcoe;
 
 	if (!(adapter->flags & IXGBE_FLAG_FCOE_CAPABLE))
 		goto out_disable;
 
 	if (!(adapter->flags & IXGBE_FLAG_FCOE_ENABLED))
 		goto out_disable;
 
+	if (!atomic_dec_and_test(&fcoe->refcnt))
+		goto out_disable;
+
 	e_info(drv, "Disabling FCoE offload features.\n");
 	netdev->features &= ~NETIF_F_FCOE_CRC;
 	netdev->features &= ~NETIF_F_FSO;

diff --git a/trunk/drivers/net/ixgbe/ixgbe_fcoe.h b/trunk/drivers/net/ixgbe/ixgbe_fcoe.h
@@ -66,6 +66,7 @@ struct ixgbe_fcoe {
 	u8 tc;
 	u8 up;
 #endif
+	atomic_t refcnt;
 	spinlock_t lock;
 	struct pci_pool *pool;
 	struct ixgbe_fcoe_ddp ddp[IXGBE_FCOE_DDP_MAX];