vserver 2.0 rc7

[linux-2.6.git] / drivers / infiniband / ulp / ipoib / ipoib_multicast.c

diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 6896962..70208c3 100644 (file)
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -93,6 +93,8 @@ static void ipoib_mcast_free(struct ipoib_mcast *mcast)
        struct ipoib_dev_priv *priv = netdev_priv(dev);
        struct ipoib_neigh *neigh, *tmp;
        unsigned long flags;
+       LIST_HEAD(ah_list);
+       struct ipoib_ah *ah, *tah;
 
        ipoib_dbg_mcast(netdev_priv(dev),
                        "deleting multicast group " IPOIB_GID_FMT "\n",
@@ -101,7 +103,8 @@ static void ipoib_mcast_free(struct ipoib_mcast *mcast)
        spin_lock_irqsave(&priv->lock, flags);
 
        list_for_each_entry_safe(neigh, tmp, &mcast->neigh_list, list) {
-               ipoib_put_ah(neigh->ah);
+               if (neigh->ah)
+                       list_add_tail(&neigh->ah->list, &ah_list);
                *to_ipoib_neigh(neigh->neighbour) = NULL;
                neigh->neighbour->ops->destructor = NULL;
                kfree(neigh);
@@ -109,6 +112,9 @@ static void ipoib_mcast_free(struct ipoib_mcast *mcast)
 
        spin_unlock_irqrestore(&priv->lock, flags);
 
+       list_for_each_entry_safe(ah, tah, &ah_list, list)
+               ipoib_put_ah(ah);
+
        if (mcast->ah)
                ipoib_put_ah(mcast->ah);
 
@@ -252,13 +258,12 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
                                .traffic_class = mcast->mcmember.traffic_class
                        }
                };
+               int path_rate = ib_sa_rate_enum_to_int(mcast->mcmember.rate);
 
                av.grh.dgid = mcast->mcmember.mgid;
 
-               if (ib_sa_rate_enum_to_int(mcast->mcmember.rate) > 0)
-                       av.static_rate = (2 * priv->local_rate -
-                                         ib_sa_rate_enum_to_int(mcast->mcmember.rate) - 1) /
-                               (priv->local_rate ? priv->local_rate : 1);
+               if (path_rate > 0 && priv->local_rate > path_rate)
+                       av.static_rate = (priv->local_rate - 1) / path_rate;
 
                ipoib_dbg_mcast(priv, "static_rate %d for local port %dX, mcmember %dX\n",
                                av.static_rate, priv->local_rate,
@@ -790,7 +795,7 @@ void ipoib_mcast_dev_flush(struct net_device *dev)
 
        spin_unlock_irqrestore(&priv->lock, flags);
 
-       list_for_each_entry(mcast, &remove_list, list) {
+       list_for_each_entry_safe(mcast, tmcast, &remove_list, list) {
                ipoib_mcast_leave(dev, mcast);
                ipoib_mcast_free(mcast);
        }
@@ -902,7 +907,7 @@ void ipoib_mcast_restart_task(void *dev_ptr)
        spin_unlock_irqrestore(&priv->lock, flags);
 
        /* We have to cancel outside of the spinlock */
-       list_for_each_entry(mcast, &remove_list, list) {
+       list_for_each_entry_safe(mcast, tmcast, &remove_list, list) {
                ipoib_mcast_leave(mcast->dev, mcast);
                ipoib_mcast_free(mcast);
        }