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-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_multicast.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 3203ebe9b100..c83c9586c59c 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -226,7 +226,23 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
spin_unlock_irq(&priv->lock);
return -EAGAIN;
}
- priv->mcast_mtu = IPOIB_UD_MTU(ib_mtu_enum_to_int(priv->broadcast->mcmember.mtu));
+ /*update priv member according to the new mcast*/
+ priv->broadcast->mcmember.qkey = mcmember->qkey;
+ priv->broadcast->mcmember.mtu = mcmember->mtu;
+ priv->broadcast->mcmember.traffic_class = mcmember->traffic_class;
+ priv->broadcast->mcmember.rate = mcmember->rate;
+ priv->broadcast->mcmember.sl = mcmember->sl;
+ priv->broadcast->mcmember.flow_label = mcmember->flow_label;
+ priv->broadcast->mcmember.hop_limit = mcmember->hop_limit;
+ /* assume if the admin and the mcast are the same both can be changed */
+ if (priv->mcast_mtu == priv->admin_mtu)
+ priv->admin_mtu =
+ priv->mcast_mtu =
+ IPOIB_UD_MTU(ib_mtu_enum_to_int(priv->broadcast->mcmember.mtu));
+ else
+ priv->mcast_mtu =
+ IPOIB_UD_MTU(ib_mtu_enum_to_int(priv->broadcast->mcmember.mtu));
+
priv->qkey = be32_to_cpu(priv->broadcast->mcmember.qkey);
spin_unlock_irq(&priv->lock);
priv->tx_wr.wr.ud.remote_qkey = priv->qkey;