diff options
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_multicast.c')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_multicast.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 94a57097e2b..62abfb6f35c 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -761,6 +761,7 @@ void ipoib_mcast_restart_task(struct work_struct *work) struct ipoib_mcast *mcast, *tmcast; LIST_HEAD(remove_list); unsigned long flags; + struct ib_sa_mcmember_rec rec; ipoib_dbg_mcast(priv, "restarting multicast task\n"); @@ -794,6 +795,14 @@ void ipoib_mcast_restart_task(struct work_struct *work) if (!mcast || test_bit(IPOIB_MCAST_FLAG_SENDONLY, &mcast->flags)) { struct ipoib_mcast *nmcast; + /* ignore group which is directly joined by userspace */ + if (test_bit(IPOIB_FLAG_UMCAST, &priv->flags) && + !ib_sa_get_mcmember_rec(priv->ca, priv->port, &mgid, &rec)) { + ipoib_dbg_mcast(priv, "ignoring multicast entry for mgid " + IPOIB_GID_FMT "\n", IPOIB_GID_ARG(mgid)); + continue; + } + /* Not found or send-only group, let's add a new entry */ ipoib_dbg_mcast(priv, "adding multicast entry for mgid " IPOIB_GID_FMT "\n", IPOIB_GID_ARG(mgid)); |