ofproto-dpif-xlate: Add support for OpenFlow group chaining.

[cascardo/ovs.git] / ofproto / ofproto-dpif.c

diff --git a/ofproto/ofproto-dpif.c b/ofproto/ofproto-dpif.c
index 8e68b0a..05a80b7 100644 (file)
--- a/ofproto/ofproto-dpif.c
+++ b/ofproto/ofproto-dpif.c
@@ -4105,19 +4105,6 @@ static enum ofperr
 group_construct(struct ofgroup *group_)
 {
     struct group_dpif *group = group_dpif_cast(group_);
-    const struct ofputil_bucket *bucket;
-
-    /* Prevent group chaining because our locking structure makes it hard to
-     * implement deadlock-free.  (See xlate_group_resource_check().) */
-    LIST_FOR_EACH (bucket, list_node, &group->up.buckets) {
-        const struct ofpact *a;
-
-        OFPACT_FOR_EACH (a, bucket->ofpacts, bucket->ofpacts_len) {
-            if (a->type == OFPACT_GROUP) {
-                return OFPERR_OFPGMFC_CHAINING_UNSUPPORTED;
-            }
-        }
-    }
 
     ovs_mutex_init_adaptive(&group->stats_mutex);
     ovs_mutex_lock(&group->stats_mutex);