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-rw-r--r--src/vnet/dpo/dpo.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/src/vnet/dpo/dpo.c b/src/vnet/dpo/dpo.c
index d8e075a7f2f..b51fb23dd65 100644
--- a/src/vnet/dpo/dpo.c
+++ b/src/vnet/dpo/dpo.c
@@ -316,6 +316,8 @@ dpo_get_next_node (dpo_type_t child_type,
vm = vlib_get_main();
+ vlib_worker_thread_barrier_sync(vm);
+
ASSERT(NULL != dpo_nodes[child_type]);
ASSERT(NULL != dpo_nodes[child_type][child_proto]);
ASSERT(NULL != dpo_nodes[parent_type]);
@@ -357,6 +359,8 @@ dpo_get_next_node (dpo_type_t child_type,
}
cc++;
}
+
+ vlib_worker_thread_barrier_release(vm);
}
return (dpo_edges[child_type][child_proto][parent_type][parent_proto]);
@@ -434,10 +438,21 @@ dpo_stack_from_node (u32 child_node_index,
parent_node =
vlib_get_node_by_name(vm, (u8*) dpo_nodes[parent_type][parent_proto][0]);
- edge = vlib_node_add_next(vm,
+ edge = vlib_node_get_next(vm,
child_node_index,
parent_node->index);
+ if (~0 == edge)
+ {
+ vlib_worker_thread_barrier_sync(vm);
+
+ edge = vlib_node_add_next(vm,
+ child_node_index,
+ parent_node->index);
+
+ vlib_worker_thread_barrier_release(vm);
+ }
+
dpo_stack_i(edge, dpo, parent);
}