buffers: configurable buffer fault injector

[vpp.git] / src / vlib / buffer_node.h

diff --git a/src/vlib/buffer_node.h b/src/vlib/buffer_node.h
index bd82b10..0fa18d6 100644 (file)
--- a/src/vlib/buffer_node.h
+++ b/src/vlib/buffer_node.h
@@ -69,6 +69,8 @@
 
 #define vlib_validate_buffer_enqueue_x2(vm,node,next_index,to_next,n_left_to_next,bi0,bi1,next0,next1) \
 do {                                                                   \
+  ASSERT (bi0 != 0);                                                   \
+  ASSERT (bi1 != 0);                                                   \
   int enqueue_code = (next0 != next_index) + 2*(next1 != next_index);  \
                                                                        \
   if (PREDICT_FALSE (enqueue_code != 0))                               \
@@ -137,6 +139,10 @@ do {                                                                       \
 
 #define vlib_validate_buffer_enqueue_x4(vm,node,next_index,to_next,n_left_to_next,bi0,bi1,bi2,bi3,next0,next1,next2,next3) \
 do {                                                                    \
+  ASSERT (bi0 != 0);                                                   \
+  ASSERT (bi1 != 0);                                                   \
+  ASSERT (bi2 != 0);                                                   \
+  ASSERT (bi3 != 0);                                                   \
   /* After the fact: check the [speculative] enqueue to "next" */       \
   u32 fix_speculation = (next_index ^ next0) | (next_index ^ next1)     \
     | (next_index ^ next2) | (next_index ^ next3);                      \
@@ -217,6 +223,7 @@ do {                                                                    \
 */
 #define vlib_validate_buffer_enqueue_x1(vm,node,next_index,to_next,n_left_to_next,bi0,next0) \
 do {                                                                   \
+  ASSERT (bi0 != 0);                                                   \
   if (PREDICT_FALSE (next0 != next_index))                             \
     {                                                                  \
       vlib_put_next_frame (vm, node, next_index, n_left_to_next + 1);  \