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authorBenoît Ganne <bganne@cisco.com>2020-10-02 19:36:57 +0200
committerDave Barach <openvpp@barachs.net>2020-11-09 11:51:34 +0000
commit9a3973e3a36bfd4dd8dbffe130a92649fc1b73d3 (patch)
tree1ed9e9c7a3b13edd68f7e78d66dbb995cbe79a2a /src/vnet/devices/af_packet/node.c
parentf6b02e0d0bfd7e0f1d79e8ee426f48ca37ae5ff3 (diff)
vlib: fix trace number accounting
When using classifier to filter traces, not all packets will be traced. In that case, we should only count traced packets. Type: fix Change-Id: I87d1e217b580ebff8c6ade7860eb43950420ae78 Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'src/vnet/devices/af_packet/node.c')
-rw-r--r--src/vnet/devices/af_packet/node.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/vnet/devices/af_packet/node.c b/src/vnet/devices/af_packet/node.c
index 196c0882bde..61d4ce2d1f5 100644
--- a/src/vnet/devices/af_packet/node.c
+++ b/src/vnet/devices/af_packet/node.c
@@ -310,11 +310,11 @@ af_packet_device_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
/* trace */
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (first_b0);
- if (PREDICT_FALSE (n_trace > 0))
+ if (PREDICT_FALSE
+ (n_trace > 0 && vlib_trace_buffer (vm, node, next0, first_b0,
+ /* follow_chain */ 0)))
{
af_packet_input_trace_t *tr;
- vlib_trace_buffer (vm, node, next0, first_b0, /* follow_chain */
- 0);
vlib_set_trace_count (vm, node, --n_trace);
tr = vlib_add_trace (vm, node, first_b0, sizeof (*tr));
tr->next_index = next0;