.state = VLIB_NODE_STATE_DISABLED,
.n_errors = AVF_INPUT_N_ERROR,
.error_strings = avf_input_error_strings,
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
};
/* *INDENT-ON* */
.type = VLIB_NODE_TYPE_INPUT,
.name = "dpdk-input",
.sibling_of = "device-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
/* Will be enabled if/when hardware is detected. */
.state = VLIB_NODE_STATE_DISABLED,
VLIB_REGISTER_NODE (dpdk_crypto_input_node) =
{
.name = "dpdk-crypto-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.format_trace = format_dpdk_crypto_input_trace,
.type = VLIB_NODE_TYPE_INPUT,
.state = VLIB_NODE_STATE_DISABLED,
.function = ixge_input,
.type = VLIB_NODE_TYPE_INPUT,
.name = "ixge-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
/* Will be enabled if/when hardware is detected. */
.state = VLIB_NODE_STATE_DISABLED,
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (mrvl_pp2_input_node) = {
.function = mrvl_pp2_input_fn,
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.name = "mrvl-pp2-input",
.sibling_of = "device-input",
.format_trace = format_mrvl_pp2_input_trace,
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (memif_input_node) = {
.name = "memif-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.sibling_of = "device-input",
.format_trace = format_memif_input_trace,
.type = VLIB_NODE_TYPE_INPUT,
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (rdma_input_node) = {
.name = "rdma-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.sibling_of = "device-input",
.format_trace = format_rdma_input_trace,
.type = VLIB_NODE_TYPE_INPUT,
VLIB_REGISTER_NODE (vmxnet3_input_node) = {
.name = "vmxnet3-input",
.sibling_of = "device-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.format_trace = format_vmxnet3_input_trace,
.type = VLIB_NODE_TYPE_INPUT,
.state = VLIB_NODE_STATE_DISABLED,
VLIB_REGISTER_NODE (handoff_trace_node, static) =
{
.name = "handoff_trace",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.function = handoff_trace_node_fn,
.vector_size = sizeof (u32),
.format_trace = format_handoff_trace,
#define VLIB_NODE_FLAG_SWITCH_FROM_INTERRUPT_TO_POLLING_MODE (1 << 6)
#define VLIB_NODE_FLAG_SWITCH_FROM_POLLING_TO_INTERRUPT_MODE (1 << 7)
+#define VLIB_NODE_FLAG_TRACE_SUPPORTED (1 << 8)
/* State for input nodes. */
u8 state;
{
unformat_input_t _line_input, *line_input = &_line_input;
vlib_trace_main_t *tm;
+ vlib_node_t *node;
vlib_trace_node_t *tn;
u32 node_index, add;
u8 verbose = 0;
}
}
+ node = vlib_get_node (vm, node_index);
+
+ if ((node->flags & VLIB_NODE_FLAG_TRACE_SUPPORTED) == 0)
+ {
+ error = clib_error_create ("node '%U' doesn't support per-node "
+ "tracing. There may be another way to "
+ "initiate trace on this node.",
+ format_vlib_node_name, vm, node_index);
+ goto done;
+ }
+
/* *INDENT-OFF* */
foreach_vlib_main ((
{
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (bond_process_node) = {
.function = bond_process,
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.type = VLIB_NODE_TYPE_PROCESS,
.name = "bond-process",
};
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (af_packet_input_node) = {
.name = "af-packet-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.sibling_of = "device-input",
.format_trace = format_af_packet_input_trace,
.type = VLIB_NODE_TYPE_INPUT,
VLIB_REGISTER_NODE (netmap_input_node) = {
.name = "netmap-input",
.sibling_of = "device-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.format_trace = format_netmap_input_trace,
.type = VLIB_NODE_TYPE_INPUT,
/* default state is INTERRUPT mode, switch to POLLING if worker threads are enabled */
.name = "virtio-input",
.sibling_of = "device-input",
.format_trace = format_virtio_input_trace,
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.type = VLIB_NODE_TYPE_INPUT,
.state = VLIB_NODE_STATE_INTERRUPT,
.n_errors = VIRTIO_INPUT_N_ERROR,
.type = VLIB_NODE_TYPE_INPUT,
.name = "vhost-user-input",
.sibling_of = "device-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
/* Will be enabled if/when hardware is detected. */
.state = VLIB_NODE_STATE_DISABLED,
.vector_size = sizeof (u32),
.format_trace = format_p2p_ethernet_trace,
.type = VLIB_NODE_TYPE_INTERNAL,
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.n_errors = ARRAY_LEN(p2p_ethernet_error_strings),
.error_strings = p2p_ethernet_error_strings,
{
.function = punt_socket_rx,
.name = "punt-socket-rx",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.type = VLIB_NODE_TYPE_INPUT,
.state = VLIB_NODE_STATE_INTERRUPT,
.vector_size = 1,
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (pg_input_node) = {
.function = pg_input,
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.name = "pg-input",
.sibling_of = "device-input",
.type = VLIB_NODE_TYPE_INPUT,
VLIB_REGISTER_NODE (session_queue_node) =
{
.function = session_queue_node_fn,
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.name = "session-queue",
.format_trace = format_session_queue_trace,
.type = VLIB_NODE_TYPE_INPUT,
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (tuntap_rx_node,static) = {
.function = tuntap_rx,
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
.name = "tuntap-rx",
.sibling_of = "device-input",
.type = VLIB_NODE_TYPE_INPUT,