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-rw-r--r--src/plugins/avf/input.c1
-rw-r--r--src/plugins/dpdk/device/node.c1
-rw-r--r--src/plugins/dpdk/ipsec/crypto_node.c1
-rw-r--r--src/plugins/ixge/ixge.c1
-rw-r--r--src/plugins/marvell/pp2/input.c1
-rw-r--r--src/plugins/memif/node.c1
-rw-r--r--src/plugins/rdma/input.c1
-rw-r--r--src/plugins/vmxnet3/input.c1
-rw-r--r--src/vlib/handoff_trace.c1
-rw-r--r--src/vlib/node.h1
-rw-r--r--src/vlib/trace.c12
-rw-r--r--src/vnet/bonding/device.c1
-rw-r--r--src/vnet/devices/af_packet/node.c1
-rw-r--r--src/vnet/devices/netmap/node.c1
-rw-r--r--src/vnet/devices/virtio/node.c1
-rw-r--r--src/vnet/devices/virtio/vhost_user_input.c1
-rw-r--r--src/vnet/ethernet/p2p_ethernet_input.c1
-rw-r--r--src/vnet/ip/punt_node.c1
-rw-r--r--src/vnet/pg/input.c1
-rw-r--r--src/vnet/session/session_node.c1
-rw-r--r--src/vnet/unix/tuntap.c1
21 files changed, 32 insertions, 0 deletions
diff --git a/src/plugins/avf/input.c b/src/plugins/avf/input.c
index d6dda6c4b92..8d1ded88505 100644
--- a/src/plugins/avf/input.c
+++ b/src/plugins/avf/input.c
@@ -468,6 +468,7 @@ VLIB_REGISTER_NODE (avf_input_node) = {
.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* */
diff --git a/src/plugins/dpdk/device/node.c b/src/plugins/dpdk/device/node.c
index 0e6fba3af7f..a16d48591e8 100644
--- a/src/plugins/dpdk/device/node.c
+++ b/src/plugins/dpdk/device/node.c
@@ -478,6 +478,7 @@ VLIB_REGISTER_NODE (dpdk_input_node) = {
.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,
diff --git a/src/plugins/dpdk/ipsec/crypto_node.c b/src/plugins/dpdk/ipsec/crypto_node.c
index 7fae7d65581..76e57a3228a 100644
--- a/src/plugins/dpdk/ipsec/crypto_node.c
+++ b/src/plugins/dpdk/ipsec/crypto_node.c
@@ -303,6 +303,7 @@ VLIB_NODE_FN (dpdk_crypto_input_node) (vlib_main_t * vm,
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,
diff --git a/src/plugins/ixge/ixge.c b/src/plugins/ixge/ixge.c
index c27042df8b2..6ab79c9872c 100644
--- a/src/plugins/ixge/ixge.c
+++ b/src/plugins/ixge/ixge.c
@@ -2219,6 +2219,7 @@ VLIB_REGISTER_NODE (ixge_input_node, static) = {
.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,
diff --git a/src/plugins/marvell/pp2/input.c b/src/plugins/marvell/pp2/input.c
index 50f09633272..ec3d376714d 100644
--- a/src/plugins/marvell/pp2/input.c
+++ b/src/plugins/marvell/pp2/input.c
@@ -374,6 +374,7 @@ mrvl_pp2_input_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
/* *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,
diff --git a/src/plugins/memif/node.c b/src/plugins/memif/node.c
index 154d2444957..aef8ffbd0c2 100644
--- a/src/plugins/memif/node.c
+++ b/src/plugins/memif/node.c
@@ -925,6 +925,7 @@ VLIB_NODE_FN (memif_input_node) (vlib_main_t * vm,
/* *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,
diff --git a/src/plugins/rdma/input.c b/src/plugins/rdma/input.c
index 3c9481f2e07..30fae83e058 100644
--- a/src/plugins/rdma/input.c
+++ b/src/plugins/rdma/input.c
@@ -360,6 +360,7 @@ VLIB_NODE_FN (rdma_input_node) (vlib_main_t * vm,
/* *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,
diff --git a/src/plugins/vmxnet3/input.c b/src/plugins/vmxnet3/input.c
index cb456b1035c..52bb5a8d150 100644
--- a/src/plugins/vmxnet3/input.c
+++ b/src/plugins/vmxnet3/input.c
@@ -481,6 +481,7 @@ VLIB_NODE_FN (vmxnet3_input_node) (vlib_main_t * vm,
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,
diff --git a/src/vlib/handoff_trace.c b/src/vlib/handoff_trace.c
index 7a6743885da..fcb514bd837 100644
--- a/src/vlib/handoff_trace.c
+++ b/src/vlib/handoff_trace.c
@@ -79,6 +79,7 @@ typedef enum
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,
diff --git a/src/vlib/node.h b/src/vlib/node.h
index 2db31c68d7f..9f324f79fa4 100644
--- a/src/vlib/node.h
+++ b/src/vlib/node.h
@@ -303,6 +303,7 @@ typedef struct vlib_node_t
#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;
diff --git a/src/vlib/trace.c b/src/vlib/trace.c
index 70621135c68..530598d349d 100644
--- a/src/vlib/trace.c
+++ b/src/vlib/trace.c
@@ -357,6 +357,7 @@ cli_add_trace_buffer (vlib_main_t * vm,
{
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;
@@ -383,6 +384,17 @@ cli_add_trace_buffer (vlib_main_t * vm,
}
}
+ 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 ((
{
diff --git a/src/vnet/bonding/device.c b/src/vnet/bonding/device.c
index 77a53b6a17a..f5470c3ff2d 100644
--- a/src/vnet/bonding/device.c
+++ b/src/vnet/bonding/device.c
@@ -790,6 +790,7 @@ bond_process (vlib_main_t * vm, vlib_node_runtime_t * rt, vlib_frame_t * f)
/* *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",
};
diff --git a/src/vnet/devices/af_packet/node.c b/src/vnet/devices/af_packet/node.c
index 85f3e0118cf..196c0882bde 100644
--- a/src/vnet/devices/af_packet/node.c
+++ b/src/vnet/devices/af_packet/node.c
@@ -369,6 +369,7 @@ VLIB_NODE_FN (af_packet_input_node) (vlib_main_t * vm,
/* *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,
diff --git a/src/vnet/devices/netmap/node.c b/src/vnet/devices/netmap/node.c
index 00e31c0c1a2..bc55ecc8eb1 100644
--- a/src/vnet/devices/netmap/node.c
+++ b/src/vnet/devices/netmap/node.c
@@ -278,6 +278,7 @@ VLIB_NODE_FN (netmap_input_node) (vlib_main_t * vm,
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 */
diff --git a/src/vnet/devices/virtio/node.c b/src/vnet/devices/virtio/node.c
index 8441250ff1d..9711c7a030b 100644
--- a/src/vnet/devices/virtio/node.c
+++ b/src/vnet/devices/virtio/node.c
@@ -398,6 +398,7 @@ VLIB_REGISTER_NODE (virtio_input_node) = {
.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,
diff --git a/src/vnet/devices/virtio/vhost_user_input.c b/src/vnet/devices/virtio/vhost_user_input.c
index 488764ba0b7..2d90ed1224d 100644
--- a/src/vnet/devices/virtio/vhost_user_input.c
+++ b/src/vnet/devices/virtio/vhost_user_input.c
@@ -794,6 +794,7 @@ VLIB_REGISTER_NODE (vhost_user_input_node) = {
.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,
diff --git a/src/vnet/ethernet/p2p_ethernet_input.c b/src/vnet/ethernet/p2p_ethernet_input.c
index 36845fcda1b..7e5f7cadc0d 100644
--- a/src/vnet/ethernet/p2p_ethernet_input.c
+++ b/src/vnet/ethernet/p2p_ethernet_input.c
@@ -237,6 +237,7 @@ VLIB_REGISTER_NODE (p2p_ethernet_input_node) = {
.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,
diff --git a/src/vnet/ip/punt_node.c b/src/vnet/ip/punt_node.c
index 8a39d118a81..b48af84475c 100644
--- a/src/vnet/ip/punt_node.c
+++ b/src/vnet/ip/punt_node.c
@@ -621,6 +621,7 @@ VLIB_REGISTER_NODE (punt_socket_rx_node) =
{
.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,
diff --git a/src/vnet/pg/input.c b/src/vnet/pg/input.c
index bb760b09b26..39aea7c3c5a 100644
--- a/src/vnet/pg/input.c
+++ b/src/vnet/pg/input.c
@@ -1797,6 +1797,7 @@ pg_input (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame)
/* *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,
diff --git a/src/vnet/session/session_node.c b/src/vnet/session/session_node.c
index ad18637a952..891870c9d45 100644
--- a/src/vnet/session/session_node.c
+++ b/src/vnet/session/session_node.c
@@ -1339,6 +1339,7 @@ session_queue_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
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,
diff --git a/src/vnet/unix/tuntap.c b/src/vnet/unix/tuntap.c
index 9d6f8992414..72c4f73e6df 100644
--- a/src/vnet/unix/tuntap.c
+++ b/src/vnet/unix/tuntap.c
@@ -398,6 +398,7 @@ static char *tuntap_rx_error_strings[] = {
/* *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,