From: Quentin Young <qlyoung@nvidia.com>
Date: Fri, 18 Sep 2020 19:14:09 +0000 (-0400)
Subject: lib: add tracepoint for route table get
X-Git-Tag: base_7.6~363^2~6
X-Git-Url: https://git.puffer.fish/?a=commitdiff_plain;h=a72255a336c68dcc62d7bd9fcc1d409ee766cf77;p=mirror%2Ffrr.git

lib: add tracepoint for route table get

Signed-off-by: Quentin Young <qlyoung@nvidia.com>
---

diff --git a/lib/table.c b/lib/table.c
index b315637f19..0d1be2beff 100644
--- a/lib/table.c
+++ b/lib/table.c
@@ -27,6 +27,7 @@
 #include "table.h"
 #include "memory.h"
 #include "sockunion.h"
+#include "trace.h"
 
 DEFINE_MTYPE_STATIC(LIB, ROUTE_TABLE, "Route table")
 DEFINE_MTYPE(LIB, ROUTE_NODE, "Route node")
@@ -276,6 +277,12 @@ struct route_node *route_node_lookup_maynull(struct route_table *table,
 struct route_node *route_node_get(struct route_table *table,
 				  union prefixconstptr pu)
 {
+	if (tracepoint_enabled(frr_libfrr, route_node_get)) {
+		char buf[PREFIX2STR_BUFFER];
+		prefix2str(pu, buf, sizeof(buf));
+		tracepoint(frr_libfrr, route_node_get, table, buf);
+	}
+
 	struct route_node search;
 	struct prefix *p = &search.p;
 
diff --git a/lib/trace.h b/lib/trace.h
index 989361e66c..5e0b13a655 100644
--- a/lib/trace.h
+++ b/lib/trace.h
@@ -39,6 +39,7 @@
 #include "thread.h"
 #include "memory.h"
 #include "linklist.h"
+#include "table.h"
 
 /* clang-format off */
 
@@ -219,6 +220,18 @@ TRACEPOINT_EVENT(
 	)
 )
 
+TRACEPOINT_EVENT(
+	frr_libfrr,
+	route_node_get,
+	TP_ARGS(
+		struct route_table *, table, char *, prefix
+	),
+	TP_FIELDS(
+		ctf_integer_hex(intptr_t, table, table)
+		ctf_string(prefix, prefix)
+	)
+)
+
 /* clang-format on */
 
 #include <lttng/tracepoint-event.h>