From f6d3c19274c74ff17174df8078e0a14df003667f Mon Sep 17 00:00:00 2001
From: David Ahern <dsa@cumulusnetworks.com>
Date: Fri, 28 Aug 2015 08:42:09 -0700
Subject: net: FIB tracepoints

A few useful tracepoints developing VRF driver.

Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/ipv4/fib_trie.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'net/ipv4/fib_trie.c')

diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 5154f81c5326..26d6ffb6d23c 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -81,6 +81,7 @@
 #include <net/sock.h>
 #include <net/ip_fib.h>
 #include <net/switchdev.h>
+#include <trace/events/fib.h>
 #include "fib_lookup.h"
 
 #define MAX_STAT_DEPTH 32
@@ -1278,6 +1279,8 @@ int fib_table_lookup(struct fib_table *tb, const struct flowi4 *flp,
 	unsigned long index;
 	t_key cindex;
 
+	trace_fib_table_lookup(tb->tb_id, flp);
+
 	pn = t->kv;
 	cindex = 0;
 
@@ -1442,6 +1445,8 @@ found:
 #ifdef CONFIG_IP_FIB_TRIE_STATS
 			this_cpu_inc(stats->semantic_match_passed);
 #endif
+			trace_fib_table_lookup_nh(nh);
+
 			return err;
 		}
 	}
-- 
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