diff options
| author | David Ahern <dsa@cumulusnetworks.com> | 2015-08-28 08:42:09 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-08-29 13:05:16 -0700 |
| commit | f6d3c19274c74ff17174df8078e0a14df003667f (patch) | |
| tree | 63a2bd2de1e1ad99c5f2598feb4b69beaccf83b3 /net | |
| parent | 0d5cdef8d5dd0a6819fd85305adb448f5ba56f24 (diff) | |
| download | linux-f6d3c19274c74ff17174df8078e0a14df003667f.tar.bz2 | |
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>
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/net-traces.c | 1 | ||||
| -rw-r--r-- | net/ipv4/fib_frontend.c | 3 | ||||
| -rw-r--r-- | net/ipv4/fib_trie.c | 5 |
3 files changed, 9 insertions, 0 deletions
diff --git a/net/core/net-traces.c b/net/core/net-traces.c index ba3c0120786c..adef015b2f41 100644 --- a/net/core/net-traces.c +++ b/net/core/net-traces.c @@ -31,6 +31,7 @@ #include <trace/events/napi.h> #include <trace/events/sock.h> #include <trace/events/udp.h> +#include <trace/events/fib.h> EXPORT_TRACEPOINT_SYMBOL_GPL(kfree_skb); diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 7fa277176c33..4036c94dfbe1 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -46,6 +46,7 @@ #include <net/rtnetlink.h> #include <net/xfrm.h> #include <net/vrf.h> +#include <trace/events/fib.h> #ifndef CONFIG_IP_MULTIPLE_TABLES @@ -344,6 +345,8 @@ static int __fib_validate_source(struct sk_buff *skb, __be32 src, __be32 dst, fl4.flowi4_mark = IN_DEV_SRC_VMARK(idev) ? skb->mark : 0; + trace_fib_validate_source(dev, &fl4); + net = dev_net(dev); if (fib_lookup(net, &fl4, &res, 0)) goto last_resort; 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; } } |